Fluorcaphite
Appearance
Fluorcaphite is a mineral with the chemical formula (Ca,Sr,Ce,Na)5(PO4)3F.[1] It is found in the Kola Peninsula in Russia.[2] Its crystals are hexagonal (dipyramidal class) and are transparent with a vitreous luster. It is light to bright yellow, leaves a white streak and is rated 5 on the Mohs Scale.[3] Fluorcaphite is radioactive.[1]
References
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