AM_Whitmoreite Formula: Fe2.59 Mn.27 P2 O14 H10 Name: Whitmoreite Unit cell: 10.0 9.73 5.471 90.0 93.8 90.0 , V=531.16 Space group: P121/C1 (14)

Moore P B , Kampf A R , Irving A J , American Mineralogist , 59 (1974) p.900-905, Whitmoreite, FeFe2(OH)2(H2O)4[PO4]2, a new species: Its description and atomic, arrangement