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Stilbite

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BCK762963

Stilbite

Classic Locality

Description Tabs

Description
Locality: 
Big Rock Quarry, Granite Mountain, Little Rock, Pulaski County, Arkansas, United States of America
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.3 × 5.7 × 3.8 cm
Description

You are bidding on a large sample with beautiful, bright orange clusters of stilbite in cavities in syenite from the Big Rock Quarry. Very vuggy sample that could easily be trimmed into multiple specimens. 

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

Seller Information

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