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Tourmaline

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MGR792784

Tourmaline

Description Tabs

Description
Locality: 
Teixerinha Mine, Itinga, Minas Gerais, Brazil
Class: 
Single Crystal
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.2 × 1.1 × 0.5 cm
Description

Superb quality! It is flawless, there are no cracks or inclusions and the transparency is like glass - it didn´t need any backlight, photographed under daylight! The crystal shows intense green tones and sky-blue color in the upper quarter. The pyramidal end-points makes it even more special!

Mineral Data
What's on the rock

Tourmaline

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