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Topaz

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SHS29671

Topaz

Description Tabs

Description
Locality: 
Topaz Mountain, Thomas Range, Juab County, Utah, United States of America
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.5 × 7.1 × 4.2 cm
Largest Crystal: 
0.60cm
Description

Smoky topaz crystals on matrix

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