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Topaz With Tourmaline Inclusions

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KRM745517

Topaz With Tourmaline Inclusions

Description Tabs

Description
Locality: 
Kukh-i-Lal, Pyandzh Valley, Gorno Badakhshan, Tajikistan
Class: 
Single Crystal
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1.3 × 1 cm
Description

A very good unusual well terminated gemmy lustrous topaz crystal with beautiful touramaline inclusion , this crystal I got through a friend 10 years ago , who used to bring spinel from Tajikistan , very nice captivating example specimen .

Mineral Data
What's on the rock

Topaz

Formula: 
Al2(SiO4)(F,OH)2
Strunz: 
9.AF.35
Crystal System: 
Orthorhombic - Dipyramidal
Hardness: 
8.0
Streak: 
White

Tourmaline

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