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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
beryllonite
Geology; Minerals
Beryllonite is a rare sodium beryllium phosphate mineral with formula NaBePO 4 . The tabular to prismatic monoclinic crystals vary from colorless to white or pale yellowish, and are transparent with ...
talnakhite
Geology; Minerals
Talnakhite is a mineral of chalcopyrite group with formula: Cu 9 (Fe, Ni) 8 S 16 . It was named after the Talnakh ore deposit, near Norilsk in Western Siberia, Russia where it was discovered as ...
tranquillityite
Geology; Minerals
Tranquillityite is silicate mineral with formula (Fe 2+ ) 8 Ti 3 Zr 2 Si 3 O 24 . It is mostly composed of iron, oxygen, silicon, zirconium and titanium with smaller fractions of yttrium and ...
