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Ktenasite & Devilline

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UMM678368

Ktenasite & Devilline

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Description
Locality: 
Uranus Mine, Kleinrückerswalde, Annaberg-Buchholz, Erzgebirge, Saxony, Germany
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 4.5 × 2 cm
Weight: 
30.00gr
Description

This is a piece of gneiss with the minerals ktenasite crystals (green) , devilline crystals (blue) and gypsum (white) on the surface, (frontside and backside too).

The stone is full with wonderful crystal clusters.

 

Boxed with Label
Mineral Data
What's on the rock

Ktenasite

Formula: 
Zn(Cu,Zn)4(SO4)2(OH)6·6H2O
Strunz: 
7.DD.20
Crystal System: 
Monoclinic
Hardness: 
2.0 - 2.5
Type Locality: 
Jean Baptiste Mine, Kamariza Mines (Kamareza Mines), Agios Konstantinos [St Constantine] (Kamariza), Lavrion District Mines, Lavrion District (Laurion; Laurium), Attikí Prefecture (Attica; Attika), Greece

Devilline

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

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

Es gelten die allgemeinen Geschäftsbedingungen nach deutschem BGB.