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Opal Var Forcherite

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CLB544534

Opal Var Forcherite

Description Tabs

Description
Locality: 
Holzbrücken Mill, Ingering, Murtal District, Styria, Austria
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.7 × 5 × 2 cm
Description

Very good sample of the deep orange opal variety 'forcherite'. The color is caused by micro-inclusions of orpiment and realgar.

Mineral Data
What's on the rock

Opal

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

Forcherite

Variety Of: 

Opal

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

Seller Information

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