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Topaz

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CR664184

Topaz

Gem Crystal

Description Tabs

Description
Locality: 
Klein Spitzkopje, Karibib, Erongo Region, Namibia
Class: 
Single Crystal
Size Range: 
Thumbnail (1-3cm)
Size: 
2.3 × 2 × 1.6 cm
Description

4 gemmy topaz crystals from Dr. Maucher collection with two old labels.

Note: The given size is the size of the larges crystal

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