AM_Cattiite Formula: Mg3 P2 O30 H44 Name: Cattiite Unit cell: 6.937 6.932 16.132 82.15 89.72 119.49 , V=666.57 Space group: P-1 (2)

Catti M , Franchini-Angela M , Ivaldi G , Zeitschrift fur Kristallographie , 155 (1981) p.53-64, A case of polytypism in hydrated oxysalts:, the crystal structure of Mg3(PO4)2*22H2O-II, Locality: synthetic