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Scolecite Apophyllite & Stilbite

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SLN175348

Scolecite Apophyllite & Stilbite

Description Tabs

Description
Locality: 
Chalisgaon, Jalgaon District, Maharashtra, India
Size Range: 
Cabinet (10-18 cm)
Size: 
6.8 × 10.8 × 6.9 cm
Largest Crystal: 
4.50cm
Description

Nice specimen with several curly aggregates of white acicular scolecite crystals in association with wonderful big pale green apophyllite crystals and creamy stilbite. The biggest crystal of apophyllite measures 4.5 X 2.3 cm

Mineral Data
What's on the rock

Scolecite

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

Apophyllite

Synonym Of: 

Fluorapophyllite-(K)

Formula: 
KCa4(Si8O20)(F,OH)·8H2O
Strunz: 
9.EA.15
Hardness: 
4.5 - 5.0

Fluorapophyllite-(Na)

Formula: 
NaCa4(Si8O20)F·8H2O
Strunz: 
9.EA.15
Hardness: 
4.0 - 5.0

Hydroxyapophyllite-(K)

Formula: 
KCa4(Si8O20)(OH,F)·8H2O
Strunz: 
9.EA.15
Hardness: 
4.0 - 5.0

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

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