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Topaz

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PJM90233

Topaz

Ex J & S Mommers Collection

Description Tabs

Description
Locality: 
Darrah I Pech, Chapa Dara District, Kunar Province, Afghanistan
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.2 × 3.6 × 3.4 cm
Description

A single large gemmy, water clear, topaz with a hint of a cognac  hue. A nice hand sized specimen with some a matrix adhering to the base and free of any obvious damage. the prism faces are lustrous and the flat termination is slightly etched. The crystal weighs approximately 100 grams

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
Earthstones Australia

Seller Information

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All goods must be paid for prior to shipping, all bids are binding.