author(s) : Johan and Hak
date of publication : 1959
source : Chem.Erde (20) p.49
formula : Cu4As3
comments about the origin : obtenu par Phan 1965 No18646
This type specimen, kept in the Museum of Ecole des mines de Paris, has been indexed by Dr Guillemin.
(C) BRGM, ENSMP