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Opal

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KOV761400

Opal

Description Tabs

Description
Locality: 
Quilpie, Quilpie Shire, Queensland, Australia
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.8 × 5.4 × 3.7 cm
Weight: 
183.25gr
Description

Massive chunk of Boulder Opal (183 gram) with 6cm longest vein in boulder. Colors: mainly blue, with green stripes and a 5mm red flash on one end. Cut and polished, ready for display.

Mineral Data
What's on the rock

Opal

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