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Dufrenoysite - Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland (Type Locality) (#:MINS7957)

Group of elongated and fascicolated gray-metallic crystals of Dufrenoysite up to 1,0 cm long on dolomite matrix.A classic.

Formula :
Pb2As2S5

System: monoclinic Hardness:3 Rarity:rare
Strunz id:II/E.18-10 - SULFIDES
Name origin: Named by Augustin Alexis Damour in 1845 in honor of Ours Pierre Armand Petit Dufrenoy [September 5, 1792 Sevran, Seine-et-Oise, France - March 20, 1857 Paris, France], Professor of Mineralogy in the École des Mines, Paris. The mineral dufrénite is also named in his honor.

Specimen weight:45 gr.
Crystal size:up to 1,0 cm
Overall size: 48mm x 37 mm x 22 mm

Our Price:€ 35,00






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Dufrenoysite - Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland (Type Locality)


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