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Tourmaline In Quartz

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BMM706517

Tourmaline In Quartz

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Description
Locality: 
Stak Nala, Gilgit-Baltistan, Pakistan
Class: 
Single Crystal
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.2 × 3.2 × 2.9 cm
Description

This specimen is very unusual: a green transparent tourmaline has grown across in a quartz crystal. About 1 cm has grown out of the quartz crystal and is freely visible. The tourmaline is well terminated and undamaged. The double-terminated quartz crystal is crystallized as a scepter and as Fensterquartz! The quartz measures 6.3 cm; the tourmaline measures 4.2 cm.

Mineral Data
What's on the rock

Tourmaline

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

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White

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10
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Start 09 Mar 18:00
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Shipping Information

Postage Area Price
Austria
5
EU
14
Rest of Europe
18
North America
20
Rest of World
24

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