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Calcite With Stilbite

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MGR800430

Calcite With Stilbite

Description Tabs

Description
Locality: 
Aurangabad District, Maharashtra, India
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 2.8 × 3 cm
Description

A wonderful single crystal - sharp terminated with framing of second generation along all modified edges and as special feature: one reddish stilbite lying horizontal at the lower base. All faces are glossy with amazing texture, complete all around, no significant damages to report.

Mineral Data
What's on the rock

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
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