AM_Parasymplesite Formula: Fe3 As2 O16 H16 Name: Parasymplesite Unit cell: 10.25 13.48 4.71 90.0 103.83 90.0 , V=631.91 Space group: C12/M1 (12)

Mori H , Ito T , Acta Crystallographica , 3 (1950) p.1-6, The structure of vivianite and symplesite, Locality: Kiura, Japan