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Tourmaline Var Indicolite

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ESM723047

Tourmaline Var Indicolite

Description Tabs

Description
Locality: 
Neuschwaben Farm 73, Karibib, Erongo Region, Namibia
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
2.7 × 4.8 × 3.8 cm
Description

A cluster of lustrous blue indigolite crystals

Mineral Data
What's on the rock

Tourmaline

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

Indicolite

Variety Of: 

Tourmaline

Formula: 
A(D3)G6(T6O18)(BO3)3X3Z
Hardness: 
7
Hardness: 
0.0