Bario-olgite

bario-olgite

villiaumite

natrosilite

vuonnemite

Images

Formula: Na(Na,Sr,Ce)2Ba(PO4)2
Anhydrous normal phosphate
Specific gravity: 4
Hardness: 4 to 4½
Streak: White
Colour: Light green
Common impurities: Sr,La,Ce,Ca,K,Mn,Si
Mildly RADIOACTIVE
Environments

Pegmatites

At the type locality, the Palitra pegmatite, Kedykverpakhk Mountain, Lovozero Massif, Murmansk Oblast, Russia, bario-olgite occurs associated with vuonnemite, villiaumite, ussingite, sodalite, serandite, natrosilite, manaksite, chkalovite and aegirine (Mindat).

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