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Topaz On Quartz

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RAF638902

Topaz On Quartz

Gem Crystal

Description Tabs

Description
Locality: 
Klein Spitzkopje, Karibib, Erongo Region, Namibia
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 4 × 2.5 cm
Largest Crystal: 
3.20cm
Weight: 
60.00gr
Description

A unique specimen of topaz on quartz crystals that came out from Klein Spitzkopje. Light contact marks on the quartz tip but a fabulous 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

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White
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