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Niocalite

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PJM54176

Niocalite

Type Locality

Description Tabs

Description
Locality: 
Oka Complex, Oka, Laurentides, Québec, Canada
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.1 × 4.2 × 1.7 cm
Largest Crystal: 
0.90cm
Description

Yellowish brown prismatic crystals of niocalite from the type locality at the Quebec Columbium Ltd. Property, Oka, Oka complex, Deux-Montagnes Co., Québec, Canada. The niocalcite is in a carbonatite matrix with small black perovskite crystals

Mineral Data
What's on the rock

Niocalite

Formula: 
(Ca,Nb)4(Si2O7)(O,OH,F)2
Strunz: 
9.BE.17
Hardness: 
6.0
Type Locality: 
Bond zone (Quebec Columbium Ltd. and Columbium Mining Products properties), Oka complex, Oka, Deux-Montagnes RCM, Laurentides, Québec, Canada
Earthstones Australia

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