certainty of origin : Holotype.
author(s) : Johan, Pierrot, Schubnel and Permingeat
date of publication : 1970
source : Bull.Soc.Fr.Min.Crist.(93) p.545-549
formula : TlFe2S3
comments about the origin : Mission S.C.E.M. 1967
This type specimen, kept in the Museum of Ecole des mines de Paris, has been indexed by Dr Guillemin.
(C) BRGM, ENSMP