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Topaz

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MEX209689

Topaz

Classic Locality

Description Tabs

Description
Locality: 
O’Briens Creek, Mount Surprise, Queensland, Australia
Size Range: 
Thumbnail (1-3cm)
Size: 
2.1 × 1.3 × 0.9 cm
Description

Transparent topaz crystal with few color zones from an alluviel deposite.

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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