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Opal

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PCZ548910

Opal

Description Tabs

Description
Locality: 
Herľany, Košice County, Košice Region, Slovakia (Slovak Republic)
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 3 × 3 cm
Description

A beautiful specimen of ritch orange/brown opal with attractive dendrites. The display face is highly polished. From an uncommonly offered but classic opal locality.

Mineral Data
What's on the rock

Opal

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