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Topaz Var Pyknite With Zinnwaldite

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CLB112529

Topaz Var Pyknite With Zinnwaldite

Classic Locality

Description Tabs

Description
Locality: 
Altenberg, Erzgebirge, Saxony, Germany
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.1 × 8.4 × 6 cm
Description

My best pyknite specimen so far. With nice dark zinnwaldite. Pyknite is only known from Altenberg and the Czech Republic.

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

Pyknite

Variety Of: 

Topaz

Formula: 
Al2(SiO4)(F,OH)2
Strunz: 
9.AF.35
Hardness: 
8.0
Hardness: 
0.0
Streak: 
white

Seller Information

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