Geology

Geology

The scientific study of the origin, history, and physical features of the earth.

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Geology > Minerals

brewsterite

Geology; Minerals

Brewsterite is the name of a series of tectosilicate minerals of the zeolite group. Prior to 1997, brewsterite was recognized as a mineral species, but a reclassification in 1997 ...

keyite

Geology; Minerals

Keyite is a mineral with the chemical formula Cu2+ 3Zn 4Cd 2(AsO 4) 6 · 2H 2O. The name comes from Charles Locke Key (born 1935), an American mineral dealer who furnished its ...

boracite

Geology; Minerals

Boracite is a magnesium borate mineral with formula: Mg 3 B 7 O 13 Cl. It occurs as blue green, colorless, gray, yellow to white crystals in the orthorhombic - pyramidal crystal ...

murdochite

Geology; Minerals

Murdochite is a mineral combining lead and copper oxides with formula PbCu 6 O 8-x (Cl,Br) 2x (x ≤ 0.5). It was first discovered in 1953 in the Mammoth-Saint Anthony Mine in Pinal ...

cerium

Geology; Minerals

Cerium is a chemical element with symbol Ce and atomic number 58. It is a soft, silvery, ductile metal which easily oxidizes in air. Cerium was named after the dwarf planet Ceres ...

chalcophyllite

Geology; Minerals

Chalcophyllite is a rare secondary copper arsenate mineral occurring in the oxidized zones of some arsenic-bearing copper deposits. It was first described from material collected ...