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Prase Opal & Opal

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ESM539924

Prase Opal & Opal

Description Tabs

Description
Locality: 
Saryku-Boldy Deposit, Karkaraly, Karaganda Oblast, Kazakhstan
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
2.3 × 4.8 × 3.6 cm
Description

Green chrysoprase on a layer of white opal

Mineral Data
What's on the rock

Prase Opal

Variety Of: 

Opal

Formula: 
SiO2·nH2O
Strunz: 
4.DA.10
Hardness: 
5.5 - 6.5
Hardness: 
0.0

Opal

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