Cattiite

cattiite

dolomite

fluorapatite

pyroaurite

Images

Formula: Mg₃(PO₄)₂.22H₂O
Hydrated phosphate
Crystal System: Triclinic
Specific gravity: 1.65 measured, 1.64 calculated
Hardness: 2
Streak: White
Colour: Colourless
Environments

Carbonatites

Localities

At the type locality, the Kovdor Zheleznyi mine, Kovdor Massif, Murmansk Oblast, Russia, cattiite occurs as small massive aggregates and very small crystals in cavities in a dolomite carbonatite. Associated minerals include dolomite, bakhchisaraitsevite, nastrophite, magnetite, pyroaurite and carbonate-rich fluorapatite (Minrec 35.4.346).

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