AM_Segelerite Formula: Ca Mg Fe P2 O13 H9 Name: Segelerite Unit cell: 14.826 18.751 7.307 90.0 90.0 90.0 , V=2031.36 Space group: PBCA (61)

Moore P B , Araki T , American Mineralogist , 62 (1977) p.692-702, Overite, segelerite, and jahnsite: a study in combinatorial polymorphism