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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
childrenite
Geology; Minerals
Childrenite is a rare hydrated phosphate mineral with elements iron, manganese, aluminium, phosphorus, oxygen and hydrogen. Its chemical formula is (Fe,Mn)AlPO 4 (OH) 2 • H 2 O and it has a ...
dimorphite
Geology; Minerals
Dimorphite (chemical name tetraarsenic trisulfide) is a very rare orange-yellow chalcogenide mineral. In nature, dimorphite forms primarily by deposit in volcanic fumaroles at temperatures of ...
halloysite
Geology; Minerals
Halloysite is a 1:1 aluminosilicate clay mineral with the empirical formula Al 2 Si 2 O 5 (OH) 4 . Its main constituents are aluminium (20.90%), silicon (21.76%) and hydrogen (1.56%). Halloysite ...
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