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Hyalite

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GMN693184

Hyalite

Description Tabs

Description
Locality: 
Kopasz Hill, Tállya, Zemplén Mountians, Borsod-Abaúj-Zemplén County, Hungary
Class: 
Crystal Group/Cluster
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.5 × 4.5 × 4.5 cm
Description

Very nice globular hyalite aggregates on dacite matrix. The best quality from this locality.

Video available.

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
Video

Hyalite from Tarcal

Seller Information

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