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Kurnakovite

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SHS19177

Kurnakovite

Ex John Seibel (Tehachapi California)

Description Tabs

Description
Locality: 
U S Borax Mine, Boron, Kern County, California, United States of America
Size Range: 
Cabinet (10-18 cm)
Size: 
13 × 11.5 × 10.6 cm
Largest Crystal: 
13.00cm
Description

Large gray kurnakovite crystal

Mineral Data
What's on the rock

Kurnakovite

Formula: 
MgB3O3(OH)5·5H2O
Strunz: 
6.CA.20
Hardness: 
2.5 - 3.0
Streak: 
White
Type Locality: 
Deposit No. 33, Inder B deposit and salt dome, Atyrau (Gur'yev), Atyrau Province (Atyrau Oblysy; Atyrau Oblast'), Kazakhstan...