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Stilbite

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CAM152585

Stilbite

Description Tabs

Description
Locality: 
Streymoy Island, Faroe Islands, Denmark
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.5 × 6.2 × 2.3 cm
Largest Crystal: 
0.80cm
Description

A very fine stilbite specimen from the Faroe Islands with a rich coverage of white stilbite crystals up to 8 mm on matrix, associated with some thomsonite crystals and some gyrolite sprays

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
Cartils Minerals

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