certainty of origin : Holotype.
author(s) : Guillemin, Johan, Laforet and Picot
date of publication : 1970
source : Bull.Soc.Fr.Min.Crist.(93) p.66-71
formula : Tl2(Sb,As)10 S17
comments about the origin : Mission S.C.E.M. 1968
This type specimen, kept in the Museum of Ecole des mines de Paris, has been indexed by Dr Guillemin.
(C) BRGM, ENSMP