AM_Wagnerite Formula: Mg10 P5 O20 F5 Name: Wagnerite Unit cell: 9.645 31.659 11.914 90.0 108.26 90.0 , V=3454.76 Space group: I1A1 (9)

Ren L , Grew E S , Xiong M , Ma Z , The Canadian Mineralogist , 41 (2003) p.393-411, Wagnerite-Ma5bc, a new polytype of Mg2(PO4)(F,OH), from granulite-facies, paragneiss, Larsemann Hills, Prydz Bay, East Antartica, Locality: Larsemann Hills, Prydz Bay, East Antartica