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Johillerite

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SKY552467

Johillerite

Type Locality

Description Tabs

Description
Locality: 
Tolbachik Volcano, Kamchatka Krai, Russian Federation
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1 × 0.8 × 0.5 cm
Description

Violet crystals of the very rare mineral johillerite from one of the only three known localities worldwide, being this one from the famous Tolbachik volcano. Johillerite is a Na-Mg-Cu arsenate.

Don't miss the opportunity to get this rare mineral, rarely seen in the mineral market.

Mineral Data
What's on the rock

Johillerite

Formula: 
Na(Mg,Zn)3Cu(AsO4)3
Strunz: 
8.AC.10
Hardness: 
3.0
Colour: 
Violet
Streak: 
White
Type Locality: 
Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto Region (Oshikoto), Namibia

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