Geology

Geology

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

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Geology > Minerals

pabstite

Geology; Minerals

Pabstite is a barium tin titanium silicate mineral that is found in contact metamorphosed limestone. It belongs to the benitoite group of minerals. The chemical formula of ...

penroseite

Geology; Minerals

Penroseite is a rare selenide mineral with formula (Ni,Co,Cu)Se 2 . It has a gray-steel color and black streak with a hardness of 3. It is an isometric mineral, 2/m3. Penroseite ...

aktashite

Geology; Minerals

Aktashite is a rare arsenic sulfosalt mineral with formula Cu 6 Hg 3 As 4 S 12 . It is a copper mercury-bearing sulfosalt and is the only sulfosalt mineral with essential Cu and ...

scandium oxide

Geology; Minerals

Scandium(III) oxide, Sc 2 O 3 , or scandia, is a high melting rare earth oxide. It is used in the preparation of other scandium compounds as well as in high-temperature systems ...

temagamite

Geology; Minerals

Temagamite is a bright white palladium mercury telluride mineral with a hardness of 2½ on the Mohs scale. Its chemical formula is Pd 3 HgTe 3 . It was discovered at the Temagami ...

cadmoindite

Geology; Minerals

Cadmoindite (CdIn 2 S 4 ) is a rare cadmium indium sulfide mineral discovered in Siberia around the vent of a high-temperature (450-600 °C) fumarole at the Kudriavy volcano, ...

alsakharovite-Zn

Geology; Minerals

Alsakharovite-Zn is an extremely rare alkaline strontium zinc titanium silicate mineral from the cyclosilicates class, with formula written as NaSrKZn(Ti,Nb) 4 (Si 4 O 12 ) 2 ...