author(s) : Wells
date of publication : 1889
source : Am.Journ.Sci.(37) p.67
formula : PtAs2
comments about the origin : coll.generale NoM5488(1) offert a Mallard par Wells et Penfield (partie de l'echantillon original ?)
catalog number(s) : 5289
This type specimen, kept in the Museum of Ecole des mines de Paris, has been indexed by Dr Guillemin.
(C) BRGM, ENSMP