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Scolecite With Stilbite

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PCZ187506

Scolecite With Stilbite

Description Tabs

Description
Locality: 
Momin Akhada, Rahuri, Ahmednagar District, Maharashtra, India
Size Range: 
Cabinet (10-18 cm)
Size: 
11.5 × 9.5 × 5 cm
Description

Balls of radiating, snow white scolecite enveloping sprays of pink stilbite. A few little windows through the scolesite to the stilbite below adds interest. A nice example of the association from a classic locality.

Mineral Data
What's on the rock

Scolecite

Formula: 
CaAl2Si3O10·3H2O
Strunz: 
9.GA.05
Hardness: 
5.0 - 5.5
Streak: 
white

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
Peter Crozier Minerals