Rock Forming Minerals
  • Nesosilicates

    Olivine group

    • Forsterite - Mg2SiO4
    • Fayalite - Fe2SiO4

    Garnet group

    • Pyrope - Mg3Al2(SiO4)3
    • Almandine - Fe3Al2(SiO4)3
    • Spessartine - Mn3Al2(SiO4)3
    • Grossular - Ca3Al2(SiO4)3
    • Andradite - Ca3Fe2(SiO4)3
    • Uvarovite - Ca3Cr2(SiO4)3
    • Hydrogrossular - Ca3Al2Si2O8(SiO4)3-m(OH)4m

    Zircon group

    • Zircon - ZrSiO4
    • Thorite - (Th,U)2SiO4

    Al2SiO5 group

    • Andalusite - Al2SiO5
    • Kyanite - Al2SiO5
    • Sillimanite - Al2SiO5
    • Dumortierite - Al6.5-7BO3(SiO4)3(O,OH)3
    • Topaz - Al2SiO4(F,OH)2
    • Staurolite - Fe2Al9(SiO4)4(O,OH)2
    • Sapphirine - (Mg,Fe)2Al4)6(SiO4)

    Humite group

    • (Mg,Fe)7(SiO4)3(F,OH)2
    • Norbergite - Mg3(SiO4)(F,OH)2
    • Chondrodite - Mg5(SiO4)(F,OH)2
    • Humite - Mg7(SiO4)(F,OH)2
    • Clinohurnite - Mg9(SiO4)(F,OH)2
    • Datolite - CaBSiO4(OH)
    • Titanite - CaTiSiO5
    • Chloritoid - (Fe,Mg,Mn)2Al4Si2O10(OH)4
  • Sorosilicates
  • Cyclosilicates
  • Inosilicates
  • Phyllosilicates
  • Tectosilicates
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