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Tourmaline

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ESM788639

Tourmaline

Description Tabs

Description
Locality: 
Minas Gerais, Minas Gerais, Brazil
Class: 
Crystal Group/Cluster
Size Range: 
Small cabinet (7-10 cm)
Size: 
8 × 7 × 3.5 cm
Description

Parallel grown fibrous green tourmaline crystals with pink colored sections and hair-like terminations

 

Mineral Data
What's on the rock

Tourmaline

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