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Elbaite Var Tourmaline

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MFM998063

Elbaite Var Tourmaline

Description Tabs

Description
Locality: 
Stak Nala, Gilgit-Baltistan, Pakistan
Class: 
Single Crystal
Size Range: 
Thumbnail (1-3cm)
Size: 
1.8 × 0.7 × 0.8 cm
Description

Presenting this bi colour Tourmaline from stak nala. Undamaged , nice aesthetic specimen from the locality 

Mineral Data
What's on the rock

Elbaite

Formula: 
Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Strunz: 
9.CK.05
Hardness: 
7.5
Streak: 
White
Type Locality: 
Fonte del Prete, San Piero in Campo, Campo nell'Elba, Elba Island, Livorno Province, Tuscany, Italy...

Tourmaline

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