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Zeunerite

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SYA591835

Zeunerite

ex Ernst J. Fröbe (1851 - 1921) collection
Radioactive

Description Tabs

Description
Locality: 
Breitenbrunn, Erzgebirge, Saxony, Germany
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
8 × 6 × 3 cm
Description

Green zeunerite crystals on limonite/quartz matrix.

Found about 1900.

Specimen from the historic collection of the mining director Ernst Julius Fröbe ( 1851 - 1921) from Schwarzenberg, Saxony.

Comes with a copy of his original label.

Please take note of the article about the discovery of the Fröbe collection in LAPIS 11 / 2016.

Mineral Data
What's on the rock

Zeunerite

Formula: 
Cu(UO2)2(AsO4)2·12H2O
Strunz: 
8.EB.05
Crystal System: 
Tetragonal
Hardness: 
2.5
Type Locality: 
Walpurgis Flacher vein, Weißer Hirsch Mine (Shaft 3), Neustädtel, Schneeberg District, Erzgebirge, Saxony, Germany

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