Geology

Geology

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

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Geology > Minerals

tin

Geology; Minerals

Tin is a chemical element with symbol Sn (for Latin: stannum) and atomic number 50. It is a main group metal in group 14 of the periodic table. Tin shows chemical similarity to ...

bismuth

Geology; Minerals

Bismuth is a chemical element with symbol Bi and atomic number 83. Bismuth, a pentavalent poor metal, chemically resembles arsenic and antimony. Elemental bismuth may occur ...

childrenite

Geology; Minerals

Childrenite is a rare hydrated phosphate mineral with elements iron, manganese, aluminium, phosphorus, oxygen and hydrogen. Its chemical formula is (Fe,Mn)AlPO 4 (OH) 2 • H 2 O ...

dimorphite

Geology; Minerals

Dimorphite (chemical name tetraarsenic trisulfide) is a very rare orange-yellow chalcogenide mineral. In nature, dimorphite forms primarily by deposit in volcanic fumaroles at ...

pimelite

Geology; Minerals

Pimelite was discredited as a mineral species by the International Mineralogical Association (IMA) in 2006, in an article which suggests that "pimelite" specimens are probably ...

halloysite

Geology; Minerals

Halloysite is a 1:1 aluminosilicate clay mineral with the empirical formula Al 2 Si 2 O 5 (OH) 4 . Its main constituents are aluminium (20.90%), silicon (21.76%) and hydrogen ...

kesterite

Geology; Minerals

Kesterite is a sulfide mineral with a formula Cu 2 (Zn,Fe)SnS 4 . In its lattice structure, zinc and iron atoms share the same lattice sites. Kesterite is the Zn-rich variety ...