Argentodufrénoysite, Dufrénoysite

Specimen ID: X98-495

Argentodufrénoysite : Ag3Pb26As35S80
Dufrénoysite : Pb2As2S5
Mindat locality:

Photo added to

Part of the large cotype found in 2011 in the easternmost and highest level of the quarry, in an atypical cleft filled with different massive sulfosalts. The cotype material consists of jordanite, Ag-bearing dufrénoysite and large aggregates of exsolved lamellae of argentodufrénoysite and Ag-bearing dufrénoysite. Photo M. Crumbach, coll. P. Roth.
Philippe Roth (2) - 12th November 2016
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