Geology

Geology

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

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Geology > Minerals

azurite

Geology; Minerals

Azurite is a soft, deep blue copper mineral produced by weathering of copper ore deposits. It is also known as Chessylite after the type locality at Chessy-les-Mines near Lyon, ...

annabergite

Geology; Minerals

Annabergite is an arsenate mineral consisting of a hydrous nickel arsenate, Ni 3 (AsO 4 ) 2 ·8H 2 O, crystallizing in the monoclinic system and isomorphous with vivianite and ...

cervandonite

Geology; Minerals

Cervandonite is a rare arsenosilicate mineral. It has a chemical formula (Ce,Nd,La)(Fe 3+ ,Fe 2+ ,Ti 4+ ,Al) 3 SiAs(Si,As)O 13 or (Ce,Nd,La)(Fe 3+ ,Fe 2+ ,Ti,Al) 3 O 2 (Si 2 O 7 ...

brianyoungite

Geology; Minerals

Brianyoungite is a secondary zinc mineral. the Commission on New Minerals, Nomenclature and Classification (CNMNC) of the International Mineralogical Association (IMA) classifies ...

apophyllite

Geology; Minerals

The name apophyllite refers to a specific group of phyllosilicates, a class of minerals. Originally, the group name referred to a specific mineral, but was redefined in 1978 to ...

djurleite

Geology; Minerals

Djurleite is a copper sulfide mineral of secondary origin with formula Cu 31 S 16 that crystallizes with monoclinic-prismatic symmetry. It is typically massive in form, but does ...

meridianiite

Geology; Minerals

Meridianiite — MgSO 4 •11H 2 O — is the crystalline 11-hydrate magnesium sulfate phase that precipitates from solutions saturated in Mg 2+ and SO 4 2- ions at temperatures less ...