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Topaz On Feldspar

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CR47719

Topaz On Feldspar

Description Tabs

Description
Locality: 
Klein Spitzkopje, Karibib, Erongo Region, Namibia
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.5 × 6 × 3.8 cm
Largest Crystal: 
1.50cm
Description

Sharp gemmy topaz crystals on feldspar - very beautiful old time specimen.

Mineral Data
What's on the rock

Topaz

Formula: 
Al2(SiO4)(F,OH)2
Strunz: 
9.AF.35
Crystal System: 
Orthorhombic - Dipyramidal
Hardness: 
8.0
Streak: 
White

Feldspar

Group Parent: 
Feldspar Group
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