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Tunellite

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DLN125725

Tunellite

Classic Locality

Description Tabs

Description
Locality: 
Boron, Kern County, California, United States of America
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 3 × 0.2 cm
Description

Nice and big arrowed crystal of this rare strontium borate from a classic locality in California for unusual borates. Only nine minerals are known to contain B and Sr, so it is a rarity! This one is the only affordable one.
NOTE.Shipping costs are intended for Certified Mail. If you prefer the cheaper ordinary mail, please ask.

Mineral Data
What's on the rock

Tunellite

Formula: 
SrB6O9(OH)2·3H2O
Strunz: 
6.FC.05
Hardness: 
2.5
Type Locality: 
U.S. Borax Mine (Pacific West Coast Borax; Pacific Coast Borax Co.; Boron Mine; U.S. Borax and Chemical Corp.; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
DLN Minerals

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