author(s) : Lindberg, Pecora and De M.Barbosa
date of publication : 1953
source : Am.Min.(38) p.1126-1133
formula : Be2(PO4)(OH) 4H2O
comments about the origin : de M.Barbosa par Cassedanne 1969
This type specimen, kept in the Museum of Ecole des mines de Paris, has been indexed by Dr Guillemin.
(C) BRGM, ENSMP