Mineral Formulae
EENS 2110
FORMAULAE OF COMMON MINERALS
ORTHOSILICATES (NESOSILICATES)
Forsterite
Mg2SiO4
Fayalite
Fe2SiO4
Zircon
ZrSiO4
Sphene
CaTiSiO4
Pyrope
Mg3Al2Si3O12
Almandine
Fe3Al2Si3O12
Grossularite
Ca3Al2Si3O12
Sillimanite
Al2SiO5
Kyanite
Al2SiO5
Andalusite
Al2SiO5
Staurolite
(Fe,Mg)2Al9Si4O22(OH)2
Topaz
Al2SiO4(OH)2
SOROSILICATES
Lawsonite
CaAl2Si2O7(OH)2.H2O
Epidote
Ca2Fe+3Al2Si3O12(OH)
Ca2Al3Si3O12(OH)
Clinozoisite
Beryl
Cordierite
CYCLOSILICATES
Be3Al2Si6O18
Al4(Mg,Fe)2Si5O18
CHAIN SILICATES (INOSILICATES)
Enstatite
MgSiO3
Ferrosilite
FeSiO3
Hypersthene
(Mg,Fe)SiO3
Diopside
CaMgSi2O6
Hedenbergite
CaFeSi2O6
Acmite
NaFe+3Si O
2 6
Jadeite
Wollastonite
Tremolite
Actinolite
Hornblende
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SHEET SILICATES (PHYLLOSILICATES)
Muscovite
KAl3Si3O10(OH)2
Biotite
K(Mg,Fe)3AlSi3O10(OH)2
Talc
Mg3Si4O10(OH)2
Chlorite
(Mg,Fe,Al)6(Si,Al)4O10(OH)8
Serpentine
Mg3Si2O5(OH)4
Kaolinite
Al2Si2O5(OH)4
FRAMEWORK SILICATES
(TECTOSILICATES)
Anorthite
Albite
Sanidine
Orthoclase
Quartz
Cristobalite
Tridymite
CaAl2Si2O8
NaAlSi3O8
KAlSi3O8
KAlSi3O8
SiO2
SiO2
SiO2
Nepheline
NaAlSiO4
Kalsilite
Leucite
KAlSiO4
KAlSi2O6
Periclase
Corundum
Hematite
Magnetite
Ilmenite
Rutile
Spinel
OXIDES
MgO
Al2O3
Fe2O3
Fe3O4
FeTiO3
TiO2
MgAl2O4
Brucite
NaAlSi2O6
Gibbsite
CaSiO3
Goethite
Ca2Mg5Si8O22(OH)2
Ca2(Mg,Fe)5Si8O22(OH)2
(Na,K)0-1Ca2(Mg,Fe,Al)5Si6-7Al2-1O22(OH,F)2
HYDROXIDES
Mg(OH)2
Al(OH)3
FeO.OH
8/18/2010
Mineral Formulae
Pyrite
Chalcopyrite
Sphalerite
Galena
Cinnabar
Covelite
Bornite
Molybdenite
Gypsum
Anhydrite
Barite
SULFIDES
FeS2
CuFeS2
ZnS
PbS
HgS
CuS
Cu5FeS4
MoS2
SULFATES
CaSO4.2H2O
CaSO4
BaSO4
Calcite
Siderite
Magnesite
Dolomite
CARBONATES
CaCO3
FeCO3
MgCO3
CaMg(CO3)2
Apatite
PHOSPHATES
Ca5(PO4)3(OH,F,CL)
Fluorite
Halite
Sylvite
HALIDES
CaF2
NaCl
KCl
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8/18/2010