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Kurnakovite

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MNT131694

Kurnakovite

ex Dr. F. Krantz (GER)
Classic Locality

Description Tabs

Description
Locality: 
Boron, Kern County, California, United States of America
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.4 × 4.5 × 3.5 cm
Description

A nice and quite large crystal (incomplete) of the rare borate kurnakovite from the famous Boron deposit. With Krantz label.

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...

Seller Information

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Seller's terms and conditions

Terms & Conditions

Thank you for your interest in my offers! Payment is possible via Paypal, bank transfer or cash if you pick up the item(s) personally. Bank data will be provided after settling the auction/transaction(s) if needed.

In case you are not happy with a specimen, you may send it back within 4 weeks. After receipt, i will refund the price minus shipping costs. Please inform me before sending an item back. If you have any questions (or maybe complaints) please feel free to contact me.

Best regards Roger