author(s) : Sorensen, Semenov, Bessmertnaja and Khalezova
date of publication : 1968
source : Zap.Vses.Min.Obsch.(98) p.716
formula : Cu2(Sb,Tl)
comments about the origin : etiquette Museum of the University of Copenhagen ech.1978 (metatype)
This type specimen, kept in the Museum of Ecole des mines de Paris, has been indexed by Dr Guillemin.
(C) BRGM, ENSMP