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Stilbite On Adularia & Clinochlore

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CLB80532

Stilbite On Adularia & Clinochlore

Classic Locality

Description Tabs

Description
Locality: 
Hollersbach im Pinzgau, Zell am See District, Salzburg, Austria
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 4.4 × 1.5 cm
Largest Crystal: 
1.80cm
Description

Excellent cluster of white stilbite crystals on very good white adularia crystals up to 1.8 cm, on the backside on a bed of clinochlore crystals. Uncommonly collectible.

Mineral Data
What's on the rock

Stilbite

Synonym Of: 

Stilbite-Ca

Formula: 
NaCa4[Al9Si27O72]·nH2O
Strunz: 
9.GE.10
Hardness: 
3.5 - 4.0

Stilbite-Na

Formula: 
(Na,Ca,K)6-7[Al8Si28O72]·nH2O
Strunz: 
9.GE.10
Hardness: 
3.5 - 4.0
Hardness: 
3.5 - 4
Colour: 
White
Streak: 
White

Adularia

Formula: 
KAlSi3O8
Strunz: 
9.FA.30
Crystal System: 
Monoclinic
Hardness: 
6 Ortho - clase

Clinochlore

Formula: 
(Mg,Fe2+)5Al(AlSi3O10)(OH)8
Strunz: 
9.EC.55
Crystal System: 
Monoclinic
Hardness: 
2.0 - 2.5
Type Locality: 
Brinton's Quarry, West Chester, Westtown Township, Chester Co., Pennsylvania, USA...

Seller Information

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