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Benitoite

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RSL808448

Benitoite

Description Tabs

Description
Locality: 
California State Gem Mine, San Benito County, California, United States of America
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 4.1 × 3.6 cm
Largest Crystal: 
1.60cm
Description

Very good size crystal of benitoite, a rare barium and titanium silicate, rich in faces, highlighting those of the trigonal dypraramid, together with those of the hexagonal dypyramid and the pinacoidal faces. Intense color and translucent. It has a small dent in one edge, common in these specimens without affecting the aesthetics of the specimen. On matrix.

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