Orthoclase

KAlSi₃O₈

polymorph of Orthoclase

and

Sanidine

KAlSi₃O₈

Polymorph of Orthoclase

and Microcline

Albite = NaAlSi₃O₈

Anorthite = CaAl₂Si₂O₈

Silica Group

SiO₂

List 6 minerals

Polymorphs

Low Quartz

High Quartz

Cristobalite

Tridymite

Coesite

Stishovite

Diopside

CaMgSi₂O₆

AluminoSillicates

Formula?

List 3 mineral

Al₂SiO₅

Kyanite

Sillimanite

Andalusite

Forsterite = Mg₂SiO₄

Fayalite = Fe₂SiO₄

Bornite

 Group?

Cu₅FeS₄

Sulphide Group

Chalcopyrite

Group?

CuFeS₂

Sulphide Group

Chalcocite

Group?

Cu₂S

Sulphide Group

Pyrite

Group?

Polymorph?

FeS₂

Marcasite

Marcasite

Group?

Polymorph?

FeS₂

Sulphide group

Pyrite

Molybdenite

Group?

MoS₂

Sulphide Group

^Galena

Group?

PbS

Sulphide Group

Sphalerite

Group?

ZnS

Sulphide Group

Hematite

Group?

Fe₂O₃

Oxide Group

Magnetite

Group?

Fe₃O₄

Oxide Group

Chromite

Group?

MgCr₂O₄

Oxide group

Cuprite

Group?

Cu₂O

Oxide Group

Calcite

Group?

Polymorph?

CaCO₃

Carbonate

Aragonite

Aragonite

Group?

Ploymorph?

CaCO₃

Carbonate

Calcite

Dolomite

Group?

Mg,Ca(CO₃)₂

Cabonate

Anhydrate

Group?

CaSO₄

Sulphate

Barite

Group?

BaSO₄

Sulphate

Gypsum

Group?

CaSO₄-2H₂O

Sulphate