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Topaz

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CR176847

Topaz

Description Tabs

Description
Locality: 
Isle of Lundy, Cornwall, United Kingdom
Size Range: 
Miniature (4.5-7 cm)
Size: 
6 × 5 × 3.5 cm
Description

A beautiful sharp and gemmy topaz crystal sitting on a bed of feldspar and smoky quartz crystals.

Ex R.W. Barstow collection, ex Armin Wendland collection

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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