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Pierrotite - Jas Roux, La Chapelle-en-Valgaudemar (La Chapelle-en-Valgaudémar), Hautes-Alpes, Provence-Alpes-Côte d'Azur, France (TYPE LOCALITY) (#:MINS7669)

Dark gray metallic Pierrotite in sub-mm crystals with realgar in association from the type locality.

Formula :
Tl2As4Sb6S16
System: orthorhombic Hardness:3½ Rarity:very rare
Strunz id:II/E.14-30 - SULFIDES
Name origin: Named in 1970 by Claude Guillemin, Zdeněk Johan, Claude P. Laforêt, Paul Picot in honor of French mineralogist, Roland Pierrot (1930-1998). He was Head of the Mineralogy Department and General Secretary of the National Geographical Service at BRGM (French Geological Survey)

Specimen weight:6 gr.
Crystal size:Sub-mm
Overall size: 20mm x 13 mm x 22 mm

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Pierrotite - Jas Roux, La Chapelle-en-Valgaudemar (La Chapelle-en-Valgaudémar), Hautes-Alpes, Provence-Alpes-Côte d'Azur, France (TYPE LOCALITY)

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