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Benitoite & Natrolite

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VCV174558

Benitoite & Natrolite

Description Tabs

Description
Locality: 
Benitoite Mine, San Benito County, California, United States of America
Size Range: 
Thumbnail (1-3cm)
Size: 
1.5 × 1.8 × 1.4 cm
Largest Crystal: 
1.00cm
Description

A superb thumbnail consisting of sharp translucent blue crystals of benitoite on contrasting white natrolite.

Classic piece!

Mineral Data
What's on the rock

Benitoite

Formula: 
BaTi(Si3O9)
Strunz: 
9.CA.05
Crystal System: 
Hexagonal
Hardness: 
6.0 - 6.5
Type Locality: 
California State Gem Mine (Dallas Gem Mine; Benitoite Mine; Benitoite Gem Mine; Gem Mine), Dallas Gem Mine area, San Benito River headwaters area, New Idria District, Diablo Range, San Benito Co., California, USA

Natrolite

Formula: 
Na2Al2Si3O10·2H2O
Strunz: 
9.GA.05
Hardness: 
5.0 - 5.5
Streak: 
White
Type Locality: 
Hohentwiel, Singen, Hegau, Baden-Württemberg, Germany
Vic's Vugh Minerals