Formulae

Name

Formulae

Name

NaAlSi₃O₈

Natural Albite

CaMg(CO₃)₂

Natural Dolomite

Fe₃Al₂Si₃O₁₂

Natural Almandine Garnet

CaF₂

Natural Fluorite

Ca₃Fe₂(SiO₄)₃

Natural Andradite

MBH # 204JC

Natural Fluorspar (Powder)

CaSO₄

Natural Anhydrite

Mg₂SiO₄

Natural Forsterite

Ca₅(PO₄)₃(F,Cl,OH)

Natural Apatite

PbS

Natural Galena

(Ca,Mg,Fe)₂(SiAl)₂O ₆

Natural Augite

NaAlSi₂O₆

Natural Jadeite

Cu₃(CO₃)₂(OH)₂

Natural Azurite

Al₂SiO₅

Natural Kyanite

BaSO₄

Natural Baryte

Fe₃O₄

Natural Magnetite

BaSO₄

Natural Baryte (Cumbria)

Cu₂CO₃(OH)₂

Natural Malachite

BaSO₄

Natural Baryte (Shropshire)

(Mg.Fe)₂SiO₄

Natural Olivine

BaTiS₃O₉

Natural Benitoite

KAlSi₃O₈

Natural Orthoclase

Be₃Al₂Si₆O₁₈

Natural Beryl

FeS₂

Natural Pyrite

CaCO₃

Natural Calcite

MnSiO₃

Natural Rhodonite

SrSO₄

Natural Celestine

Mn₃Al₂Si₃O₁₂

Natural Spessartine Garnet

BaAl₂Si₂O₈

Natural Celsian

CaTiSiO₅

Natural Sphene

Cu₂S

Natural Chalcocite

MBH # 206A355/ BCS-CRM#355

Natural Tin Ore 31.42% Sn Powder

CuFeS₂

Natural Chalcopyrite

MBH # 206ABL5

Natural Uranium Ore 7.09% U Powder

FeCr₂O₄

Natural Chromite

Zn₂SiO₄

Natural Willemite

Cu₂O

Natural Cuprite

CaSiO₃

Natural Wollastonite

Ca(Mg,Fe)Si₂O₆

Natural Diopside

ZrSiO₄

Natural Zircon