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Stilbite

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PJM112884

Stilbite

Description Tabs

Description
Locality: 
Prospect Quarry, Prospect, Cumberland County, New South Wales, Australia
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.7 × 3.9 × 3.5 cm
Description

A large offwhite wheatsheaf cluster of stilbite crystals on further clusters of stilbite and calcite from the Prospect Quarry in the western suburbs of Sydney.

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
Earthstones Australia

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