Varulite

phosphate

hagendorfite

Formula: NaCaMn2+3(PO4)3
Anhydrous normal phosphate, alluaudite group, forms a series with hagendorfite
Specific gravity: 3.5
Hardness: 5
Streak: Greenish white
Colour: Dark olive-green
Environments

Pegmatites
Sedimentary environments

Varulite occurs in complex granite pegmatites, either as a primary mineral or as an alteration product of triphylitelithiophilite; it also occurs as nodules in shale. Alluaudite is an associated mineral (HOM).

Att the type locality, Varuträsk, Skellefte mining district, Västerbotten, Sweden, varulite occurs in a granite pegmatite (Mindat).

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