Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Hydroboracite On Anhydrite

Views:
Watches:
CLB135268

Hydroboracite On Anhydrite

ex coll. Dr. Krassmann
New Discovery

Description Tabs

Description
Locality: 
Kohnstein Quarry, Niedersachswerfen, Nordhausen District, Thuringia, Germany
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.5 × 5.5 × 3.9 cm
Largest Crystal: 
3.50cm
Description

Colorless crystals of hydroboracite on anhydrite. From the new find 2011/2012 - published in ‘Le Règne Minéral’ - maybe the best crystals of this species ever.

Mineral Data
What's on the rock

Hydroboracite

Formula: 
CaMg[B3O4(OH)3]2·3H2O
Strunz: 
6.CB.15
Hardness: 
2.0
Type Locality: 
Inder B deposit and salt dome, Atyrau (Gur'yev), Atyrau Province (Atyrau Oblysy; Atyrau Oblast'), Kazakhstan...

Anhydrite

Formula: 
CaSO4
Strunz: 
7.AD.30
Crystal System: 
Orthorhombic
Hardness: 
3.0 - 3.5
Type Locality: 
Salt mine, Hall valley, Hall, Innsbruck, Inn valley, North Tyrol, Tyrol, Austria

Seller Information

Payment options: offline, paypal_wpp, paypal_wps