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Goosecreekite With Heulandite

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HEM656182

Goosecreekite With Heulandite

Description Tabs

Description
Locality: 
Nashik District, Maharashtra, India
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
3.4 × 3.8 × 4.8 cm
Weight: 
32.00gr
Description

Goosecreekite with Heulandite.

This specimen is from an old find of 1980.

Mineral Data
What's on the rock

Goosecreekite

Formula: 
Ca[Al2Si6O16]·5H2O
Strunz: 
9.GB.25
Hardness: 
4.5
Type Locality: 
New Goose Creek Quarry (Luck Company Quarry), Leesburg, Loudoun Co., Virginia, USA

Heulandite

Synonym Of: 

Heulandite-Ba

Formula: 
(Ba,Ca,K,Na,Sr)5Al9Si27O72·22H2O
Strunz: 
9.GE.05
Hardness: 
3.5

Heulandite-Ca

Formula: 
(Ca,Na)2-3Al3(Al,Si)2Si13O36·12H2O
Strunz: 
9.GE.05
Hardness: 
3.5 - 4.0

Heulandite-K

Formula: 
(K,Na,Ca)2-3Al3(Al,Si)2Si13O36·12H2O
Strunz: 
9.GE.05
Hardness: 
3.0 - 3.5

Heulandite-Na

Formula: 
(Na,Ca)2-3Al3(Al,Si)2Si13O36·12H2O
Strunz: 
9.GE.05
Hardness: 
3.0 - 3.5

Heulandite-Sr

Formula: 
(Sr,Na,Ca)2-3Al3(Al,Si)2Si13O36·12H2O
Strunz: 
9.GE.05
Hardness: 
3.0 - 3.5
Hardness: 
3 - 3.5
Colour: 
White
Streak: 
White

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