 Oxides & Hydroxides
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Name: Cuprite
Formula: Cu2O
Locality: Cornwall, England
Size: 8 cm
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Name: Zincite
Formula: Zn(Mn,Fe)O
Locality: New Jersey, USA
Size: 10 cm |
Name: Ilmenite
Formula: FeTiO3
Locality: Ontario, Canada
Size: 10 cm
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Name: Hematite
Formula: Fe2O3
Locality: Cumberland, England
Size: 7 cm |
Name: Yellow Ochre
Formula: Fe2O3·H2O
Locality: Oxford, England
Size: powder form
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Name: Martite
Formula: Fe2O3
Locality: Utah, USA
Size: 9 cm |
Name: Corundum
Formula: Al2O3
Locality: Transvaal, South Africa
Size: 12 cm
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Name: Spinel
Formula: MgAl2O4
Locality: Antsirable, Madagascar
Size: 7 cm |
Name: Franklinite
Formula: (Zn,Mn,Fe)2+(Fe,Mn)3+2O4
Locality: New Jersey, USA
Size: 16 cm
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Name: Magnetite
Formula: Fe2+Fe3+2O4
Locality: Michigan, USA
Size: 10 cm |
Name: Chromite
Formula: FeCr2O4
Locality: North Carolina, USA
Size: 9 cm
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Name: Minium
Formula: Pb3O4
Locality: Unknown
Size: 3 cm
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Name: Cassiterite
Formula: SnO2
Locality: Huanuni, Bolivia
Size: 8 cm
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Name: Rutile
Formula: TiO2
Locality: California, USA
Size: 1 cm
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Name: Pyrolusite
Formula: MnO2
Locality: Fujian, China
Size: 7 cm
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Name: Psilomelane
Formula: Manganese oxides
Locality: Guangdong, China
Size: 13 cm |
Name: Uraninite
Formula: UO2
Locality: New Hempshire, USA
Size: 7 cm
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Name: Brookite
Formula : TiO2
Locality: Arkansas, USA
Size: 11 cm
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Name: Columbite
Formula: (Fe,Mn)(Nb,Ta)2O6
Locality: Minas Gerais, Brazil
Size: 10 cm
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Name: Limonite
Formula: FeO(OH)·nH2O
Locality: Unknown
Size: 20 cm
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Name: Bauxite
Formula: (Al,Fe,O,OH)
Locality: Unknown
Size: 8 cm
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Name: Goethite
Formula : FeO(OH)
Locality: Cornwall, England
Size: 8 cm |
Name: Manganite
Formula : MnO(OH)
Locality: Harz Mountains, Germany
Size: 8 cm
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Name: Brucite
Formula: Mg(OH)2
Locality: Québec, Canada
Size: 10 cm |
