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Topaz Elbaite & Cleavelandite

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SCH95660

Topaz Elbaite & Cleavelandite

Description Tabs

Description
Locality: 
Chutran, Basha Valley, Skardu District, Gilgit-Baltistan, Pakistan
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.3 × 3.8 × 3.7 cm
Description

A gem-clear pristine doubly-terminatec topaz aesthetically resting on cleavelandite matrix with a pair of biterminated bic-olor elbaite crystals.

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

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...

Cleavelandite

Variety Of: 

Albite

Formula: 
NaAlSi3O8
Strunz: 
9.FA.35
Hardness: 
6.0 - 6.5
Hardness: 
0.0
schani

Seller Information

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