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Topaz

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CR537620

Topaz

Gem Crystal

Description Tabs

Description
Locality: 
Klein Spitzkopje, Karibib, Erongo Region, Namibia
Class: 
Single Crystal
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.5 × 6 × 5 cm
Description

A very large, gem quality silver topaz crystal with very good terminations and fantastic clarity that could be cut for jewellery.

Ex Walter Rieger 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
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