18 Terms
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Minerals
Naturally occurring substance that is solid and stable at room temperature, representable by a chemical formula, usually abiogenic, and has an ordered atomic structure. It is different from a rock, which can be an aggregate of minerals or non-minerals, and does not have a specific chemical composition. The general definition of a mineral encompasses the following criteria: 1 - Naturally occurring 2 - Stable at room temperature 3 - Represented by a chemical formula 4 - Usually abiogenic 5 - Ordered atomic arrangement
Contributors in Minerals
Minerals
paulscherrerite
Geology; Minerals
Paulscherrerite, UO 2 (OH) 2 , is a newly named mineral of the schoepite subgroup of hexavalent uranium hydrate/hydroxides. It is monoclinic, but no space group has been determined because no ...
frankdicksonite
Geology; Minerals
Frankdicksonite is a halide mineral with the chemical formula BaF 2 which corresponds to the chemical compound barium fluoride. It occurs in the Carlin gold deposit of Eureka County, Nevada as cubic ...
campigliaite
Geology; Minerals
Campigliaite is a copper and manganese sulfate mineral with a chemical formula of Cu 4 Mn(SO 4 ) 2 (OH) 6 ·4H 2 O. It has a chemical formula and also a crystal structure similar to niedermayrite, ...
daubréelite
Geology; Minerals
Daubréelite is a rare sulfide mineral. It crystallizes with cubic symmetry and has chemical composition of Fe 2+ Cr 3+ 2 S 4 . It usually occurs as black platy aggregates. Datolite crystallizes in ...
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