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Stilbite

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MGR806547

Stilbite

Classic Locality

Description Tabs

Description
Locality: 
Skálafjørđur, Eysturoy Island, Faroe Islands, Denmark
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
11 × 8.5 × 6 cm
Description

A really very eye-catching assemble - several aggregated of sparkling, small stilbite crystals attractively set in the center on green (celadonite) layer. Great contrast, fine quality and very rare material from Faroe islands.

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