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Tourmaline

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Watches:
MGR719755

Tourmaline

Description Tabs

Description
Locality: 
Cruzeiro Mine, Doce Valley, Minas Gerais, Brazil
Class: 
Single Crystal
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.8 × 0.9 × 0.7 cm
Description

A huge crystal with very interesting colour tones. The left handside is mostly green with a small blue area below the endpoint. The right handside shows intense red colour, the crystal also shows a red cap. The faces are very glossy all around. Photos were done with moderat backlight.

Mineral Data
What's on the rock

Tourmaline

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