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Maucherite & Nickeline

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CR521281

Maucherite & Nickeline

Rare Mineral

Description Tabs

Description
Locality: 
Eisleben, Mansfeld Basin, Saxony - Anhalt, Germany
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 3.5 × 3.3 cm
Description

A rare, very rich solid specimen of metallic-bright, brassy, hexagonal nickeline crystals to 3 mm nicely accented with lustrous sharp tabular maucherite crystals and baryte on this fine, old-time piece from Eisleben, Germany.  

Mineral Data
What's on the rock

Maucherite

Formula: 
Ni11As8
Strunz: 
2.AB.15
Hardness: 
5.0
Streak: 
dark grey
Type Locality: 
Eisleben, Mansfeld Basin, Saxony-Anhalt, Germany

Nickeline

Formula: 
NiAs
Strunz: 
2.CC.05
Crystal System: 
Hexagonal
Hardness: 
5.0 - 5.5