Geology

Geology

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

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Geology > Minerals

freibergite

Geology; Minerals

Freibergite is a complex sulfosalt mineral of silver, copper, iron, antimony and arsenic with formula (Ag,Cu,Fe) 12 (Sb,As) 4 S 13 . It has cubic crystals and is formed in ...

boehmite

Geology; Minerals

Boehmite or Böhmite is an aluminium oxide hydroxide (γ-AlO(OH)) mineral, a component of the aluminium ore bauxite. It is dimorphous with diaspore. It crystallizes in the ...

picropharmacolite

Geology; Minerals

Picropharmacolite, Ca 4 Mg(AsO 3 OH) 2 (AsO 4 ) 2 ·11H 2 O, is a rare arsenate mineral. It was named in 1819 from the Greek for bitter, in allusion to its magnesium content, and ...

hübnerite

Geology; Minerals

Hübnerite or hubnerite is a mineral consisting of manganese tungsten oxide (chemical formula: MnWO 4 , it isn't a tungstate). It is the manganese endmember of the manganese - iron ...

potassium bicarbonate

Geology; Minerals

Potassium bicarbonate (also known as potassium hydrogen carbonate or potassium acid carbonate) is a colorless, odorless, slightly basic, salty substance. According to the US Food ...

palladium

Geology; Minerals

Palladium is a chemical element with the chemical symbol Pd and an atomic number of 46. It is a rare and lustrous silvery-white metal discovered in 1803 by William Hyde Wollaston. ...

chamosite

Geology; Minerals

Chamosite is the Fe 2+ end member of the chlorite group. A hydrous aluminium silicate of iron, which is produced in an environment of low to moderate grade of metamorphosed iron ...