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Köttigite On Siderite

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GMB536516

Köttigite On Siderite

Description Tabs

Description
Locality: 
Marienberg, Erzgebirge, Saxony, Germany
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
3 × 5 × 2 cm
Description

On sideritic matrix with skutterudite and arsenic percehs in a vug a ball of Köttigite. Very beautiful under magnification.

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

Siderite

Formula: 
FeCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.5
Streak: 
White

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For payment within EU money transfer is preferred:

SWIFT/BIC-Code: WELADED1FGX

IBAN: DE49 870520004111076110

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