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Gahnite

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CR135568

Gahnite

Description Tabs

Description
Locality: 
Okahua Farm 418, Windhoek Rural, Khomas Region, Namibia
Size Range: 
Small cabinet (7-10 cm)
Size: 
8 × 6.5 × 5.5 cm
Description

A good cluster of large black gahnite crystals from Namibia.

Ex A. Binger collection

Mineral Data
What's on the rock

Gahnite

Formula: 
ZnAl2O4
Strunz: 
4.BB.05
Crystal System: 
Isometric
Hardness: 
7.5 - 8.0
Streak: 
Grey
Type Locality: 
Falun mine, Falun, Dalarna, Sweden