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Columbite-(Fe)

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MCP721817

Columbite-(Fe)

Description Tabs

Description
Locality: 
Madagascar
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
3.8 × 4.5 × 3 cm
Largest Crystal: 
4.50cm
Description

A nice group of black, lustrous, rather sharp ferrocolumbite skeletal crystals up to 45 mm across with no matrix from Madagascar. 

Mineral Data
What's on the rock

Columbite-(Fe)

Formula: 
FeNb2O6
Strunz: 
4.DB.35
Hardness: 
6.0
Type Locality: 
Green's Well pegmatite (Green's Tank), Pilgangoora, Wallareenya Station, Port Hedland Shire, Western Australia, Australia...

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