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0 item @ $0.00  

Collinsite on Dolomite

#PD40477

Collinsite on Dolomite

#PD40477
Availability
Sold
Size
3.5 x 3 x 1.5 cm - Miniature 
Formula
Ca2Mg(PO4)2·2H2O (RRUFF)
Locality
Iron mine, Kovdor Massif, Kola Peninsula, Russia
Tagged
phosphate , pegmatite mineral

Collinsite is typically a pegmatite mineral. This locality is vague of course and refers to a large alkaline ultra basic massif of the Kola Peninsula.  The Collinsite here is a compact off-white aggregate.

Collinsite

Formula
Ca2Mg(PO4)2·2H2
Crystal System
Triclinic 
Cleavage
Perfect, Perfect, None 
Luster
Silky 
Color
colorless, white, light brown 
Streak
white 
Class
Triclinic - Pinacoidal 
Fracture
Brittle 
Hardness
3-3.5 

Data courtesy of Webmineral.

Collection
Phillips Collection

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