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Argentobaumhauerite

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HJZ599888

Argentobaumhauerite

Ex Richard Hauck Collection
New Mineral type

Description Tabs

Description
Locality: 
Quiruvilca Mine, Quiruvilca District, Santiago de Chuco Province, Libertad Department, Peru
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.5 × 4.1 × 1.6 cm
Description

What makes this piece special is the lustrous gray hutchinsonite crystals (best of the world, on this piece to 5mm) are on a contrasting marroon colored argentobaumhauerite (also the best of the world, better than Lengenbach quarry). A newly recognized mineral on this old piece of the 1980's.

As a bonus a big crudely formed orpiment crystal and disseminated pyrite.

Quiruvilca mine, Quiruvilca District, 80km E of Trujillo, Santiago de Chuco Province, La Libertad Department , Peru

 

Previous labels supplied (not photographed)
Mineral Data
What's on the rock

Argentobaumhauerite

Formula: 
Pb11Ag(As,Sb)18S36
Strunz: 
2/E.24-15
Crystal System: 
Monoclinic
Hardness: 
3
Colour: 
Steel grey
Type Locality: 
Lengenbach Quarry, Wallis, Switzerland

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