Geology

Geology

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

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Geology > Minerals

sabinaite

Geology; Minerals

Sabinaite (Na 4 Zr 2 TiO 4 (CO 3 ) 4 ) is a rare carbonate mineral. It crystallizes in the monoclinic crystal system as colorless to white prisms within cavities. It is more ...

minium

Geology; Minerals

Minium is the naturally occurring form of lead tetroxide, Pb 2+ 2 Pb 4+ O 4 also known as red lead. Minium is a light-to-vivid red and may have brown-to-yellow tints. It ...

nobleite

Geology; Minerals

Nobleite is a rare borate mineral with the chemical formula CaB 6 O 9 (OH) 2 ·3(H 2 O). It was discovered in 1961, in Death Valley, California, and is named for Levi F. Noble, a ...

terlinguaite

Geology; Minerals

Terlinguaite is the naturally occurring mineral with formula Hg 2 ClO. It is formed by the weathering of other mercury-containing minerals. Discovered in 1900 in the Terlingua ...

akimotoite

Geology; Minerals

Akimotoite is a rare silicate mineral ((Mg,Fe)SiO 3 ) in the ilmenite group of minerals. It has a vitreous luster, is colorless, and has a white or colorless streak. It ...

cornwallite

Geology; Minerals

Cornwallite is an uncommon copper arsenate mineral with formula Cu 5 (AsO 4 ) 2 (OH) 4 . It forms a series with the phosphate pseudomalachite and is a dimorph of the triclinic ...

knorringite

Geology; Minerals

Knorringite is a mineral species belonging to the garnet group, and forms a series with the species pyrope. It was discovered in 1968 in the Kao kimberlite pipe in the Butha-Buthe ...