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Volborthite

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CR198517

Volborthite

with antique label
Type Locality

Description Tabs

Description
Locality: 
Sofronovskii Mine, Yugovskii Zavod, Perm', Perm Krai, Russian Federation
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.5 × 2.3 × 1.3 cm
Description

This is a very old specimen from the famous Gustav Flink collection.

Typical yellow-green volborthite crystals on matrix from the type locality

With fantastic old label - ex Rijksmuseum Stockholm - acquired 1889 !

Mineral Data
What's on the rock

Volborthite

Formula: 
Cu3(V2O7)(OH)2·2H2O
Strunz: 
8.FD.05
Hardness: 
3.5
Type Locality: 
Sofronovskii Cu Mine, Yugovskii Zavod, Perm', Permskaya Oblast', Middle Urals, Urals Region, Russia...