AM_Stanekite Formula: Fe1.1 Mn.81 P O5 Name: Stanekite Unit cell: 11.835 6.328 9.983 90.0 105.81 90.0 , V=719.36 Space group: I12/A1 (15)

Keller P , Lissner F , Schleid T , European Journal of Mineralogy , 18 (2006) p.113-118, The crystal structure of stanekite, (Fe3+,Mn2+,Fe2+,Mg)2[PO4]O, from Okatjimukuju,, Karibib (Namibia), and its relationship to the polymorphs of synthetic Fe2[PO4]O, Locality: Okatjimukuju, Karibib, Namibia, Note: Uiso(O4) corrected