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Halurgite

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SKY850180

Halurgite

Type Locality

Description Tabs

Description
Locality: 
Chelkar Salt Dome, Aksai Valley, Shalkar, Aktobe Province, Kazakhstan
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 2 × 1.3 cm
Description

White globular aggregate of the very rare Mg borate halurgite from the type and only known locality worldwide in Kazachstan.

Halurgite specimens on matrix like this one, are extremely rare in the mineral market !.

Ex Vandenbroucke Museum collection from Waregem, Belgium.

Mineral Data
What's on the rock

Halurgite

Formula: 
Mg2[B4O7]2·5H2O
Strunz: 
6.HA.35
Crystal System: 
Monoclinic
Hardness: 
0.0
Type Locality: 
Chelkar salt dome, Aksai Valley, Aktobe Province (Aqtöbe Oblysy; Aktubinskaya Oblast'), Kazakhstan...

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