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Pentahydroborite

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SKY745338

Pentahydroborite

Rare Mineral

Description Tabs

Description
Locality: 
Solongo, Ozernoe Area, Buryatia Republic, Russian Federation
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.3 × 1.2 × 0.5 cm
Description

Colorless crystals of the rare borate mineral pentahydroborite from one of the few localities known worldwide.

Very rare for the locality.

Mineral Data
What's on the rock

Pentahydroborite

Formula: 
CaB2O(OH)6·2H2O
Strunz: 
6.BB.10
Hardness: 
2.5
Type Locality: 
Novofrolovskoye B-Cu deposit, Turjinsk, Turya river, Krasnoturjinsk (Bogolovsk; Krasnotur'insk; Krasnoturyinsk), Sverdlovskaya Oblast', Middle Urals, Urals Region, Russia...

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