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Tourmaline

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MGR641508

Tourmaline

Description Tabs

Description
Locality: 
Nyet Bruk, Braldu Valley, Skardu, Gilgit-Baltistan, Pakistan
Class: 
Single Crystal
Size Range: 
Thumbnail (1-3cm)
Size: 
2.7 × 1 × 0.6 cm
Description

A lustrous, sharp terminated and end-pointed crystal! It is dark blue at the lower thrid and becomes lighter up to the top.

So you can see various steps of blue tones. Hard to photograph, much better in person. Should be high ranked for the rare and uncommon locality.

Mineral Data
What's on the rock

Tourmaline

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