__TOC__
A
Aa – Ak
thumb|[[Acanthite, Chispas Mine, Arizpe, Sonora, Mexico ]]
thumb|[[Actinolite (acicular form) with calcite]]
thumb|Combination of jet-black [[aegirines splaying out from matrix of feldspar]]
thumb|[[Ajoite in quartz - Messina mine, Limpopo Province, South Africa ]]
thumb|[[Åkermanite (yellowish brown), calcite (blue), hillebrandite (variety foshagite, fibrous), tilleyite (mallow colored), from Crestmore, Riverside, California, USA]]
thumb|[[Almandine garnet crystal ]]
thumb|[[Allophane ]]
thumb|[[Microcline, var. amazonite from Brazil]]
thumb|[[Amethyst crystals]]
thumb|[[Andorite from San José Mine, Oruro City, Cercado Province, Oruro Department, Bolivia]]
thumb|Pastel-pink [[apatite crystal, transparent quartz crystals, jet-black schorl, muscovite and sharp albite crystals]]
thumb|Crystals of [[apophyllite piled up on matrix]]
thumb|Mint green [[apophyllite-(KF) rosette, Momin Pada, Maharashtra, India]]
thumb|[[Apophyllite-(NaF). Nasik District, Maharashtra, India]]
thumb|Nagar [[Aquamarine (gemstone)|aquamarines have a tendency to form large clusters; from Nagar (Nagir), Hunza Valley, Gilgit District, Northern Areas, Pakistan]]
thumb|[[Arfvedsonite, Poudrette quarry, Mont Saint-Hilaire, Montérégie, Quebec ]]
thumb|[[Arsendescloizite and mimetite, Ojuela Mine, Mapimí, Durango, Mexico ]]
thumb|Native [[arsenic crystals, Ronna Mine, Kladno, Bohemia, Czech Republic ]]
thumb|[[Arsenopyrite from Hidalgo del Parral, Chihuahua, Mexico]]
thumb|Crystal of [[augelite stands out in this cluster]]
thumb|[[Aurichalcite needles spraying out within a protected pocket lined by bladed calcite crystals]]
thumb|[[Aurichalcite crystals in calcite]]
thumb|[[Austinite, from Durango, Mexico ]]
thumb|[[Autunite, 6.5 × 5.5 × 4 cm, Daybreak Mine, Spokane County, Washington, US]]
thumb|[[Axinite|Axinite-(Mn), with sharp curving crystals to 4 cm. West Bor Pit at Dalnegorsk, Russia]]
thumb|Axinite-(Mn), [[Vitória da Conquista, Bahia, Brazil size 5.5 × 2.4 × 0.8 cm]]
thumb|Exceptionally large [[azurite crystal, 6 × 2 × 2 cm, Tsumeb, Namibia ]]
thumb|Deep blue, sparkly crystals of [[azurite in a shallow vug, on a matrix of azurite]]
- Abellaite (IMA2014-111) 5.BE. [http://www.mindat.org/min-47008.html] [no] [no] <br />(IUPAC: sodium dilead hydro dicarbonate)
- Abelsonite (IMA1975-013) 10.CA.20 [http://www.mindat.org/min-1.html] [https://www.webmineral.com/data/Abelsonite.shtml] [http://www.handbookofmineralogy.com/pdfs/abelsonite.pdf] <br />(IUPAC: a nickel porphyrine derivative)
- Abenakiite-(Ce) (IMA1991-054) 9.CK.10 [http://www.mindat.org/min-2.html] [https://www.webmineral.com/data/Abenakiite-%28Ce%29.shtml] [no]
- Abernathyite (natroautunite: 1956) 8.EB.15 [http://www.mindat.org/min-3.html] [https://www.webmineral.com/data/Abernathyite.shtml] [http://www.handbookofmineralogy.com/pdfs/abernathyite.pdf]
- Abhurite (IMA1983-061) 3.DA.30 [http://www.mindat.org/min-4.html] [https://www.webmineral.com/data/Abhurite.shtml] [http://www.handbookofmineralogy.com/pdfs/abhurite.pdf]
- Abramovite (IMA2006-016) 2.HF.25a [http://www.mindat.org/min-29261.html] [https://www.webmineral.com/data/Abramovite.shtml] [http://www.handbookofmineralogy.com/pdfs/abramovite.pdf] <br />(IUPAC: dilead tin indium heptasulfa bismuthide)
- Abswurmbachite (braunite: IMA1990-007) 9.AG.05 [http://www.mindat.org/min-9.html] [https://web.archive.org/web/20061112152200/http://webmineral.com/data/Abswurmbachite.shtml] [http://www.handbookofmineralogy.com/pdfs/abswurmbachite.pdf] <br />(IUPAC: copper(II) hexamanganese(III) octaoxo tetraoxosilicate)
- Abuite (IMA2014-084) 8.B0. [http://www.mindat.org/min-46490.html] [no] [no] <br />(IUPAC: calcium dialuminium difluoro diphosphate)
- Acanthite (acanthite: 1855) 2.BA.35 [http://www.mindat.org/min-10.html] [https://www.webmineral.com/data/Acanthite.shtml] [http://www.handbookofmineralogy.com/pdfs/acanthite.pdf] <br />(IUPAC: disilver sulfide)
- Acetamide (IMA1974-039) 10.AA.20 [http://www.mindat.org/min-13.html] [https://www.webmineral.com/data/Acetamide.shtml] [http://www.handbookofmineralogy.com/pdfs/acetamide.pdf] <br />(IUPAC: acetic acid amide)
- Achalaite (wodginite: IMA2013-103) 4.D0. [http://www.mindat.org/min-46039.html] [no] [no] <br />(IUPAC: iron(II) titanium diniobium octaoxide)
- Achávalite (nickeline: 1939) 2.CC.05 [http://www.mindat.org/min-14.html] [https://webmineral.com/data/Achavalite.shtml] [no] <br>(IUPAC: iron selenide)
- Achyrophanite (IMA2018-011) 8.0 [https://www.mindat.org/min-52919.html] [no] [no]
- Acmonidesite (IMA2013-068) 7.AC. [http://www.mindat.org/min-45955.html] [no] [no]
- Actinolite<sup>I</sup> [Ca-amphibole: IMA2012 s.p., actynolite (1794)] 9.DE.10 [http://www.mindat.org/min-18.html] [https://www.webmineral.com/data/Actinolite.shtml] [http://www.handbookofmineralogy.com/pdfs/actinolite.pdf]
- Acuminite (tikhonenkovite: IMA1986-038) 3.CC.10 [http://www.mindat.org/min-19.html] [https://www.webmineral.com/data/Acuminite.shtml] [http://www.handbookofmineralogy.com/pdfs/acuminite.pdf] <br />(IUPAC: strontium hydro tetrafluoroaluminate monohydrate)
- Adachiite (tourmaline: IMA2012-101) 9.CK. [http://www.mindat.org/min-43780.html] [no] [http://www.handbookofmineralogy.com/pdfs/adachiite.pdf]
- Adamite (andalusite: 1866) 8.BB.30 [http://www.mindat.org/min-21.html] [https://www.webmineral.com/data/Adamite.shtml] [http://www.handbookofmineralogy.com/pdfs/adamite.pdf] <br />(IUPAC: dizinc hydro arsenate)
- Adamsite-(Y) (IMA1999-020) 5.CC.30 [http://www.mindat.org/min-7088.html] [https://www.webmineral.com/data/Adamsite-%28Y%29.shtml] [http://www.handbookofmineralogy.com/pdfs/adamsite-(Y).pdf] <br />(IUPAC: sodium yttrium dicarbonate hexahydrate)
- Adanite (IMA2019-088) 7.0 [https://www.mindat.org/min-54113.html] [no] [no] <br />(IUPAC: dilead tellurite sulfate)
- Addibischoffite (sapphirine: IMA2015-006) 4.BC. [http://www.mindat.org/min-46547.html] [no] [no]
- Adelite (Y: 1891) 8.BH.35 [http://www.mindat.org/min-23.html] [https://www.webmineral.com/data/Adelite.shtml] [http://www.handbookofmineralogy.com/pdfs/adelite.pdf] <br />(IUPAC: calcium magnesium hydro arsenate)
- Admontite (IMA1978-012) 6.FA.15 [http://www.mindat.org/min-27.html] [https://www.webmineral.com/data/Admontite.shtml] [http://www.handbookofmineralogy.com/pdfs/admontite.pdf] <br />(IUPAC: magnesio decaoxo hexaborate heptahydrate)
- Adolfpateraite (IMA2011-042) 7.EC. [http://www.mindat.org/min-42458.html] [no] [http://www.handbookofmineralogy.com/pdfs/adolfpateraite.pdf] <br />(IUPAC: potassium uranyl hydro sulfate water)
- Adranosite 7.BC.
- Adranosite (IMA2008-057) 7.BC. [http://www.mindat.org/min-39324.html] [https://webmineral.com/data/Adranosite.shtml] [http://www.handbookofmineralogy.com/pdfs/adranosite.pdf]
- Adranosite-(Fe) (IMA2011-006) 7.BC. [http://www.mindat.org/min-38898.html] [no] [http://www.handbookofmineralogy.com/pdfs/adranosite-(Fe).pdf]
- Adrianite (IMA2014-028) 9.AD. [http://www.mindat.org/min-46164.html] [no] [no]
- Aegirine (pyroxene: IMA1998 s.p., 1835) 9.DA.25 [http://www.mindat.org/min-31.html] [https://www.webmineral.com/data/Aegirine.shtml] [http://www.handbookofmineralogy.com/pdfs/aegirine.pdf] <br />(IUPAC: sodium iron(III) hexaoxy disilicate)
- Aegirine-augite<sup>I</sup> (pyroxene: IMA1988 s.p., 1988 Rd) 9.DA.20 [http://www.mindat.org/min-32.html] [no] [no]
- Aenigmatite (sapphirine: IMA1967 s.p., 1865) 9.DH.40 [http://www.mindat.org/min-33.html] [https://www.webmineral.com/data/Aenigmatite.shtml] [http://www.handbookofmineralogy.com/pdfs/aenigmatite.pdf]
- Aerinite (IMA1988 s.p., 1876 Rd) 9.DB.45 [http://www.mindat.org/min-34.html] [https://www.webmineral.com/data/Aerinite.shtml] [http://www.handbookofmineralogy.com/pdfs/aerinite.pdf]
- Aerugite (IMA1965 s.p., 1858 Rd) 8.BC.15 [http://www.mindat.org/min-36.html] [https://www.webmineral.com/data/Aerugite.shtml] [http://www.handbookofmineralogy.com/pdfs/aerugite.pdf]
<!-- Disamb and three pages -->
- Aeschynite 04.DF.05
- Aeschynite-(Ce) (IMA1987 s.p., 1830) 4.DF.05 [http://www.mindat.org/min-37.html] [https://www.webmineral.com/data/Aeschynite-%28Ce%29.shtml] [http://www.handbookofmineralogy.com/pdfs/aeschynite-(Ce).pdf]
- Aeschynite-(Nd) (IMA1987 s.p., 1982) 4.DF.05 [http://www.mindat.org/min-38.html] [https://www.webmineral.com/data/Aeschynite-%28Nd%29.shtml] [http://www.handbookofmineralogy.com/pdfs/aeschynite-(Nd).pdf]
- Aeschynite-(Y) (IMA1987 s.p., 1906) 4.DF.05 [http://www.mindat.org/min-39.html] [https://www.webmineral.com/data/Aeschynite-%28Y%29.shtml] [http://www.handbookofmineralogy.com/pdfs/aeschynite-(Y).pdf]
- Afghanite (cancrinite-sodalite: IMA1967-041) 9.FB.05 [http://www.mindat.org/min-41.html] [https://www.webmineral.com/data/Afghanite.shtml] [http://www.handbookofmineralogy.com/pdfs/afghanite.pdf]
- Afmite (IMA2005-025a) 8.DD.15 [http://www.mindat.org/min-40242.html] [no] [http://www.handbookofmineralogy.com/pdfs/afmite.pdf]
- Afwillite (spurrite-afwillite: 1925) 9.AG.75 [http://www.mindat.org/min-42.html] [https://www.webmineral.com/data/Afwillite.shtml] [http://www.handbookofmineralogy.com/pdfs/afwillite.pdf] <br />(IUPAC: tricalcium tetraoxysilicate dihydroxosilicate dihydrate)
- Agaite (tellurium oxysalt: IMA2011-115) 7.D?. [http://www.mindat.org/min-42745.html] [no] [no] <br />(IUPAC: trilead copper(II) tellurium(VI) dihydro pentaoxide carbonate)
- Agakhanovite-(Y) (milarite: IMA2013-090) 9.CM. [http://www.mindat.org/min-45953.html] [no] [no]
- Agardite 08.DL.15 <br />(IUPAC: REE hexacopper(II) hexahydro triarsenate trihydrate)
- Agardite-(Ce) (mixite: IMA2003-030) 8.DL.15 [http://www.mindat.org/min-48.html] [https://www.webmineral.com/data/Agardite-%28Ce%29.shtml] [no]
- Agardite-(La) (mixite: IMA1980-092) 8.DL.15 [http://www.mindat.org/min-50.html] [https://www.webmineral.com/data/Agardite-%28La%29.shtml] [http://www.handbookofmineralogy.com/pdfs/agardite-(LA).pdf]
- Agardite-(Nd) (mixite: IMA2010-056) 8.DL.15 [http://www.mindat.org/min-43.html] [https://webmineral.com/data/Agardite-(Nd).shtml] [http://www.handbookofmineralogy.com/pdfs/agardite-(Nd).pdf]
- Agardite-(Y) (mixite: IMA1968-021) 8.DL.15 [http://www.mindat.org/min-44.html] [https://www.webmineral.com/data/Agardite-%28Y%29.shtml] [http://www.handbookofmineralogy.com/pdfs/agardite-(Y).pdf]
- Agmantinite (wurtzite: IMA2014-083) 2.CB. [http://www.mindat.org/min-46534.html] [no] [no] <br />(IUPAC: disilver manganese tetrasulfa stannide)
- Agrellite (IMA1973-032) 9.DH.75 [http://www.mindat.org/min-57.html] [https://www.webmineral.com/data/Agrellite.shtml] [http://www.handbookofmineralogy.com/pdfs/agrellite.pdf] <br />(IUPAC: sodium dicalcium fluoro decaoxo tetrasilicate)
- Agricolaite (IMA2009-081) 5.ED.50 [http://www.mindat.org/min-39868.html] [no] [no] <br />(IUPAC: tetrapotassium uranyl tricarbonate)
- Agrinierite (compreignacite: IMA1971-046) 4.GB.05 [http://www.mindat.org/min-58.html] [https://www.webmineral.com/data/Agrinierite.shtml] [http://www.handbookofmineralogy.com/pdfs/agrinierite.pdf]
- Aguilarite (acanthite: 1891) 2.BA.55 [http://www.mindat.org/min-59.html] [https://www.webmineral.com/data/Aguilarite.shtml] [http://www.handbookofmineralogy.com/pdfs/aguilarite.pdf] <br/>(IUPAC: tetrasilver selenide sulfide)
- Monoclinic ‘acanthite-like’ series (from Ag<sub>2</sub>S-Ag<sub>2</sub>S<sub>0.4</sub>Se<sub>0.6</sub>)
- Orthorhombic ‘naumannite-like’ series (from Ag<sub>2</sub>S<sub>0.3</sub>Se<sub>0.7</sub>-Ag<sub>2</sub>Se)
- Aheylite (turquoise: IMA1984-036) 8.DD.15 [http://www.mindat.org/min-60.html] [https://www.webmineral.com/data/Aheylite.shtml] [http://www.handbookofmineralogy.com/pdfs/aheylite.pdf]
- Ahlfeldite (cobaltomenite: 1935) 4.JH.10 [http://www.mindat.org/min-61.html] [https://www.webmineral.com/data/Ahlfeldite.shtml] [http://www.handbookofmineralogy.com/pdfs/ahlfeldite.pdf] <br />(IUPAC: nickel selenite(IV) dihydrate)
- Ahrensite (spinel, ringwoodite: IMA2013-028) 9.AC. [http://www.mindat.org/min-43891.html] [no] [no] <br />(SiFe<sub>2</sub>O<sub>4</sub>)
- Aikinite (meneghinite: 1843) 2.HB.05a [http://www.mindat.org/min-63.html] [https://www.webmineral.com/data/Aikinite.shtml] [http://www.handbookofmineralogy.com/pdfs/aikinite.pdf] <br />(IUPAC: copper lead trisulfa bismuthide)
- Aiolosite (apatite: IMA2008-015) 7.BD.20 [http://www.mindat.org/min-38693.html] [https://www.webmineral.com/data/Aiolosite.shtml] [no]
- Airdite (IMA020-046) 8.CJ. [https://www.mindat.org/min-55106.html] [no] [no]
- Ajoite (ajoite: 1958) 9.EA.70 [http://www.mindat.org/min-66.html] [https://www.webmineral.com/data/Ajoite.shtml] [http://www.handbookofmineralogy.com/pdfs/ajoite.pdf]
- Akaganéite (hollandite, coronadite: IMA1962-004) 4.DK.05 [http://www.mindat.org/min-67.html] [https://www.webmineral.com/data/Akaganeite.shtml] [http://www.handbookofmineralogy.com/pdfs/akaganeite.pdf]
- Akaogiite (baddeleyite: IMA2007-058) 4.D0. [http://www.mindat.org/min-35912.html] [no] [no] <br />(IUPAC: titanium dioxide)
- Akatoreite (IMA1969-015) 9.BH.15 [http://www.mindat.org/min-68.html] [https://www.webmineral.com/data/Akatoreite.shtml] [http://www.handbookofmineralogy.com/pdfs/akatoreite.pdf]
- Akdalaite (nolanite: IMA1969-002) 4.FL.70 [http://www.mindat.org/min-69.html] [https://www.webmineral.com/data/Akdalaite.shtml] [http://www.handbookofmineralogy.com/pdfs/akdalaite.pdf]
- Åkermanite (melilite: 1884) 9.BB.10 [http://www.mindat.org/min-70.html] [https://www.webmineral.com/data/Akermanite.shtml] [http://www.handbookofmineralogy.com/pdfs/akermanite.pdf] <br />(IUPAC: dicalcium magnesium heptaoxo disilicate)
- Akhtenskite (ramsdellite: IMA1982-072) 4.DB.15b [http://www.mindat.org/min-71.html] [https://www.webmineral.com/data/Akhtenskite.shtml] [http://www.handbookofmineralogy.com/pdfs/akhtenskite.pdf] <br />(IUPAC: manganese dioxide)
- Akimotoite (corundum: IMA1997-044) 4.CB.05 [http://www.mindat.org/min-6794.html] [https://www.webmineral.com/data/Akimotoite.shtml] [no] <br>(IUPAC: magnesium trioxo silicate)
- Aklimaite (IMA2011-050) 9.0 [http://www.mindat.org/min-42244.html] [no] [http://www.handbookofmineralogy.com/pdfs/aklimaite.pdf] <br>(IUPAC: tetracalcium [pentaoxodisilicate dihydroxyl] tetrahydroxyl pentahydrate)
- Akopovaite (hydrotalcite: IMA2018-095) 5.0 [https://www.mindat.org/min-53220.html] [no] [no]
- Akrochordite (Y: 1922) 8.DD.10 [http://www.mindat.org/min-72.html] [https://www.webmineral.com/data/Akrochordite.shtml] [http://www.handbookofmineralogy.com/pdfs/akrochordite.pdf] <br />(IUPAC: pentamanganese(II) tetrahydro diarsenate tetrahydrate)
- Aksaite (IMA1967 s.p., 1962) 6.FA.05 [http://www.mindat.org/min-73.html] [https://www.webmineral.com/data/Aksaite.shtml] [http://www.handbookofmineralogy.com/pdfs/aksaite.pdf] <br />(IUPAC: magnesium hexahydro heptaoxo hexaborate dihydrate)
- Aktashite (nowackiite: IMA2008 s.p., 1968) 2.GA.30 [http://www.mindat.org/min-74.html] [https://www.webmineral.com/data/Aktashite.shtml] [http://www.handbookofmineralogy.com/pdfs/aktashite.pdf]
Al – An
- Alabandite (galena, rocksalt: 1822) 2.CD.10 [http://www.mindat.org/min-89.html] [https://www.webmineral.com/data/Alabandite.shtml] [http://www.handbookofmineralogy.com/pdfs/alabandite.pdf] <br>(IUPAC: manganese(II) sulfide)
- Alacránite (IMA1985-033) 2.FA.20 [http://www.mindat.org/min-91.html] [https://www.webmineral.com/data/Alacranite.shtml] [http://www.handbookofmineralogy.com/pdfs/alacranite.pdf] <br>(IUPAC: octarsenic nonasulfide)
- Alamosite (Y: 1909) 9.DO.20 [http://www.mindat.org/min-93.html] [https://www.webmineral.com/data/Alamosite.shtml] [http://www.handbookofmineralogy.com/pdfs/alamosite.pdf] <br>(IUPAC: lead trioxysilicate)
- Alarsite (quartz: IMA1993-003) 8.AA.05 [http://www.mindat.org/min-94.html] [https://www.webmineral.com/data/Alarsite.shtml] [http://www.handbookofmineralogy.com/pdfs/alarsite.pdf] <br>(IUPAC: aluminium arsenate)
- Albertiniite (IMA2015-004) 4.JE. [http://www.mindat.org/min-46619.html] [no] [no] <br>(IUPAC: iron(II) sulfite trihydrate)
- Albite (feldspar: 1815) 9.FA.35 [http://www.mindat.org/min-96.html] [https://www.webmineral.com/data/Albite.shtml] [http://www.handbookofmineralogy.com/pdfs/albite.pdf] <br>(IUPAC: sodium (octaoxy alumotrisilicate))
- Albrechtschraufite (IMA1983-078) 5.ED.15 [http://www.mindat.org/min-97.html] [https://www.webmineral.com/data/Albrechtschraufite.shtml] [http://www.handbookofmineralogy.com/pdfs/albrechtschraufite.pdf]
- Alburnite (argyrodite: IMA2012-073) 2.BA. [http://www.mindat.org/min-43596.html] [no] [no] <br>(IUPAC: octasilver germanium ditelluride tetrasulfide)
- Alcantarillaite (IMA2019-072) 8.0 [https://www.mindat.org/min-54031.html] [no] [no]
- Alcaparrosaite (alcaparrosaite: IMA2011-024) 7.DF. [http://www.mindat.org/min-42525.html] [no] [http://www.handbookofmineralogy.com/pdfs/alcaparrosaite.pdf]
- Aldermanite (IMA1980-044) 8.DE.35 [http://www.mindat.org/min-104.html] [https://www.webmineral.com/data/Aldermanite.shtml] [http://www.handbookofmineralogy.com/pdfs/aldermanite.pdf] <br>(Mg<sub>5</sub>Al<sub>12</sub>(PO<sub>4</sub>)<sub>8</sub>(OH)<sub>22</sub>·32H<sub>2</sub>O)
- Aldomarinoite (brackebuschite: IMA2021-054) 8.BG. [https://www.mindat.org/min-55606.html] [no] [no]
- Aldridgeite (devilline: IMA2010-029) 7.DF. [http://www.mindat.org/min-40398.html] [no] [no]
- Aleksandrovite (baratovite: IMA2009-004) 9.CJ.25 [http://www.mindat.org/min-39438.html] [no] [http://www.handbookofmineralogy.com/pdfs/aleksandrovite.pdf] <br>(KCa<sub>7</sub>Sn<sub>2</sub>Li<sub>3</sub>Si<sub>12</sub>O<sub>36</sub>F<sub>2</sub>)
- Aleksite (tetradymite: IMA1977-038) 2.GC.40a [http://www.mindat.org/min-108.html] [https://www.webmineral.com/data/Aleksite.shtml] [http://www.handbookofmineralogy.com/pdfs/aleksite.pdf] <br>(IUPAC: lead dibismuth ditelluride disulfide)
- Aleutite (IMA2018-014) 8.0 [https://www.mindat.org/min-52922.html] [no] [no]
- Alexkhomyakovite (IMA2015-013) 05.DA. [http://www.mindat.org/min-46633.html] [no] [no] <br>(IUPAC: hexapotassium (dicalcium sodium) chloro pentacarbonate hexahydrate)
- Alexkuznetsovite 9.B
- Alexkuznetsovite-(Ce) (biraite: IMA2019-118) 9.B [https://www.mindat.org/min-54361.html] [no] [no]
- Alexkuznetsovite-(La) (biraite: IMA2019-081) 9.B [https://www.mindat.org/min-54042.html] [no] [no]
- Alflarsenite (zeolitic tectosilicate: IMA2008-023) 9.G?. [http://www.mindat.org/min-38701.html] [https://www.webmineral.com/data/Alflarsenite.shtml] [http://www.handbookofmineralogy.com/pdfs/alflarsenite.pdf]
- Alforsite (apatite: IMA1980-039) 8.BN.05 [http://www.mindat.org/min-112.html] [https://www.webmineral.com/data/Alforsite.shtml] [http://www.handbookofmineralogy.com/pdfs/alforsite.pdf] <br>(IUPAC: pentabarium chloro triphosphate)
- Alfredopetrovite (IMA2015-026) 7.CA. [http://www.mindat.org/min-46683.html] [no] [no] <br>(IUPAC: dialuminium triselenite(IV) hexahydrate)
- Alfredstelznerite (IMA2007-050) 6.D0. [http://www.mindat.org/min-35790.html] [https://www.webmineral.com/data/Alfredstelznerite.shtml] [http://www.handbookofmineralogy.com/pdfs/alfredstelznerite.pdf]
- Algodonite (metalloid alloy: 1857) 2.AA.10a [http://www.mindat.org/min-114.html] [https://www.webmineral.com/data/Algodonite.shtml] [http://www.handbookofmineralogy.com/pdfs/algodonite.pdf]
- Alicewilsonite (mckelveyite) 5.CC.
- Alicewilsonite-(YCe) (mckelveyite: IMA2020-055) 5.CC. [https://www.mindat.org/min-55237.html] [no] [no]
- Alicewilsonite-(YLa) (mckelveyite: IMA2021-047) 5.CC. [no] [no] [no]
- Aliettite (corrensite: 1969) 9.EC.60 [http://www.mindat.org/min-115.html] [https://www.webmineral.com/data/Aliettite.shtml] [http://www.handbookofmineralogy.com/pdfs/aliettite.pdf]
- Allabogdanite (barringerite: IMA2000-038) 1.BD.15 [http://www.mindat.org/min-11008.html] [https://www.webmineral.com/data/Allabogdanite.shtml] [no] <br>(IUPAC: di(iron,nickel) phosphide)
- Allactite (allactite: IMA1980 s.p., 1884) 8.BE.30 [http://www.mindat.org/min-122.html] [https://www.webmineral.com/data/Allactite.shtml] [http://www.handbookofmineralogy.com/pdfs/allactite.pdf] <br>(IUPAC: heptamanganese(II) octahydro diarsenate)
- Allanite 9.BG.05b
- Allanite-(Ce) (epidote, allanite: IMA1987 s.p., 1812) 9.BG.05b [http://www.mindat.org/min-125.html] [https://www.webmineral.com/data/Allanite-%28Ce%29.shtml] [http://www.handbookofmineralogy.com/pdfs/allanite-(Ce).pdf]
- Allanite-(La) (epidote, allanite: IMA2003-065) 9.BG.05b [http://www.mindat.org/min-126.html] [https://www.webmineral.com/data/Allanite-%28La%29.shtml] [http://www.handbookofmineralogy.com/pdfs/allanite-(La).pdf]
- Allanite-(Nb) (epidote, allanite: IMA2010-060) 9.BG.05b [http://www.mindat.org/min-36831.html] [no] [no]
- Allanite-(Y) (epidote, allanite: IMA1966 s.p., 1949) 9.BG.05b [http://www.mindat.org/min-127.html] [https://www.webmineral.com/data/Allanite-%28Y%29.shtml] [no]
- Allanpringite (wavellite: IMA2004-050) 8.DC.50 [http://www.mindat.org/min-27431.html] [https://webmineral.com/data/Allanpringite.shtml] [no] <br>(IUPAC: triiron(III) trihydro diphosphate pentahydrate)
- Allargentum (allargentum: IMA1970 s.p., 1950 Rd) 2.AA.30 [http://www.mindat.org/min-128.html] [https://www.webmineral.com/data/Allargentum.shtml] [http://www.handbookofmineralogy.com/pdfs/allargentum.pdf]
- Alleghanyite (humite: 1932) 9.AF.45 [http://www.mindat.org/min-129.html] [https://www.webmineral.com/data/Alleghanyite.shtml] [http://www.handbookofmineralogy.com/pdfs/alleghanyite.pdf] <br>(IUPAC: pentamanganese(II) di(tetraoxysilicate) dihydroxyl)
- Allendeite (IMA2007-027) 4.CC. [http://www.mindat.org/min-32284.html] [https://webmineral.com/data/Allendeite.shtml] [no] <br>(IUPAC: tetrascandium trizirconium dodecaoxide)
- Allochalcoselite (IMA2004-025) 4.JG.40 [http://www.mindat.org/min-27596.html] [https://webmineral.com/data/Allochalcoselite.shtml] [http://www.handbookofmineralogy.com/pdfs/allochalcoselite.pdf] <br>(IUPAC: copper(I) pentacopper(II) lead pentachloro dioxodiselenite)
- Alloclasite (lollingite: 1865) 2.EB.10b [http://www.mindat.org/min-134.html] [https://www.webmineral.com/data/Alloclasite.shtml] [http://www.handbookofmineralogy.com/pdfs/alloclasite.pdf] <br>(IUPAC: cobalt arsenide sulfide)
- Allophane (allophane: 1816) 9.ED.20 [http://www.mindat.org/min-139.html] [https://www.webmineral.com/data/Allophane.shtml] [http://www.handbookofmineralogy.com/pdfs/allophane.pdf]
- Alloriite (cancrinite: IMA2006-020) 9.FB.05 [http://www.mindat.org/min-29546.html] [https://webmineral.com/data/Alloriite.shtml] [http://www.handbookofmineralogy.com/pdfs/alloriite.pdf]
- Alluaivite (eudialyte: IMA1988-052) 9.CO.10 [http://www.mindat.org/min-141.html] [https://www.webmineral.com/data/Alluaivite.shtml] [http://www.handbookofmineralogy.com/pdfs/alluaivite.pdf]
- Alluaudite (alluaudite: IMA1979 s.p., 1848 Rd) 8.AC.10 [http://www.mindat.org/min-142.html] [https://www.webmineral.com/data/Alluaudite.shtml] [http://www.handbookofmineralogy.com/pdfs/alluaudite.pdf] <br>()
- Almandine (garnet, garnet: old/ 1546?) 9.AD.25 [http://www.mindat.org/min-452.html] [https://www.webmineral.com/data/Almandine.shtml] [http://www.handbookofmineralogy.com/pdfs/almandine.pdf]
- Almarudite (milarite: IMA2002-048) 9.CM.05 [http://www.mindat.org/min-25681.html] [https://www.webmineral.com/data/Almarudite.shtml] [no]
- Almeidaite (crichtonite: IMA2013-020) 4.C?. [http://www.mindat.org/min-43884.html] [no] [no]
- Alnaperbøeite-(Ce) (gatelite: IMA2012-054) 9.B?. [http://www.mindat.org/min-43577.html] [no] [no]
- Alpeite (ardennite: IMA2016-072) 9.B?. [http://www.mindat.org/min-50779.html] [no] [no]
- Alpersite (melanterite: IMA2003-040) 7.CB.35 [http://www.mindat.org/min-27526.html] [no] [no] <br>(IUPAC: magnesium sulfate heptahydrate)
- Alsakharovite-Zn (labuntsovite: IMA2002-003) 9.CE.30h [http://www.mindat.org/min-26417.html] [https://www.webmineral.com/data/Alsakharovite-Zn.shtml] [no]
- Alstonite (alstonite: 1841) 5.AB.35 [http://www.mindat.org/min-146.html] [https://www.webmineral.com/data/Alstonite.shtml] [http://www.handbookofmineralogy.com/pdfs/alstonite.pdf] <br>(IUPAC: barium calcium dicarbonate)
- Altaite (galena, rocksalt: 1845) 2.CD.10 [http://www.mindat.org/min-147.html] [https://www.webmineral.com/data/Altaite.shtml] [http://www.handbookofmineralogy.com/pdfs/altaite.pdf] <br>(IUPAC: lead telluride)
- Alterite (sulfate-oxalate: IMA2018-070) 10.0 [https://www.mindat.org/min-53102.html] [no] [no] <br>(IUPAC: dizinc tetrairon(III) tetrahydro tetrasulfate dioxalate heptadecahydrate)
- Althausite (IMA1974-050) 8.BB.25 [http://www.mindat.org/min-148.html] [https://www.webmineral.com/data/Althausite.shtml] [http://www.handbookofmineralogy.com/pdfs/althausite.pdf] <br>(Mg<sub>4</sub>(PO<sub>4</sub>)<sub>2</sub>(OH,O)(F,☐))
- Althupite (IMA1986-003) 8.EC.25 [http://www.mindat.org/min-149.html] [https://www.webmineral.com/data/Althupite.shtml] [http://www.handbookofmineralogy.com/pdfs/althupite.pdf]
- Altisite (lemoynite: IMA1993-055) 9.DP.40 [http://www.mindat.org/min-150.html] [https://www.webmineral.com/data/Altisite.shtml] [no]
- Alum (chemical compound)
- Alum-(K) (IMA2007 s.p., 1951, 77 CE) 7.CC.20 [http://www.mindat.org/min-3267.html] [https://webmineral.com/data/Alum-(K).shtml] [http://www.handbookofmineralogy.com/pdfs/potassiumalum.pdf] <br>(IUPAC: potassium aluminium disulfate dodecahydrate)
- Alum-(Na) (IMA2007 s.p., 1951, 77 CE) 7.CC.20 [http://www.mindat.org/min-3703.html] [https://webmineral.com/data/Alum-(Na).shtml] [http://www.handbookofmineralogy.com/pdfs/sodiumalum.pdf] <br>(IUPAC: sodium aluminium disulfate dodecahydrate)
- Aluminite (aluminite: old/ 1805) 7.DC.05 [http://www.mindat.org/min-154.html] [https://www.webmineral.com/data/Aluminite.shtml] [http://www.handbookofmineralogy.com/pdfs/aluminite.pdf] <br>(IUPAC: dialuminium tetrahydro sulfate heptahydrate)
- Aluminium (IMA1980-085a) 1.AA.05 [http://www.mindat.org/min-107.html] [https://www.webmineral.com/data/Aluminium.shtml] [http://www.handbookofmineralogy.com/pdfs/aluminium.pdf]
- Aluminoceladonite (mica: IMA1998 s.p.) 9.EC.15 [http://www.mindat.org/min-6795.html] [https://www.webmineral.com/data/Aluminoceladonite.shtml] [no]
- Aluminocerite-(Ce) (whitlockite: IMA2007-060) 9.AG.20 [http://www.mindat.org/min-38991.html] [https://webmineral.com/data/Aluminocerite-(Ce).shtml] [no]
- Aluminocopiapite (copiapite: 1947) 7.DB.35 [http://www.mindat.org/min-87.html] [https://www.webmineral.com/data/Aluminocopiapite.shtml] [http://www.handbookofmineralogy.com/pdfs/aluminocopiapite.pdf]
- Aluminocoquimbite (coquimbite: IMA2019-F, IMA2009-095) 7.CB.50 [http://www.mindat.org/min-40001.html] [no] [http://www.handbookofmineralogy.com/pdfs/aluminocoquimbite.pdf] <br>(IUPAC: aluminium iron trisulfate nonahydrate)
- Aluminomagnesiohulsite (hulsite: IMA2002-038) 6.AB.45 [http://www.mindat.org/min-26444.html] [http://www.webmineral.com/data/Alumino-Magnesiohulsite.shtml] [no] <br>(IUPAC: dimagnesium aluminium dioxoborate)
- Alumino-oxy-rossmanite (tourmaline: IMA2020-008b) 9.CK. [https://www.mindat.org/min-55259.html] [no] [no]
- Aluminopyracmonite (pyracmonite: IMA2012-075) 7.AC. [http://www.mindat.org/min-43521.html] [no] [no] <br />(IUPAC: triammonium aluminium trisulfate)
- Aluminosugilite (milarite: IMA2018-142) 9.CM. [https://www.mindat.org/min-53545.html] [no] [no]
- Alumoåkermanite (melilite: IMA2008-049) 9.BB.10 [http://www.mindat.org/min-39212.html] [https://www.webmineral.com/data/Alumoakermanite.shtml] [http://www.handbookofmineralogy.com/pdfs/alumnoakermanite.pdf]
- Alumoedtollite (edtollite: IMA2017-020) 8.AC. [https://www.mindat.org/min-51953.html] [no] [no] <br>(IUPAC: dipotassium sodium pentacopper aluminium dioxo tetrarsenate)
- Alumohydrocalcite (alumohydrocalcite: IMA1980 s.p., 1926) 5.DB.05 [http://www.mindat.org/min-157.html] [https://www.webmineral.com/data/Alumohydrocalcite.shtml] [http://www.handbookofmineralogy.com/pdfs/alumohydrocalcite.pdf] <br>(IUPAC: calcium dialuminium tetrahydro dicarbonate trihydrate)
- Alumoklyuchevskite (klyuchevskite: IMA1993-004) 7.BC.45 [http://www.mindat.org/min-6799.html] [https://www.webmineral.com/data/Alumoklyuchevskite.shtml] [http://www.handbookofmineralogy.com/pdfs/alumoklyuchevskite.pdf] <br>(IUPAC: tripotassium tricopper(II) aluminium dioxo tetrasulfate)
- Alumotantite (IMA1980-025) 4.DB.55 [http://www.mindat.org/min-159.html] [https://www.webmineral.com/data/Alumotantite.shtml] [http://www.handbookofmineralogy.com/pdfs/alumotantite.pdf] <br>(IUPAC: aluminium tantalum tetraoxide)
- Alumovesuvianite (vesuvianite: IMA2016-014) 9.BG. [http://www.mindat.org/min-47914.html] [no] [no]
- Alunite (alunite, alunite: IMA1987 s.p., 1565 Rd) 7.BC.10 [http://www.mindat.org/min-161.html] [https://www.webmineral.com/data/Alunite.shtml] [http://www.handbookofmineralogy.com/pdfs/alunite.pdf] <br>(IUPAC: potassium trialuminium hexahydro disulfate)
- Alunogen (Y: 1832) 7.CB.45 [http://www.mindat.org/min-162.html] [https://www.webmineral.com/data/Alunogen.shtml] [http://www.handbookofmineralogy.com/pdfs/alunogen.pdf] <br>(Al<sub>2</sub>(SO<sub>4</sub>)<sub>3</sub>(H<sub>2</sub>O)<sub>12</sub>·5H<sub>2</sub>O)
- Alvanite (chalcoalumite: IMA1962 s.p., 1959) 8.FE.05 [http://www.mindat.org/min-165.html] [https://www.webmineral.com/data/Alvanite.shtml] [http://www.handbookofmineralogy.com/pdfs/alvanite.pdf] <br>(Zn<sup>2+</sup>Al<sub>4</sub>(V<sup>5+</sup>O<sub>3</sub>)<sub>2</sub>(OH)<sub>12</sub>·2H<sub>2</sub>O)
- Alwilkinsite-(Y) (IMA2015-097) 7.EB. [http://www.mindat.org/min-47025.html] [no] [no] <br>()
- Amakinite (brucite: IMA1967 s.p., 1962) 4.FE.05 [http://www.mindat.org/min-180.html] [https://www.webmineral.com/data/Amakinite.shtml] [http://www.handbookofmineralogy.com/pdfs/amakinite.pdf] <br>(IUPAC: iron(II) dihydroxide)
- Amamoorite (ilvaite: IMA2018-105) 9.B?. [https://www.mindat.org/min-53234.html] [no] [no] <br>(IUPAC: calcium dimanganese(II) manganese(III) heptaoxodisilicate oxyhydroxyl)
- Amarantite (amarantite: 1888) 7.DB.30 [http://www.mindat.org/min-182.html] [https://www.webmineral.com/data/Amarantite.shtml] [http://www.handbookofmineralogy.com/pdfs/amarantite.pdf] <br>(IUPAC: diiron(III) oxodisulfate heptahydrate)
- Amarillite (tamarugite: 1933) 7.CC.75 [http://www.mindat.org/min-183.html] [https://www.webmineral.com/data/Amarillite.shtml] [http://www.handbookofmineralogy.com/pdfs/amarillite.pdf] <br>(IUPAC: sodium iron(III) disulfate hexahydrate)
- Amblygonite (amblygonite, titanite: 1818) 8.BB.05 [http://www.mindat.org/min-189.html] [https://www.webmineral.com/data/Amblygonite.shtml] [http://www.handbookofmineralogy.com/pdfs/amblygonite.pdf] <br>(IUPAC: lithium aluminium fluoro phosphate)
- Ambrinoite (IMA2009-071) 2.HE.10 [http://www.mindat.org/min-39789.html] [no] [no]
- Ameghinite (IMA1966-034) 6.CA.10 [http://www.mindat.org/min-195.html] [https://www.webmineral.com/data/Ameghinite.shtml] [http://www.handbookofmineralogy.com/pdfs/ameghinite.pdf] <br>(IUPAC: sodium tetrahydro trioxotriborate)
- Amesite (serpentine: 1876) 9.ED.15 [http://www.mindat.org/min-197.html] [https://www.webmineral.com/data/Amesite.shtml] [http://www.handbookofmineralogy.com/pdfs/amesite.pdf]
- Amgaite (IMA2021-104) 7.AC. [https://www.mindat.org/min-55955.html] [no] [no]
- Amicite (zeolitic tectosilicate: IMA1979-011) 9.GC.05 [http://www.mindat.org/min-199.html] [https://www.webmineral.com/data/Amicite.shtml] [http://www.handbookofmineralogy.com/pdfs/amicite.pdf]
- Aminoffite (Y: 1937) 9.BH.05 [http://www.mindat.org/min-200.html] [https://www.webmineral.com/data/Aminoffite.shtml] [http://www.handbookofmineralogy.com/pdfs/aminoffite.pdf]
- Ammineite (IMA2008-032) 3.C0. [http://www.mindat.org/min-38895.html] [no] [no] <br>(IUPAC: copper dichloride · diammine)
- Ammonioalunite (alunite, alunite: IMA1986-037) 7.BC.10 [http://www.mindat.org/min-203.html] [https://www.webmineral.com/data/Ammonioalunite.shtml] [http://www.handbookofmineralogy.com/pdfs/ammonioalunite.pdf] <br>(IUPAC: ammonium trialuminium hexahydro disulfate)
- Ammonioborite (Y: 1931) 6.EA.15 [http://www.mindat.org/min-204.html] [https://www.webmineral.com/data/Ammonioborite.shtml] [http://www.handbookofmineralogy.com/pdfs/ammonioborite.pdf]
- Ammoniojarosite (alunite, alunite: IMA1987 s.p., 1927 Rd) 7.BC.10 [http://www.mindat.org/min-205.html] [https://www.webmineral.com/data/Ammoniojarosite.shtml] [http://www.handbookofmineralogy.com/pdfs/ammoniojarosite.pdf] <br>(IUPAC: ammonium triiron(III) hexahydro disulfate)
- Ammoniolasalite (lasalite: IMA2017-094) 4.HC. [https://www.mindat.org/min-52841.html] [no] [no]
- Ammonioleucite (zeolitic tectosilicate: IMA1984-015) 9.GB.05 [http://www.mindat.org/min-206.html] [https://www.webmineral.com/data/Ammonioleucite.shtml] [http://www.handbookofmineralogy.com/pdfs/ammonioleucite.pdf]
- Ammoniomagnesiovoltaite (voltaite: IMA2009-040) 7.CC.25 [http://www.mindat.org/min-39666.html] [no] [http://www.handbookofmineralogy.com/pdfs/ammoniomagnesiovoltaite.pdf] <br>()
- Ammoniomathesiusite (mathesiusite: IMA2017-077) 7.DF. [https://www.mindat.org/min-52589.html] [no] [no] <br>()
- Ammoniovoltaite (voltaite: IMA2017-022) 7.CC. [https://www.mindat.org/min-51957.html] [no] [no] <br>()
- Ammoniotinsleyite (leucophosphite: IMA2019-128) 8.0 [https://www.mindat.org/min-54627.html] [no] [no]
- Ammoniozippeite (zippeite: IMA2017-073) 7.0 [https://www.mindat.org/min-52182.html] [no] [no] <br>()
- Amstallite (IMA1986-030) 9.DP.25 [http://www.mindat.org/min-208.html] [https://www.webmineral.com/data/Amstallite.shtml] [http://www.handbookofmineralogy.com/pdfs/amstallite.pdf]
- Analcime (zeolitic tectosilicate: IMA1997 s.p., 1797) 9.GB.05 [http://www.mindat.org/min-210.html] [https://www.webmineral.com/data/Analcime.shtml] [http://www.handbookofmineralogy.com/pdfs/analcime.pdf]
- Anandite (mica: IMA1966-005) 9.EC.35 [http://www.mindat.org/min-456.html] [https://www.webmineral.com/data/Anandite.shtml] [http://www.handbookofmineralogy.com/pdfs/anandite.pdf]
- Anapaite (Y: 1902) 8.CH.10 [http://www.mindat.org/min-211.html] [https://www.webmineral.com/data/Anapaite.shtml] [http://www.handbookofmineralogy.com/pdfs/anapaite.pdf] <br>(IUPAC: dicalcium iron(II) diphosphate tetrahydrate)
- Anatase (IMA1962 s.p., 1801) 4.DD.05 [http://www.mindat.org/min-213.html] [https://www.webmineral.com/data/Anatase.shtml] [http://www.handbookofmineralogy.com/pdfs/anatase.pdf] <br>(IUPAC: titanium dioxide)
- Anatolyite (yurmarinite: IMA2016-040) 8.0 [http://www.mindat.org/min-50338.html] [no] [no]
- Ancylite 05.DC.05
- Ancylite-(Ce) (IMA1987 s.p., 1901) 5.DC.05 [http://www.mindat.org/min-216.html] [https://www.webmineral.com/data/Ancylite-%28Ce%29.shtml] [http://www.handbookofmineralogy.com/pdfs/ancylite-(Ce).pdf] <br>(IUPAC: cerium strontium hydro dicarbonate monohydrate)
- Ancylite-(La) (IMA1995-053) 5.DC.05 [http://www.mindat.org/min-6800.html] [https://www.webmineral.com/data/Ancylite-%28La%29.shtml] [http://www.handbookofmineralogy.com/pdfs/ancylite-(La).pdf] <br>(IUPAC: lanthanum strontium hydro dicarbonate monohydrate)
- Andalusite (andalusite: 1798) 9.AF.10 [http://www.mindat.org/min-217.html] [https://www.webmineral.com/data/Andalusite.shtml] [http://www.handbookofmineralogy.com/pdfs/andalusite.pdf]
- Andersonite (Y: 1951) 5.ED.30 [http://www.mindat.org/min-219.html] [https://www.webmineral.com/data/Andersonite.shtml] [http://www.handbookofmineralogy.com/pdfs/andersonite.pdf]
- Andorite 2.JB.40a <br>(IUPAC: silver lead hexasulfa triantimonide)
- Andradite (garnet, garnet: 1800) 9.AD.25 [http://www.mindat.org/min-223.html] [https://www.webmineral.com/data/Andradite.shtml] [http://www.handbookofmineralogy.com/pdfs/andradite.pdf]
- Andreadiniite (lillianite: IMA2014-049) 2.0 [http://www.mindat.org/min-46429.html] [no] [no] <br>(CuHgAg<sub>7</sub>Pb<sub>7</sub>Sb<sub>24</sub>S<sub>48</sub>)
- Andrémeyerite (IMA1972-005) 9.BB.20 [http://www.mindat.org/min-225.html] [https://www.webmineral.com/data/Andremeyerite.shtml] [http://www.handbookofmineralogy.com/pdfs/andremeyerite.pdf] <br>(IUPAC: barium diiron(II) heptaoxysilicate)
- Andreyivanovite (phosphide: IMA2006-003) 1.BD.15 [http://www.mindat.org/min-29095.html] [https://webmineral.com/data/Andreyivanovite.shtml] [no] <br>(IUPAC: iron chromium phosphide)
- Andrianovite (eudialyte: IMA2007-008) 9.CO.10 [http://www.mindat.org/min-31664.html] [no] [no]
- Anduoite (Y: 1979) 2.EB.15a [http://www.mindat.org/min-227.html] [https://www.webmineral.com/data/Anduoite.shtml] [http://www.handbookofmineralogy.com/pdfs/anduoite.pdf] <br>(IUPAC: ruthenium diarsenide)
- Andychristyite (tellurium oxysalt: IMA2015-024) 7.CC. [http://www.mindat.org/min-46681.html] [no] [no] <br>(PbCu<sup>2+</sup>Te<sup>6+</sup>O<sub>5</sub>(H<sub>2</sub>O))
- Andymcdonaldite (tapiolite: IMA2018-141) 4.0 [https://www.mindat.org/min-53543.html] [no] [no] <br>(IUPAC: diiron tellurium hexaoxide)
- Andyrobertsite (andyrobertsite: IMA1997-023) 8.DH.50 [http://www.mindat.org/min-6802.html] [https://www.webmineral.com/data/Andyrobertsite.shtml] <br>(KCdCu<sub>5</sub>(AsO<sub>4</sub>)<sub>4</sub>[As(OH)<sub>2</sub>O<sub>2</sub>]·2H<sub>2</sub>O)
- Angarfite (IMA2010-082) 8.AC. [http://www.mindat.org/min-41909.html] [no] [http://www.handbookofmineralogy.com/pdfs/angarfite.pdf] <br>(IUPAC: sodium pentairon(III) tetrahydro tetraphosphate tetrahydrate)
- Angastonite (IMA2008-008) 8.DL.25 [http://www.mindat.org/min-35972.html] [https://webmineral.com/data/Angastonite.shtml] [no] <br>(IUPAC: calcium magnesium dialuminium tetrahydro diphosphate heptahydrate)
- Ángelaite (kobellite: IMA2003-064) 2.JB.25f [http://www.mindat.org/min-26701.html] [https://www.webmineral.com/data/Angelaite.shtml] [no] <br>(IUPAC: dicopper silver lead bismuth tetrasulfide)
- Angelellite (IMA1962 s.p., 1959) 8.BC.05 [http://www.mindat.org/min-231.html] [https://www.webmineral.com/data/Angelellite.shtml] [http://www.handbookofmineralogy.com/pdfs/angelellite.pdf] <br>(IUPAC: tetrairon(III) trioxodiarsenate)
- Anglesite (baryte: 1832) 7.AD.35 [http://www.mindat.org/min-233.html] [https://www.webmineral.com/data/Anglesite.shtml] [http://www.handbookofmineralogy.com/pdfs/anglesite.pdf] <br>(IUPAC: lead sulfate)
- Anhydrite (Y: 1795) 7.AD.30 [http://www.mindat.org/min-234.html] [https://www.webmineral.com/data/Anhydrite.shtml] [http://www.handbookofmineralogy.com/pdfs/anhydrite.pdf] <br>(IUPAC: anhydrous calcium sulfate)
- Anhydrokainite<sup>Q</sup> (chlorothionite: 1912) 7.BC.80 [http://www.mindat.org/min-235.html] [no] [no] <br>(IUPAC: potassium magnesium chloro sulfate)
- Anilite (digenite: IMA1968-030) 2.BA.10 [http://www.mindat.org/min-236.html] [https://www.webmineral.com/data/Anilite.shtml] [http://www.handbookofmineralogy.com/pdfs/anilite.pdf] <br>(IUPAC: heptacopper tetrasulfide)
- Ankerite (dolomite: 1825) 5.AB.10 [http://www.mindat.org/min-239.html] [https://www.webmineral.com/data/Ankerite.shtml] [http://www.handbookofmineralogy.com/pdfs/ankerite.pdf] <br>(IUPAC: calcium (iron(II),magnesium) dicarbonate)
- Ankinovichite (chalcoalumite: IMA2002-063) 8.FE.05 [http://www.mindat.org/min-11516.html] [https://www.webmineral.com/data/Ankinovichite.shtml] [http://www.handbookofmineralogy.com/pdfs/ankinovichite.pdf] <br>(NiAl<sub>4</sub>(V<sup>5+</sup>O<sub>3</sub>)<sub>2</sub>(OH)<sub>12</sub>·2H<sub>2</sub>O)
- Annabergite (vivianite: 1852) 8.CE.40 [http://www.mindat.org/min-240.html] [https://www.webmineral.com/data/Annabergite.shtml] [http://www.handbookofmineralogy.com/pdfs/annabergite.pdf] <br>(IUPAC: trinickel diarsenate octahydrate)
- Annite (mica: IMA1998 s.p., 1868) 9.EC.20 [http://www.mindat.org/min-241.html] [https://www.webmineral.com/data/Annite.shtml] [http://www.handbookofmineralogy.com/pdfs/annite.pdf] <br>(IUPAC: potassium triiron(II) (decaoxyaluminotrisilicate) dihydroxyl)
- Anorpiment (IMA2011-014) 2.FA. [http://www.mindat.org/min-42349.html] [no] [http://www.handbookofmineralogy.com/pdfs/anorpiment.pdf] <br>(IUPAC: diarsenic trisulfide)
- Anorthite (feldspar: 1823) 9.FA.35 [http://www.mindat.org/min-246.html] [https://www.webmineral.com/data/Anorthite.shtml] [http://www.handbookofmineralogy.com/pdfs/anorthite.pdf] <br>(IUPAC: calcium (octaoxy dialumodisilicate))
- Anorthoclase<sup>I</sup> (Y: 1885) 9.FA.30 [http://www.mindat.org/min-248.html] [https://www.webmineral.com/data/Anorthoclase.shtml] [http://www.handbookofmineralogy.com/pdfs/anorthoclase.pdf]
- Anorthominasragrite (minasragrite: IMA2001-040) 7.DB.20 [http://www.mindat.org/min-25587.html] [https://www.webmineral.com/data/Anorthominasragrite.shtml] [no] <br>(IUPAC: vanadium(IV) oxosulfate pentahydrate)
- Anorthoroselite (fairfieldite: 1955, Rn) 8.CG.10 [http://www.mindat.org/min-3451.html] [https://webmineral.com/data/Roselite-beta.shtml] [http://www.handbookofmineralogy.com/pdfs/roselite-beta.pdf] <br/>(IUPAC: dicalcium cobalt diarsenate dihydrate)
- Ansermetite (IMA2002-017) 4.HD.30 [http://www.mindat.org/min-26443.html] [https://www.webmineral.com/data/Ansermetite.shtml] [no] <br>(IUPAC: manganese(II) divanadium(V) hexaoxide tetrahydrate)
- Antarcticite (IMA1965-015) 3.BB.30 [http://www.mindat.org/min-251.html] [https://www.webmineral.com/data/Antarcticite.shtml] [http://www.handbookofmineralogy.com/pdfs/antarcticite.pdf] <br>(IUPAC: calcium dichloride hexahydrate)
- Anthoinite (anthoinite: 1947) 7.GB.35 [http://www.mindat.org/min-252.html] [https://www.webmineral.com/data/Anthoinite.shtml] [http://www.handbookofmineralogy.com/pdfs/anthoinite.pdf]
- Anthonyite (anthonyite: IMA1967 s.p., 1963) 3.DA.40 [http://www.mindat.org/min-253.html] [https://www.webmineral.com/data/Anthonyite.shtml] [http://www.handbookofmineralogy.com/pdfs/anthonyite.pdf] <br />(IUPAC: copper(II) dihydroxide trihydrate)
- Anthophyllite [Mg-Fe-Mn-amphibole: IMA2012 s.p., 1801] 9.DD.05 [http://www.mindat.org/min-254.html] [https://www.webmineral.com/data/Anthophyllite.shtml] [http://www.handbookofmineralogy.com/pdfs/anthophyllite.pdf]
- Antigorite (serpentine: IMA1998 s.p., 1840 Rd) 9.ED.15 [http://www.mindat.org/min-260.html] [https://www.webmineral.com/data/Antigorite.shtml] [http://www.handbookofmineralogy.com/pdfs/antigorite.pdf]
- Antimonselite (stibnite: IMA1992-003) 2.DB.05 [http://www.mindat.org/min-266.html] [https://www.webmineral.com/data/Antimonselite.shtml] [http://www.handbookofmineralogy.com/pdfs/antimonselite.pdf] <br />(IUPAC: diantimony triselenide)
- Antimony (arsenic: 1748) 1.CA.05 [http://www.mindat.org/min-262.html] [https://www.webmineral.com/data/Antimony.shtml] [http://www.handbookofmineralogy.com/pdfs/antimony.pdf]
- Antipinite (IMA2014-027) 10.0 [http://www.mindat.org/min-46162.html] [no] [no] <br />(IUPAC: potassium trisodium dicopper tetraoxalate)
- Antlerite (IMA1968 s.p., 1889) 7.BB.15 [http://www.mindat.org/min-268.html] [https://www.webmineral.com/data/Antlerite.shtml] [http://www.handbookofmineralogy.com/pdfs/antlerite.pdf] <br />(IUPAC: tricopper(II) tetrahydro sulfate)
- Antofagastaite (syngenite: IMA2018-049) 7.0 [https://www.mindat.org/min-53142.html] [no] [no] <br />(IUPAC: tetrasodium dicalcium tetrasulfate trihydrate)
- Anyuiite (khatyrkite: IMA1987-053) 1.AA.15 [http://www.mindat.org/min-271.html] [https://www.webmineral.com/data/Anyuiite.shtml] [http://www.handbookofmineralogy.com/pdfs/anyuiite.pdf] <br />(IUPAC: gold dilead alloy)
- Anzaite-(Ce) (IMA2013-004) 4.CC. [http://www.mindat.org/min-43871.html] [no] [no] <br />(Ce<sub>4</sub>Fe<sup>2+</sup>Ti<sub>6</sub>O<sub>18</sub>(OH)<sub>2</sub>)
Ap – Az
- Apachite (IMA1979-022) 9.HE.10 [http://www.mindat.org/min-272.html] [https://www.webmineral.com/data/Apachite.shtml] [http://www.handbookofmineralogy.com/pdfs/apachite.pdf]<br>(For the apatite series, see hydroxylapatite, fluorapatite, and chlorapatite)
- Apexite (struvite: IMA2015-002) 8.CA. [http://www.mindat.org/min-46617.html] [no] [no] <br>(IUPAC: sodium magnesium phosphate nonahydrate)
- Aphthitalite (aphthitalite: 1813) 7.AC.35 [http://www.mindat.org/min-280.html] [https://www.webmineral.com/data/Aphthitalite.shtml] [http://www.handbookofmineralogy.com/pdfs/aphthitalite.pdf] <br>(IUPAC: tripotassium sodium disulfate)
- Apjohnite (halotrichite: 1847) 7.CB.85 [http://www.mindat.org/min-281.html] [https://www.webmineral.com/data/Apjohnite.shtml] [http://www.handbookofmineralogy.com/pdfs/apjohnite.pdf] <br>(Mn<sup>2+</sup>Al<sub>2</sub>(SO<sub>4</sub>)<sub>4</sub>·22H<sub>2</sub>O)
- Aplowite (starkeyite: IMA1963-009) 7.CB.15 [http://www.mindat.org/min-282.html] [https://www.webmineral.com/data/Aplowite.shtml] [http://www.handbookofmineralogy.com/pdfs/aplowite.pdf] <br>(IUPAC: cobalt(II) sulfate tetrahydrate)
- Apuanite (trippkeite: IMA1978-069) 4.JA.25 [http://www.mindat.org/min-285.html] [https://www.webmineral.com/data/Apuanite.shtml] [http://www.handbookofmineralogy.com/pdfs/apuanite.pdf]
- Aqualite (eudialyte: IMA2002-066) 9.CO.10 [http://www.mindat.org/min-27558.html] [https://www.webmineral.com/data/Aqualite.shtml] [http://www.handbookofmineralogy.com/pdfs/aqualite.pdf]
- Aradite (zadovite, arctite: IMA2013-047) 8.0 [http://www.mindat.org/min-43920.html] [no] [no] <br />(BaCa<sub>6</sub>[(SiO<sub>4</sub>)(PO<sub>4</sub>)](VO<sub>4</sub>)<sub>2</sub>F)
- Aragonite (aragonite: 1788) 5.AB.15 [http://www.mindat.org/min-307.html] [https://www.webmineral.com/data/Aragonite.shtml] [http://www.handbookofmineralogy.com/pdfs/aragonite.pdf] <br>(IUPAC: calcium carbonate)
- Arakiite (hematolite: IMA1998-062) 8.BE.45 [http://www.mindat.org/min-6805.html] [https://www.webmineral.com/data/Arakiite.shtml] [http://www.handbookofmineralogy.com/pdfs/arakiite.pdf]
- Aramayoite (aramayoite: 1926) 2.HA.25 [http://www.mindat.org/min-310.html] [https://www.webmineral.com/data/Aramayoite.shtml] [http://www.handbookofmineralogy.com/pdfs/aramayoite.pdf]
- Arangasite (IMA2012-018) 8.DB. [http://www.mindat.org/min-43332.html] [no] [http://www.handbookofmineralogy.com/pdfs/arangasite.pdf] <br />(IUPAC: dialuminium fluoro sulfate phosphate nonahydrate)
- Arapovite (steacyite: IMA2003-046) 9.CH.10 [http://www.mindat.org/min-27530.html] [https://webmineral.com/data/Arapovite.shtml] [http://www.handbookofmineralogy.com/pdfs/arapovite.pdf]
- Aravaipaite (aravaipaite: IMA1988-021) 3.DC.35 [http://www.mindat.org/min-311.html] [https://www.webmineral.com/data/Aravaipaite.shtml] [http://www.handbookofmineralogy.com/pdfs/aravaipaite.pdf] <br />(IUPAC: trilead aluminium nonafluoride monohydrate)
- Aravaite (arctite: IMA2018-078) 9.0 [https://www.mindat.org/min-53192.html] [no] [no]
- Arcanite (arcanite: 1845) 7.AD.05 [http://www.mindat.org/min-314.html] [https://www.webmineral.com/data/Arcanite.shtml] [http://www.handbookofmineralogy.com/pdfs/arcanite.pdf] <br />(IUPAC: dipotassium sulfate)
- Archerite (biphosphammite: IMA1975-008) 8.AD.15 [http://www.mindat.org/min-315.html] [https://www.webmineral.com/data/Archerite.shtml] [http://www.handbookofmineralogy.com/pdfs/archerite.pdf] <br>(IUPAC: potassium phosphoric acid)
- Arctite (arctite: IMA1980-049) 8.BN.10 [http://www.mindat.org/min-316.html] [https://www.webmineral.com/data/Arctite.shtml] [http://www.handbookofmineralogy.com/pdfs/arctite.pdf] <br>(IUPAC: (pentasodium calcium) hexacalcium barium trifluoro hexaphosphate)
- Arcubisite (IMA1973-009) 2.LA.40 [http://www.mindat.org/min-318.html] [https://www.webmineral.com/data/Arcubisite.shtml] [http://www.handbookofmineralogy.com/pdfs/arcubisite.pdf] <br>(IUPAC: hexasilver copper bismuth tetrasulfide)
- Ardaite (madocite: IMA1979-073) 2.LB.30 [http://www.mindat.org/min-320.html] [https://www.webmineral.com/data/Ardaite.shtml] [http://www.handbookofmineralogy.com/pdfs/ardaite.pdf]
- Ardealite (gypsum: 1932) 8.CJ.50 [http://www.mindat.org/min-321.html] [https://www.webmineral.com/data/Ardealite.shtml] [http://www.handbookofmineralogy.com/pdfs/ardealite.pdf] <br>(IUPAC: dicalcium hydroxophosphate sulfate tetrahydrate)
- Ardennite 9.BJ.40
- Ardennite-(As) (IMA2007 s.p., 1872) 9.BJ.40 [http://www.mindat.org/min-322.html] [https://webmineral.com/data/Ardennite-(As).shtml] [http://www.handbookofmineralogy.com/pdfs/ardennite.pdf]
- Ardennite-(V) (IMA2005-037) 9.BJ.40 [http://www.mindat.org/min-28893.html] [https://webmineral.com/data/Ardennite-(V).shtml] [http://www.handbookofmineralogy.com/pdfs/ardennite-(V).pdf]
- Arfvedsonite [Na-amphibole: IMA2012 s.p., arfwedsonite (1823)] 9.DE.25 [http://www.mindat.org/min-325.html] [https://www.webmineral.com/data/Arfvedsonite.shtml] [http://www.handbookofmineralogy.com/pdfs/arfvedsonite.pdf]
- Argandite (allactite: IMA2010-021) 8.BE.30 [http://www.mindat.org/min-40277.html] [no] [no] <br>(IUPAC: heptamanganese octahydro divanadate)
- Argentobaumhauerite (sartorite: IMA2015-F, IMA1988-051) 2.HC.05b [http://www.mindat.org/min-571.html] [https://www.webmineral.com/data/Baumhauerite-2a.shtml] [http://www.handbookofmineralogy.com/pdfs/baumhauerite2a.pdf]
- Argentodufrénoysite (sartorite: IMA2016-046) 2.0 [http://www.mindat.org/min-50344.html] [no] [no]
- Argentojarosite (alunite, alunite: IMA1987 s.p., 1923) 7.BC.10 [http://www.mindat.org/min-290.html] [https://www.webmineral.com/data/Argentojarosite.shtml] [http://www.handbookofmineralogy.com/pdfs/argentojarosite.pdf] <br>(IUPAC: silver triiron(III) hexahydro disulfate)
- Argentoliveingite (sartorite: IMA2016-029) 2.0 [http://www.mindat.org/min-47931.html] [no] [no]
- Argentopentlandite (pentlandite: IMA1970-047) 2.BB.15 [http://www.mindat.org/min-291.html] [https://www.webmineral.com/data/Argentopentlandite.shtml] [http://www.handbookofmineralogy.com/pdfs/argentopentlandite.pdf] <br>()
- Argentopearceite (pearceite-polybasite: IMA2020-049) [https://www.mindat.org/min-55110.html] [no] [no]
- Argentopolybasite-T2ac (IMA2021-119)
- Argentopyrite (cubanite: 1866) 2.CB.65 [http://www.mindat.org/min-299.html] [https://www.webmineral.com/data/Argentopyrite.shtml] [http://www.handbookofmineralogy.com/pdfs/argentopyrite.pdf] <br>(IUPAC: silver diiron trisulfide)
- Argentotennantite-(Zn) (tetrahedrite: IMA2018-K, IMA1985-026) 2.GB.05 [http://www.mindat.org/min-319.html] [https://www.webmineral.com/data/Argentotennantite.shtml] [http://www.handbookofmineralogy.com/pdfs/argentotennantite.pdf] <br>(Ag<sub>6</sub>(Cu<sub>4</sub>Zn<sub>2</sub>)As<sub>4</sub>S<sub>13</sub>)
- Argentotetrahedrite (tetrahedrite) 2.GB.05
- Argentotetrahedrite-(Cd) (IMA2022-053) 2.GB.05 [https://www.mindat.org/min-470390.html] [no] [no]
- Argentotetrahedrite-(Fe) (IMA2018-K, IMA2016-093) 2.GB.05 [https://www.mindat.org/min-46256.html] [no] [no] <br>(Ag<sub>6</sub>(Cu<sub>4</sub>Fe<sub>2</sub>)Sb<sub>4</sub>S<sub>12</sub>S)
- Argentotetrahedrite-(Hg) (IMA2020-079) 2.GB.05 [https://www.mindat.org/min-55306.html] [no] [no] <br>(Ag<sub>6</sub>(Cu<sub>4</sub>Hg<sub>2</sub>)Sb<sub>4</sub>S<sub>12</sub>S)
- Argentotetrahedrite-(Zn) (IMA2020-069) 2.GB.05 [https://www.mindat.org/min-53914.html] [no] [no] <br>(Ag<sub>6</sub>(Cu<sub>4</sub>Zn<sub>2</sub>)Sb<sub>4</sub>S<sub>12</sub>S)
- Argesite (IMA2011-072) 3.0 [http://www.mindat.org/min-42369.html] [no] [no] <br>(IUPAC: heptammonium tribismuth hexadecachloride)
- Argutite (rutile: IMA1980-067) 4.DB.05 [http://www.mindat.org/min-330.html] [https://www.webmineral.com/data/Argutite.shtml] [http://www.handbookofmineralogy.com/pdfs/argutite.pdf] <br>(IUPAC: germanium dioxide)
- Argyrodite (argyrodite: 1886) 2.BA.70 [http://www.mindat.org/min-331.html] [https://www.webmineral.com/data/Argyrodite.shtml] [http://www.handbookofmineralogy.com/pdfs/argyrodite.pdf] <br>(IUPAC: octasilver germanium hexasulfide)
- Arhbarite (gilmarite: IMA1981-044) 8.BE.25 [http://www.mindat.org/min-333.html] [https://www.webmineral.com/data/Arhbarite.shtml] [http://www.handbookofmineralogy.com/pdfs/arhbarite.pdf] <br>(IUPAC: dicopper magnesium trihydro arsenate)
- Ariegilatite (nabimusaite, arctite: IMA2016-100) 9.A?. [https://www.mindat.org/min-51569.html] [no] [no]
- Arisite 5.BD.18
- Arisite-(Ce) (IMA2009-013) 5.BD.18 [http://www.mindat.org/min-39483.html] [no] [http://www.handbookofmineralogy.com/pdfs/arisite-(Ce).pdf]
- Arisite-(La) (IMA2009-019) 5.BD.18 [http://www.mindat.org/min-39549.html] [no] [http://www.handbookofmineralogy.com/pdfs/arisite-(La).pdf]
- Aristarainite (IMA1973-029) 6.FB.05 [http://www.mindat.org/min-334.html] [https://www.webmineral.com/data/Aristarainite.shtml] [http://www.handbookofmineralogy.com/pdfs/aristarainite.pdf]
- Armalcolite (pseudobrookite: IMA1970-006 Rd) 4.CB.15 [http://www.mindat.org/min-341.html] [https://www.webmineral.com/data/Armalcolite.shtml] [http://www.handbookofmineralogy.com/pdfs/armalcolite.pdf]
- Armangite (Y: 1920) 4.JB.20 [http://www.mindat.org/min-342.html] [https://www.webmineral.com/data/Armangite.shtml] [http://www.handbookofmineralogy.com/pdfs/armangite.pdf]
- Armbrusterite (IMA2005-035) 9.EG.65 [http://www.mindat.org/min-28891.html] [https://webmineral.com/data/Armbrusterite.shtml] [no]
- Armellinoite-(Ce) (pottsite: IMA2018-094) 8.CG. [https://www.mindat.org/min-53219.html] [no] [no]
- Armenite (milarite: 1939) 9.CM.05 [http://www.mindat.org/min-343.html] [https://www.webmineral.com/data/Armenite.shtml] [http://www.handbookofmineralogy.com/pdfs/armenite.pdf]
- Armstrongite (IMA1972-018) 9.EA.35 [http://www.mindat.org/min-344.html] [https://www.webmineral.com/data/Armstrongite.shtml] [http://www.handbookofmineralogy.com/pdfs/armstrongite.pdf]
- Arrheniusite-(Ce) (IMA2019-086) 9.A?. [https://www.mindat.org/min-54242.html] [no] [no]
- Arrojadite 8.BF.05
- Arrojadite-(BaNa) (IMA2014-071) 8.BF.05 [http://www.mindat.org/min-29414.html] [no] [no]
- Arrojadite-(KFe) (IMA2005 s.p., 1925) 8.BF.05 [http://www.mindat.org/min-351.html] [https://www.webmineral.com/data/Arrojadite-(KFe).shtml] [http://www.handbookofmineralogy.com/pdfs/arrojadite.pdf]
- Arrojadite-(KNa) (IMA2005-047) 8.BF.05 [http://www.mindat.org/min-28959.html] [https://webmineral.com/data/Arrojadite-(KNa).shtml] [http://www.handbookofmineralogy.com/pdfs/arrojaditekna.pdf]
- Arrojadite-(PbFe) (IMA2005-056) 8.BF.05 [http://www.mindat.org/min-29064.html] [https://webmineral.com/data/Arrojadite-(PbFe).shtml] [no]
- Arrojadite-(SrFe) (IMA2005-032) 8.BF.05 [http://www.mindat.org/min-28889.html] [https://webmineral.com/data/Arrojadite-(SrFe).shtml] [no]
- Arsenatrotitanite (titanite: IMA2016-015) 8.0 [http://www.mindat.org/min-47915.html] [no] [no]
- Arsenbrackebuschite (brackebuschite: IMA1977-014) 8.BG.05 [http://www.mindat.org/min-6807.html] [https://www.webmineral.com/data/Arsenbrackebuschite.shtml] [http://www.handbookofmineralogy.com/pdfs/arsenbrackebuschite.pdf]
- Arsendescloizite (adelite: IMA1979-030) 8.BH.35 [http://www.mindat.org/min-356.html] [https://www.webmineral.com/data/Arsendescloizite.shtml] [http://www.handbookofmineralogy.com/pdfs/arsendescloizite.pdf]
- Arsenic (arsenic: old) 1.CA.05 [http://www.mindat.org/min-357.html] [https://www.webmineral.com/data/Arsenic.shtml] [http://www.handbookofmineralogy.com/pdfs/arsenic.pdf]
- Arseniopleite (alluaudite: IMA1967 s.p., 1888) 8.AC.10 [http://www.mindat.org/min-359.html] [https://www.webmineral.com/data/Arseniopleite.shtml] [http://www.handbookofmineralogy.com/pdfs/arseniopleite.pdf] <br/>(NaCaMnMn<sub>2</sub>(AsO<sub>4</sub>)<sub>3</sub>)
- Arseniosiderite (arseniosiderite: 1842) 8.DH.30 [http://www.mindat.org/min-360.html] [https://www.webmineral.com/data/Arseniosiderite.shtml] [http://www.handbookofmineralogy.com/pdfs/arseniosiderite.pdf]
- Arsenmarcobaldiite (geocronite: IMA2016-045) 2.0 [http://www.mindat.org/min-50342.html] [no] [no]
- Arsenmedaite (medaite: IMA2016-099) 9.BJ. [https://www.mindat.org/min-51567.html] [no] [no] <br/>(IUPAC: hexamanganese(II) arsenopentasilicate octadecaoxy hydroxyl)
- Arsenoclasite (arsenoclasite: 1931) 8.BD.10 [http://www.mindat.org/min-364.html] [https://www.webmineral.com/data/Arsenoclasite.shtml] [http://www.handbookofmineralogy.com/pdfs/arsenoclasite.pdf] <br>(IUPAC: pentamanganese(II) tetrahydro diarsenate)
- Arsenocrandallite (alunite, crandallite: IMA1980-060) 8.BL.10 [http://www.mindat.org/min-365.html] [https://www.webmineral.com/data/Arsenocrandallite.shtml] [http://www.handbookofmineralogy.com/pdfs/arsenocrandallite.pdf] <br>(IUPAC: calcium trialuminium hexahydro arsenate hydroxoarsenate)
- Arsenoflorencite 8.BL.13 <br>(IUPAC: REE trialuminium hexahydro diarsenate)
- Arsenoflorencite-(Ce) (alunite, crandallite: IMA1985-053) 8.BL.13 [http://www.mindat.org/min-366.html] [https://www.webmineral.com/data/Arsenoflorencite-%28Ce%29.shtml] [http://www.handbookofmineralogy.com/pdfs/arsenoflorencite-(Ce).pdf]
- Arsenoflorencite-(La) (alunite, crandallite: IMA2009-078) 8.BL.13 [http://www.mindat.org/min-295.html] [https://webmineral.com/data/Arsenoflorencite-(La).shtml] [http://www.handbookofmineralogy.com/pdfs/arsenoflorencite-(La).pdf]
- Arsenoflorencite-(Nd)<sup>N</sup> (alunite, crandallite: 1991) 8.BL.13 [https://www.mindat.org/min-296.html] [no] [no]
- Arsenogorceixite (alunite, crandallite: IMA1989-055) 8.BL.10 [http://www.mindat.org/min-304.html] [https://www.webmineral.com/data/Arsenogorceixite.shtml] [http://www.handbookofmineralogy.com/pdfs/arsenogorceixite.pdf] <br>(IUPAC: barium trialuminium hexahydro arsenate hydroxoarsenate)
- Arsenogoyazite (alunite, crandallite: IMA1983-043) 8.BL.10 [http://www.mindat.org/min-292.html] [https://www.webmineral.com/data/Arsenogoyazite.shtml] [http://www.handbookofmineralogy.com/pdfs/arsenogoyazite.pdf] <br>(IUPAC: strontium trialuminium hexahydro arsenate hydroxoarsenate)
- Arsenohauchecornite (hauchecornite: IMA1978-E) 2.BB.10 [http://www.mindat.org/min-301.html] [https://www.webmineral.com/data/Arsenohauchecornite.shtml] [http://www.handbookofmineralogy.com/pdfs/arsenohauchecornite.pdf]
- Arsenohopeite (hopeite: IMA2010-069) 8.CA.30 [http://www.mindat.org/min-41153.html] [no] [http://www.handbookofmineralogy.com/pdfs/arsenohopeite.pdf] <br>(IUPAC: trizinc diarsenate tetrahydrate)
- Arsenolamprite (Y: 1886) 1.CA.10 [http://www.mindat.org/min-312.html] [https://www.webmineral.com/data/Arsenolamprite.shtml] [http://www.handbookofmineralogy.com/pdfs/arsenolamprite.pdf]
- Arsenolite (arsenolite: 1854) 4.CB.50 [http://www.mindat.org/min-294.html] [https://www.webmineral.com/data/Arsenolite.shtml] [http://www.handbookofmineralogy.com/pdfs/arsenolite.pdf] <br />(IUPAC: diarsenic trioxide)
- Arsenopalladinite (stillwatterite: IMA1973-002a, 1955) 2.AC.10c [http://www.mindat.org/min-303.html] [https://www.webmineral.com/data/Arsenopalladinite.shtml] [http://www.handbookofmineralogy.com/pdfs/arsenopalladinite.pdf] <br />(IUPAC: octapalladium triarsenide)
- Arsenopyrite (arsenopyrite: IMA1962 s.p., 1847) 2.EB.20 [http://www.mindat.org/min-305.html] [https://www.webmineral.com/data/Arsenopyrite.shtml] [http://www.handbookofmineralogy.com/pdfs/arsenopyrite.pdf] <br />(IUPAC: iron arsenide sulfide)
- Arsenotučekite (hauchecornite: IMA2019-135) 2.0 [https://www.mindat.org/min-54570.html] [no] [no]
- Arsenovanmeersscheite (IMA2006-018) 8.EC.20 [http://www.mindat.org/min-29255.html] [https://webmineral.com/data/Arsenovanmeersscheite.shtml] [no] <br />(IUPAC: uranium triuranyl hexahydro diarsenate tetrahydrate)
- Arsenoveszelyite (IMA2021-076a) 8.DE. [https://www.mindat.org/min-55948.html] [no] [no]
- Arsenowagnerite (wagnerite: IMA2014-100) 8.BB. [http://www.mindat.org/min-46580.html] [no] [no] <br />(IUPAC: dimagnesium fluoro arsenate)
- Arsenquatrandorite (lillianite: IMA2012-087) 2.0 [http://www.mindat.org/min-43852.html] [no] [no]
- Arsentsumebite (brackebuschite: 1935) 8.BG.05 [http://www.mindat.org/min-372.html] [https://www.webmineral.com/data/Arsentsumebite.shtml] [http://www.handbookofmineralogy.com/pdfs/arsentsumebite.pdf]
- Arsenudinaite (IMA2018-067) 8.0 [https://www.mindat.org/min-53170.html] [no] [no] <br />(IUPAC: sodium tetramagnesium triarsenate)
- Arsenuranospathite (IMA1982 s.p.?, 1978) 8.EB.25 [http://www.mindat.org/min-373.html] [https://www.webmineral.com/data/Arsenuranospathite.shtml] [http://www.handbookofmineralogy.com/pdfs/arsenuranospathite.pdf] <br />(IUPAC: aluminium diuranyl fluoro diarsenate icosahydrate)
- Arsenuranylite (phosphuranylite: 1958) 8.EC.10 [http://www.mindat.org/min-374.html] [https://www.webmineral.com/data/Arsenuranylite.shtml] [http://www.handbookofmineralogy.com/pdfs/arsenuranylite.pdf] <br />(IUPAC: calcium tetrauranyl tetrahydro diarsenate hexahydrate)
- Arsiccioite (routhierite: IMA2013-058) 2.0 [http://www.mindat.org/min-43935.html] [no] [http://www.handbookofmineralogy.com/pdfs/arsiccioite.pdf] <br />(IUPAC: silver dimercury thallium hexasulfa diarsenide)
- Arsmirandite (arsmirandite: IMA2014-081) 8.0 [http://www.mindat.org/min-46530.html] [no] [no]
- Arthurite (arthurite: IMA1964-002) 8.DC.15 [http://www.mindat.org/min-376.html] [https://www.webmineral.com/data/Arthurite.shtml] [http://www.handbookofmineralogy.com/pdfs/arthurite.pdf] <br>(IUPAC: copper diiron(III) dihydro diarsenate tetrahydrate)
- Artinite (artinite: 1902) 5.DA.10 [http://www.mindat.org/min-377.html] [https://www.webmineral.com/data/Artinite.shtml] [http://www.handbookofmineralogy.com/pdfs/artinite.pdf] <br>(IUPAC: dimagnesium dihydro carbonate trihydrate)
- Artroeite (IMA1993-031) 3.CC.15 [http://www.mindat.org/min-378.html] [https://www.webmineral.com/data/Artroeite.shtml] [http://www.handbookofmineralogy.com/pdfs/artroeite.pdf] <br>(IUPAC: lead dihydro trifluoroaluminate)
- Artsmithite (IMA2002-039) 8.BO.40 [http://www.mindat.org/min-26878.html] [https://www.webmineral.com/data/Artsmithite.shtml] [http://www.handbookofmineralogy.com/pdfs/artsmithite.pdf]
- Arupite (vivianite: IMA1988-008) 8.CE.40 [http://www.mindat.org/min-379.html] [https://www.webmineral.com/data/Arupite.shtml] [http://www.handbookofmineralogy.com/pdfs/arupite.pdf] <br>(IUPAC: trinickel diphosphate octahydrate)
- Arzakite<sup>N</sup> (Y: 1985) 2.FC.15a [http://www.mindat.org/min-380.html] [https://www.webmineral.com/data/Arzakite.shtml] [http://www.handbookofmineralogy.com/pdfs/arzakite.pdf]
- Arzrunite<sup>Q</sup> (Y: 1899) 7.DF.60 [http://www.mindat.org/min-381.html] [no] [no] <br /><small>Note: It might be a mixture.</small>
- Asbecasite (IMA1965-037) 4.JB.30 [http://www.mindat.org/min-382.html] [https://www.webmineral.com/data/Asbecasite.shtml] [http://www.handbookofmineralogy.com/pdfs/asbecasite.pdf] <br>(Ca<sub>3</sub>TiAs<sub>6</sub>Be<sub>2</sub>Si<sub>2</sub>O<sub>20</sub>)
- Asbolane (Y: 1841) 4.FL.30 [http://www.mindat.org/min-384.html] [https://www.webmineral.com/data/Asbolane.shtml] [http://www.handbookofmineralogy.com/pdfs/asbolane.pdf]
- Aschamalmite (lillianite: IMA1982-089) 2.JB.40b [http://www.mindat.org/min-386.html] [https://www.webmineral.com/data/Aschamalmite.shtml] [http://www.handbookofmineralogy.com/pdfs/aschamalmite.pdf] <br>()
- Ashburtonite (cerchiaraite: IMA1990-033) 9.CF.05 [http://www.mindat.org/min-388.html] [https://www.webmineral.com/data/Ashburtonite.shtml] [http://www.handbookofmineralogy.com/pdfs/ashburtonite.pdf] <br>()
- Ashcroftine-(Y) (IMA1967 s.p., 1933) 9.DN.15 [http://www.mindat.org/min-389.html] [https://www.webmineral.com/data/Ashcroftine-%28Y%29.shtml] [http://www.handbookofmineralogy.com/pdfs/ashcroftine-(Y).pdf]
- Ashoverite (hydroxide: IMA1986-008) 4.FA.10 [http://www.mindat.org/min-453.html] [https://www.webmineral.com/data/Ashoverite.shtml] [http://www.handbookofmineralogy.com/pdfs/ashoverite.pdf] <br>(IUPAC: zinc dihydroxide)
- Asimowite (wadsleyite: IMA2018-102) 9.B?. [https://www.mindat.org/min-53233.html] [no] [no] <br>(IUPAC: diiron tetraoxysilicate)
- Asisite (asisite: IMA1987-003) 3.DB.40 [http://www.mindat.org/min-391.html] [https://www.webmineral.com/data/Asisite.shtml] [http://www.handbookofmineralogy.com/pdfs/asisite.pdf] <br>(IUPAC: heptalead octaoxysilicate dichloride)
- Åskagenite-(Nd) (epidote: IMA2009-073) 9.BG.05b [http://www.mindat.org/min-39790.html] [no] [http://www.handbookofmineralogy.com/pdfs/askagenite-(Nd).pdf]
- Aspedamite (menezesite: IMA2011-056) 4.0 [http://www.mindat.org/min-42356.html] [no] [http://www.handbookofmineralogy.com/pdfs/aspedamite.pdf]
- Aspidolite (mica: IMA2004-049 Rd) 9.EC.20 [http://www.mindat.org/min-396.html] [https://www.webmineral.com/data/Aspidolite.shtml] [no]
- Asselbornite (IMA1980-087) 8.ED.10 [http://www.mindat.org/min-397.html] [https://www.webmineral.com/data/Asselbornite.shtml] [http://www.handbookofmineralogy.com/pdfs/asselbornite.pdf] <br>(IUPAC: lead tetrauranyl heptahydro tri(bismuth oxide) diarsenate tetrahydrate)
- Astrocyanite-(Ce) (IMA1989-032) 5.EF.05 [http://www.mindat.org/min-404.html] [https://www.webmineral.com/data/Astrocyanite-%28Ce%29.shtml] [http://www.handbookofmineralogy.com/pdfs/astrocyanite-(Ce).pdf] <br>(IUPAC: dicopper dicerium uranyl dihydro pentacarbonate (1.5)hydrate)
- Astrophyllite (astrophyllite, astrophyllite: 1848) 9.DC.05 [http://www.mindat.org/min-405.html] [https://www.webmineral.com/data/Astrophyllite.shtml] [http://www.handbookofmineralogy.com/pdfs/astrophyllite.pdf]
- Atacamite (Y: 1803) 3.DA.10a [http://www.mindat.org/min-406.html] [https://www.webmineral.com/data/Atacamite.shtml] [http://www.handbookofmineralogy.com/pdfs/atacamite.pdf] <br>(IUPAC: dicopper trihydro chloride)
- Atelestite (atelestite: 1832) 8.BO.15 [http://www.mindat.org/min-407.html] [https://www.webmineral.com/data/Atelestite.shtml] [http://www.handbookofmineralogy.com/pdfs/atelestite.pdf]
- Atelisite-(Y) (zircon: IMA2010-065) 9.0 [http://www.mindat.org/min-42350.html] [no] [http://www.handbookofmineralogy.com/pdfs/atelisite-(Y).pdf]
- Atencioite (roscherite: IMA2004-041) 8.DA.10 [http://www.mindat.org/min-27433.html] [https://webmineral.com/data/Atencioite.shtml] [no]
- Athabascaite (IMA1969-022) 2.BA.25 [http://www.mindat.org/min-408.html] [https://www.webmineral.com/data/Athabascaite.shtml] [http://www.handbookofmineralogy.com/pdfs/athabascaite.pdf] <br>(IUPAC: pentacopper tetraselenide)
- Atheneite (IMA1973-050) 2.AC.05a [http://www.mindat.org/min-409.html] [https://www.webmineral.com/data/Atheneite.shtml] [http://www.handbookofmineralogy.com/pdfs/atheneite.pdf] <br>(IUPAC: dipalladium arsenide)
- Atlasovite (IMA1986-029) 7.BC.20 [http://www.mindat.org/min-412.html] [https://www.webmineral.com/data/Atlasovite.shtml] [http://www.handbookofmineralogy.com/pdfs/atlasovite.pdf]
- Atokite (auricupride: IMA1974-041) 1.AG.10 [http://www.mindat.org/min-413.html] [https://www.webmineral.com/data/Atokite.shtml] [http://www.handbookofmineralogy.com/pdfs/atokite.pdf] <br>(IUPAC: tripalladium stannide)
- Attakolite (IMA1992 s.p., 1868) 8.BH.60 [http://www.mindat.org/min-415.html] [https://www.webmineral.com/data/Attakolite.shtml] [http://www.handbookofmineralogy.com/pdfs/attakolite.pdf]
- Attikaite (IMA2006-017) 8.DJ.45 [http://www.mindat.org/min-30778.html] [https://www.webmineral.com/data/Attikaite.shtml] [http://www.handbookofmineralogy.com/pdfs/attikaite.pdf] <br>(IUPAC: tricalcium dicopper dialuminium tetrahydro tetrarsenate dihydrate)
- Aubertite (aubertite: IMA1978-051) 7.DB.05 [http://www.mindat.org/min-416.html] [https://www.webmineral.com/data/Aubertite.shtml] [http://www.handbookofmineralogy.com/pdfs/aubertite.pdf] <br>(IUPAC: copper(II) aluminium chloro disulfate tetradecahydrate)
- Auerbakhite (IMA2020-047) [https://www.mindat.org/min-55108.html] [no] [no]
- Augelite (Y: 1868) 8.BE.05 [http://www.mindat.org/min-451.html] [https://www.webmineral.com/data/Augelite.shtml] [http://www.handbookofmineralogy.com/pdfs/augelite.pdf] <br>(IUPAC: dialuminium trihydro phosphate)
- Augite<sup>I</sup> (pyroxene: IMA1988 s.p., 1792, 77CE) 9.DA.15 [http://www.mindat.org/min-419.html] [https://www.webmineral.com/data/Augite.shtml] [http://www.handbookofmineralogy.com/pdfs/augite.pdf]
- Auriacusite (andalusite: IMA2009-037) 8.BB.30 [http://www.mindat.org/min-39638.html] [no] [http://www.handbookofmineralogy.com/pdfs/auriacusite.pdf] <br>(IUPAC: iron(III) copper(II) oxoarsenate)
- Aurichalcite (Y: 1839) 5.BA.15 [http://www.mindat.org/min-422.html] [https://www.webmineral.com/data/Aurichalcite.shtml] [http://www.handbookofmineralogy.com/pdfs/aurichalcite.pdf] <br>(IUPAC: pentazinc hexahydro dicarbonate)
- Auricupride (auricupride: 1950) 1.AA.10a [http://www.mindat.org/min-423.html] [https://www.webmineral.com/data/Auricupride.shtml] [http://www.handbookofmineralogy.com/pdfs/auricupride.pdf] <br>(IUPAC: tricopper gold alloy)
- Aurihydrargyrumite (amalgam: IMA2017-003) 1.AD. [https://www.mindat.org/min-51827.html] [no] [no] <br>(IUPAC: hexagold pentamercury amalgam)
- Aurivilliusite (IMA2002-022) 3.DD.50 [http://www.mindat.org/min-26525.html] [https://www.webmineral.com/data/Aurivilliusite.shtml] [http://www.handbookofmineralogy.com/pdfs/aurivilliusite.pdf] <br>(IUPAC: 0.5(dimercury) mercury(II) oxoiodide)
- Aurorite (IMA1966-031) 4.FL.20 [http://www.mindat.org/min-428.html] [https://www.webmineral.com/data/Aurorite.shtml] [http://www.handbookofmineralogy.com/pdfs/aurorite.pdf] <br>(IUPAC: manganese(II) manganese(IV) heptaoxide trihydrate)
- Auroselenide (IMA2022-052) 2.CB. [https://www.mindat.org/min-470407.html] [no] [no]
- Aurostibite (pyrite: 1952) 2.EB.05a [http://www.mindat.org/min-430.html] [https://www.webmineral.com/data/Aurostibite.shtml] [http://www.handbookofmineralogy.com/pdfs/aurostibite.pdf] <br>(IUPAC: gold diantimonide)
- Austinite (Y: 1935) 8.BH.35 [http://www.mindat.org/min-432.html] [https://www.webmineral.com/data/Austinite.shtml] [http://www.handbookofmineralogy.com/pdfs/austinite.pdf] <br>(IUPAC: calcium zinc hydro arsenate)
- Autunite (autunite: 1852) 8.EB.05 [http://www.mindat.org/min-433.html] [https://www.webmineral.com/data/Autunite.shtml] [http://www.handbookofmineralogy.com/pdfs/autunite.pdf] <br>(IUPAC: calcium diuranyl diphosphate (deca - dodeca)hydrate)
- Avdeevite (beryl: IMA2018-109) 9.CJ. [https://www.mindat.org/min-53344.html] [no] [no]
- Avdoninite (IMA2005-046a) 3.DA.55 [http://www.mindat.org/min-27388.html] [https://www.webmineral.com/data/Avdoninite.shtml] [http://www.handbookofmineralogy.com/pdfs/avdoninite.pdf] <br>(IUPAC: dipotassium pentacopper tetrahydro octachloride dihydrate)
- Averievite (IMA1995-027) 8.BB.85 [http://www.mindat.org/min-6811.html] [https://www.webmineral.com/data/Averievite.shtml] [http://www.handbookofmineralogy.com/pdfs/averievite.pdf] <br>(IUPAC: pentacopper dioxo diarsenate · copper dichloride)
- Avicennite (bixbyite: 1958) 4.CB.10 [http://www.mindat.org/min-437.html] [https://www.webmineral.com/data/Avicennite.shtml] [http://www.handbookofmineralogy.com/pdfs/avicennite.pdf] <br>(IUPAC: dithallium trioxide)
- Avogadrite (fluoroborate: 1926) 3.CA.10 [http://www.mindat.org/min-438.html] [https://www.webmineral.com/data/Avogadrite.shtml] [http://www.handbookofmineralogy.com/pdfs/avogadrite.pdf] <br>(IUPAC: potassium tetrafluoroborate)
- Awaruite (auricupride: 1885) 1.AE.20 [http://www.mindat.org/min-439.html] [https://www.webmineral.com/data/Awaruite.shtml] [http://www.handbookofmineralogy.com/pdfs/awaruite.pdf] <br>(IUPAC: trinickel iron alloy)
- Axelite (IMA2017-015a) 8.BA. [https://www.mindat.org/min-51987.html] [no] [no] <br>(Na<sub>14</sub>Cu<sub>7</sub>(AsO<sub>4</sub>)<sub>8</sub>F<sub>2</sub>Cl<sub>2</sub>)
- Axinite 9.BD.20
- Axinite-(Fe) (IMA1968 s.p., 1911, 1801) 9.BD.20 [http://www.mindat.org/min-1459.html] [https://webmineral.com/data/Axinite-(Fe).shtml] [http://www.handbookofmineralogy.com/pdfs/ferroaxinite.pdf]
- Axinite-(Mg) (IMA1975-025, 1975) 9.BD.20 [http://www.mindat.org/min-2490.html] [https://webmineral.com/data/Axinite-(Mg).shtml] [http://www.handbookofmineralogy.com/pdfs/magnesioaxinite.pdf]
- Axinite-(Mn) (Y: 1909) 9.BD.20 [http://www.mindat.org/min-2502.html] [https://www.webmineral.com/data/Manganaxinite.shtml] [http://www.handbookofmineralogy.com/pdfs/manganaxinite.pdf]
- Azoproite (ludwigite: IMA1970-021) 6.AB.30 [http://www.mindat.org/min-442.html] [https://www.webmineral.com/data/Azoproite.shtml] [http://www.handbookofmineralogy.com/pdfs/azoproite.pdf]
- Azurite (Y: 1832) 5.BA.05 [http://www.mindat.org/min-447.html] [https://www.webmineral.com/data/Azurite.shtml] [http://www.handbookofmineralogy.com/pdfs/azurite.pdf] <br>(IUPAC: tricopper dihydro dicarbonate)
External links
- IMA Database of Mineral Properties/ RRUFF Project
- Mindat.org - The Mineral Database
- Webmineral.com
- Mineralatlas.eu minerals A
