Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Precious Opal

Views:
Watches:
NST715051

Precious Opal

Description Tabs

Description
Locality: 
Coober Pedy, Central North, South Australia, Australia
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
8 × 2.8 × 2 cm
Description

A vein of precious Opal showing mainly green and blue play of color.

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