author(s) : Moore, Irving and Kampf
date of publication : 1975
source : Am.Min.(60) p.957
formula : (Sr,Ca)2 Al(PO4)2 (OH)
comments about the origin : Moore 1973
This type specimen, kept in the Museum of Ecole des mines de Paris, has been indexed by Dr Guillemin.
(C) BRGM, ENSMP