Carpholite
Carpholite is a manganese silicate mineral with formula Mn2+Al2Si2O6(OH)4. It occurs as yellow clusters of slender prisms or needles. It crystallizes in the orthorhombic system.…
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Carpathite
Carpathite (also known as pendletonite and karpatite) is a very rare hydrocarbon mineral. It is the mineral form of the polycyclic aromatic hydrocarbon coronene with the…
Trigonometrical Ratios Table
“Trigon” is Greek for the triangle, and “metric” is Greek for measurement. The trigonometric ratios are special measurements of a right triangle (a triangle with…
Carobbiite
Carobbiite, chemical formula KF (potassium fluoride), is a rare, soft (Mohs 2 – 2.5), colorless cubic mineral. It consists of Potassium fluoride, a rare, soft,…
Carnotite: Properties and Ocurrences
Carnotite is a potassium uranium vanadate radioactive mineral with chemical formula K2(UO2)2(VO4)2·3H2O. The water content can vary and small amounts of calcium, barium, magnesium, iron,…
Carnallite: Properties and Occurrences
Carnallite (also carnalite) is an evaporite mineral, a hydrated potassium magnesium chloride with formula KMgCl3·6(H2O). It was first described in 1856 from its type location…
Carminite: Properties and Occurrences
Carminite (Formula- PbFe3+2(AsO4)2(OH)2) is an anhydrous arsenate mineral containing hydroxyl. It is a rare secondary mineral that is structurally related to palermoite (Li2SrAl4(PO4)4(OH)4). Sewardite (CaFe3+2(AsO4)2(OH)2)…
Carlsbergite: Properties and Occurrences
Carlsbergite is a nitride mineral that has the chemical formula CrN, or chromium nitride. It is named after the Carlsberg Foundation which backed the recovery…
Carlosruizite: Properties and Occurrences
Carlosruizite is a sulfate or selenate – iodate mineral with chemical formula: K6(Na, K)4 Na6Mg10 (SeO4)12 (IO3)12·12H2O. It is found in samples of iquiqueite leached from caliche amarillo…
Carletonite: Properties and Occurrences
Carletonite is a rare silicate mineral with formula KNa4Ca4(CO3)4Si8O18(F, OH)·(H2O). It is a rare mineral that can be found at its type, and only, the…
Canfieldite
Canfieldite is a rare silver tin sulfide mineral with formula: Ag8SnS6. The mineral typically contains variable amounts of germanium substitution in the tin site and…
Cancrinite: Properties and Occurrences
Cancrinite is a complex carbonate and silicate of sodium, calcium, and aluminum with the formula Na6Ca2[(CO3)2|Al6Si6O24]·2H2O. It is one of the rarer members of the…
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