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Tourmaline

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GND31255

Tourmaline

Description Tabs

Description
Locality: 
Ravensthorpe Shire, Western Australia, Australia
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.7 × 3.5 × 4.6 cm
Largest Crystal: 
6.70cm
Description

An unusual large blue-grey opaque non terminated tourmaline crystal from this interesting pegmatite locality. The main crystal is accompanied by many smaler ones in a quartz matrix.

Mineral Data
What's on the rock

Tourmaline

Formula: 
A(D3)G6(T6O18)(BO3)3X3Z
Crystal System: 
Trigonal
Hardness: 
7
Gondwana Minerals
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