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Robinsonite & Zinkenite

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WND836439

Robinsonite & Zinkenite

Rare Minerals - Ex Dr. Günther Grundmann Collection
Classic Locality

Description Tabs

Description
Locality: 
Malé Železné, Partizánska Lupča, Liptovský Mikuláš County, Zilina Region, Slovakia (Slovak Republic)
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.5 × 3.7 × 2.4 cm
Description

This is a superrare, classic ore sample. Fibrous, highly metallic lustrous, almost silvery crystals of rare Robinsonite richly perched on matrix. They are accompanied by steel-gray grains of Zinkenite. A top specimen for the localitym,- typical for Dr. Grundmann specimens. Comes with the original label.

Mineral Data
What's on the rock

Robinsonite

Formula: 
Pb4Sb6S13
Strunz: 
2.HC.20
Hardness: 
2.5 - 3.0
Colour: 
Lead-gray
Streak: 
Gray
Type Locality: 
Red Bird Mine, Lovelock, Antelope District, Pershing Co., Nevada, USA

Zinkenite

Formula: 
Pb9Sb22S42
Strunz: 
2.JB.35a
Crystal System: 
Hexagonal
Hardness: 
3.0 - 3.5
Type Locality: 
Graf Jost-Christian Mine, Wolfsberg, Stolberg, Harz, Saxony-Anhalt, Germany
Wendel Minerals

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