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Precious Opal

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PDM759072

Precious Opal

Classic Locality

Description Tabs

Description
Locality: 
Coober Pedy, Central North, South Australia, Australia
Class: 
Crystal Group/Cluster
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 1.5 × 1.5 cm
Description

Translucent precious opal with multicoloured reflexes. The surfaces are partially cut and polished to enhance the colourful iridescence.

Ex. J Muizebelt specimen.

Mineral Data
What's on the rock

Precious Opal

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

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