The Mineral Sartorite Named after Wolfgang

General Sartorite Information
Chemical Formula:         PbAs2S4
Composition:         Molecular Weight = 4,479.49 gm
                     Thallium 6.39 % Tl
                     Antimony 1.36 % Sb
                     Arsenic 29.27 % As
                     Lead 37.93 % Pb
                     Sulfur 25.05 % S
                     ______
                     100.00 %
Empirical Formula:         Pb8.2Tl1.4As17.5Sb0.5S35
Environment:         Most common sulfosalt at the Binntal prospect.
IMA Status:            Valid Species (Pre-IMA) 1868
Locality:         Lengenbach, Binntal, Valais (Wallis), Switzerland.
Name Origin:         Named for Sartorius von Walterhausen (1809-1876),
German geologist who first mentioned the species.
Synonym:       ICSD 15464
             PDF Nov-76
             Scleroclase
             Skleroklas