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Topaz

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Topaz

Classic Locality

Description Tabs

Description
Locality: 
Thomas Range, Juab County, Utah, United States of America
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.7 × 3.5 × 3 cm
Largest Crystal: 
2.00cm
Description

A single beige crystal of Topaz perched on top of its Rhyolite matrix. The excellent position of this crystal makes it an great display specimen and due to the proximity and support of the matrix it is quite clear that this specimen has never been repaired. 

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
Silmarils Minerals