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Kovdorskite & Collinsite

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ESM893878

Kovdorskite & Collinsite

Description Tabs

Description
Locality: 
Kovdor Zheleznyi Mine, Kovdor Massif, Murmansk Oblast, Russian Federation
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 5 × 3 cm
Description

Clusters of colorless kovdorskite crystals on greyish collinsite

Mineral Data
What's on the rock

Kovdorskite

Formula: 
Mg2(PO4)(OH)·3H2O
Strunz: 
8.DC.22
Crystal System: 
Monoclinic
Hardness: 
4.0
Type Locality: 
Kovdor Zheleznyi Mine (Iron Mine), Kovdor Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...

Collinsite

Formula: 
Ca2(Mg,Fe2+)(PO4)2·2H2O
Strunz: 
8.CG.05
Hardness: 
3.0 - 3.5
Type Locality: 
Francois Lake phosphate occurrence, Francois Lake, Omenica Mining Division, British Columbia, Canada