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Hyalite

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SHS768521

Hyalite

Description Tabs

Description
Locality: 
Valeč, Doupov, Karlovy Vary Region, Czech Republic
Class: 
Massive/Crystalline
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.6 × 5.5 × 4 cm
Description

Nice hyalite on matrix

Mineral Data
What's on the rock

Hyalite

Variety Of: 

Opal

Formula: 
SiO2·nH2O
Strunz: 
4.DA.10
Hardness: 
5.5 - 6.5
Formula: 
SiO2·nH2O
Hardness: 
5.5 - 6.5
Streak: 
white