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Devilline & Gypsum

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UMM705951

Devilline & Gypsum

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Description Tabs

Description
Locality: 
Uranus Mine, Kleinrückerswalde, Annaberg-Buchholz, Erzgebirge, Saxony, Germany
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
6 × 4 × 3 cm
Largest Crystal: 
0.10cm
Description

Devilline and Gypsum on Gneise.

Wonderfull blue crystalls of Devilline

The mineral was analysed per EDX. (Dr. Bär/ Bad Elster)

It comes from the old Uranium- and Silvermine "Uranus" near Annaberg Buchholz / Saxony.(" Letzte Hoffnung" vein)

 

Boxed with Label
Mineral Data
What's on the rock

Devilline

Formula: 
CaCu4(SO4)2(OH)6·3H2O
Strunz: 
7.DD.30
Crystal System: 
Monoclinic
Hardness: 
2.5
Type Locality: 
Cornwall, England, UK

Gypsum

Formula: 
CaSO4·2H2O
Strunz: 
7.CD.40
Hardness: 
2.0
Streak: 
White.

Seller Information

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Es gelten die allgemeinen Geschäftsbedingungen nach deutschem BGB.