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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
armalcolite
Geology; Minerals
Armalcolite is a titanium-rich mineral with the chemical formula (Mg,Fe 2+ )Ti 2 O 5 . It was first found at Tranquility Base on the Moon in 1969 and named for Armstrong, Aldrin and Collins, the ...
santabarbaraite
Geology; Minerals
Santabarbaraite is an amorphous ferric hydroxy phosphate mineral hydrate that was discovered in Tuscany, Italy in 2000. It also can be found in Victoria, Australia and Lake Baikal, Siberia. This ...
strontium titanate
Geology; Minerals
Strontium titanate is an oxide of strontium and titanium with the chemical formula SrTiO 3 . At room temperature, it is a centrosymmetric paraelectric material with a perovskite structure. At low ...
fluor-uvite
Geology; Minerals
Fluor-uvite is a tourmaline mineral with the chemical formula CaMg 3 (Al 5 Mg)(Si 6 O 18 )(BO 3 ) 3 (OH) 3 F. It is a rare mineral that is found in calcium rich contact metamorphic rocks with ...
phillipsite
Geology; Minerals
Phillipsite is a mineral of the zeolite group; a hydrated potassium, calcium and aluminium silicate, approximating to (Ca,Na 2 ,K 2 ) 3 Al 6 Si 10 O 32 ·12H 2 O. (Also with sodium replaced by ...
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