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Köttigite

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SHS714445

Köttigite

ex. dealer stock Peter Bosse (Kassel/Germany)

Description Tabs

Description
Locality: 
Wilhelm Mine, Nentershausen, Kassel Region, Hesse, Germany
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1.7 × 0.6 cm
Description

Koettingite crystals on matrix

Mineral Data
What's on the rock

Köttigite

Formula: 
Zn3(AsO4)2·8H2O
Strunz: 
8.CE.40
Crystal System: 
Monoclinic Prismatic crystals or crusts
Hardness: 
2.5 - 3.0
Type Locality: 
Daniel Mine (St. Daniel Mine), Neustädtel, Schneeberg District, Erzgebirge, Saxony, Germany