Geology

Geology

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

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Geology > Minerals

billietite

Geology; Minerals

Billietite is a uncommon mineral of Uranium that contains Barium. It has the chemical formula: Ba(UO 2 ) 6 O 4 (OH) 6 •8H 2 O. It usually occurs as clear yellow orthorhombic ...

fichtelite

Geology; Minerals

Fichtelite is a rare white mineral found in fossilized wood from Bavaria. It crystallizes in the monoclinic crystal system. It is a cyclic hydrocarbon dimethyl-isopropyl-perhydroph ...

frankhawthorneite

Geology; Minerals

Frankhawthorneite Cu 2 Te 6+ O 4 (OH) 2 is a monoclinic copper tellurate mineral named after Prof. Frank Christopher Hawthorne (born 1946), University of Manitoba, Winnipeg, ...

thenardite

Geology; Minerals

Thenardite is an anhydrous sodium sulfate mineral, Na 2 SO 4 which occurs in arid evaporite environments. It also occurs in dry caves and old mine workings as an efflorescence ...

akdalaite

Geology; Minerals

Akdalaite is a very rare mineral found in Kazakhstan and has the formula 5Al 2 O 3 ·H 2 O. It was formerly believed to be 4Al 2 O 3 ·H 2 O. It is therefore the same as tohdite an ...

herbertsmithite

Geology; Minerals

Herbertsmithite is a mineral with chemical structure ZnCu 3 (OH) 6 Cl 2 . It is named after the mineralogist Herbert Smith (1872-1953) and was first found in 1972 in Chile. A ...

boulangerite

Geology; Minerals

Boulangerite is a sulfosalt mineral, lead antimony sulfide, formula Pb 5 Sb 4 S 11 . It was named in 1837 in honor of French mining engineer Charles Boulanger (1810-1849). It ...