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Tourmaline Var Achroite With Pollucite

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MFM962404

Tourmaline Var Achroite With Pollucite

Description Tabs

Description
Locality: 
Shalman, Khyber District, Khyber Pakhtunkhwa Province, Pakistan
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 1.5 × 1 cm
Description

Nice gemmy well terminated colorless achroite crystals with beautiful small Pollucite crystals , nice rare specimen 

Mineral Data
What's on the rock

Tourmaline

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

Achroite

Variety Of: 

Tourmaline

Formula: 
A(D3)G6(T6O18)(BO3)3X3Z
Hardness: 
7
Hardness: 
0.0
Colour: 
Clear

Pollucite

Formula: 
(Cs,Na)2(Al2Si4O12)·2H2O
Strunz: 
9.GB.05
Hardness: 
6.5
Streak: 
white
Type Locality: 
La Speranza (Pisani's Quarry), San Piero in Campo, Campo nell'Elba, Elba Island, Livorno Province, Tuscany, Italy...