author(s) : Balenzano, Dell'Anna and Di Pierro
date of publication : 1975
source : Neues Jahrb. fuer Min. Monatsch. p.49-57
formula : H6K3Al5(PO4)8 13H2O
comments about the origin : Balenzano,Dell'Anna et Di Pierro 1976 ("cotype")
This type specimen, kept in the Museum of Ecole des mines de Paris, has been indexed by Dr Guillemin.
(C) BRGM, ENSMP