author(s) : Williams
date of publication : 1963
source : Am.Min. (48) p. 614-619
formula : Cu(OH,Cl)2 3H2O
comments about the origin : Envoi de Williams au SCEM en 1963
catalog number(s) : 14075
This type specimen, kept in the Museum of Ecole des mines de Paris, has been indexed by Dr Guillemin.
(C) BRGM, ENSMP