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Albite & Carlosturanite

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BGM558014

Albite & Carlosturanite

Type Locality

Description Tabs

Description
Locality: 
Auriol Mine, Casteldelfino, Cuneo Province, Piedmont, Italy
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
4 × 7 × 8 cm
Largest Crystal: 
1.00cm
Weight: 
437.00gr
Description

Matrix covered in 1cm thick layer of fibrous masses of carlosturanite. On top a layer of brilliant, white to greenish albite crystals up 1cm.

Rare mineral from the type locality.

Ex. collection Elena Gullino.

With original label (not photographed)

Mineral Data
What's on the rock

Albite

Formula: 
NaAlSi3O8
Strunz: 
9.FA.35
Crystal System: 
Triclinic
Hardness: 
6.0 - 6.5
Streak: 
White
Type Locality: 
Finnbo (Finbo), Falun, Dalarna, Sweden

Carlosturanite

Formula: 
(Mg,Fe,Ti)21(Si,Al)12O28(OH)34•H2O
Strunz: 
9.DJ.25
Hardness: 
2.5
Type Locality: 
Auriol Mine, Sampeyre, Varaita Valley, Cuneo Province, Piedmont, Italy

Seller Information

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