Geology

Geology

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

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Geology > Minerals

dawsonite

Geology; Minerals

Dawsonite is a mineral composed of sodium aluminium carbonate hydroxide, chemical formula NaAlCO 3 (OH) 2 . It crystallizes in the orthorhombic crystal system. It is not mined for ...

stibnite

Geology; Minerals

Stibnite, sometimes called antimonite, is a sulfide mineral with the formula Sb 2 S 3 . This soft grey material crystallizes in an orthorhombic space group. It is the most ...

aldermanite

Geology; Minerals

Aldermanite is a rare hydrated phosphate mineral with formula Mg 5 Al 12 (PO 4 ) 8 (OH) 22 ·32H 2 O. It's named after Arthur Richard Alderman (1901-1980), Professor of Geology and ...

faujasite

Geology; Minerals

Faujasite is a mineral group in the zeolite family of silicate minerals. The group consists of faujasite-Na, faujasite-Mg and faujasite-Ca. They all share the same basic formula: ...

margarite

Geology; Minerals

Margarite is a calcium rich member of the mica group of the phyllosilicates with formula: CaAl 2 (Al 2 Si 2 )O 10 (OH) 2 . It forms white to pinkish or yellowish gray masses or ...

antimony triselenide

Geology; Minerals

Antimony triselenide is the chemical compound with the formula Sb 2 Se 3 . The material exists as the sulfosalt mineral antimonselite, which crystallizes in an orthorhombic space ...

sodium aluminium sulfate

Geology; Minerals

Sodium aluminium sulfate, NaAl(SO 4 ) 2 ·12H 2 O or Na 2 SO 4 ·Al 2 (SO 4 ) 3 ·24H 2 O, also known as soda alum or sodium alum, is a form of alum used in the acidity regulator of ...