author(s) : Deans and Mc Connell
date of publication : 1955
source : Min.Mag. (30) p.681
formula : CaMg(PO4)F
comments about the origin : Deans 1979
This type specimen, kept in the Museum of Ecole des mines de Paris, has been indexed by Dr Guillemin.
(C) BRGM, ENSMP