AM_Crichtonite
Formula: Sr.7 Pb.1 La.05 Ce.05 Mn.7 Fe6.698 Ti13.602 O38
Name: Crichtonite
Unit cell: 9.148 9.148 9.148 69.078 69.078 69.078 , V=644.40
Space group: R-3 (148)

Grey I E , Lloyd D J , White J S , American Mineralogist , 61 (1976) p.1203-1212, The structure of crichtonite and its relationship to senaite