AM_Dingdaohengite-(Ce)
Formula: (Ce2.1 La1.46 Ca.44) Fe1.72 Ti2.84 Mg.4 Nb.04 Si4 O22
Name: Dingdaohengite-(Ce)
Unit cell: 13.4656 5.7356 11.0977 90.0 100.636 90.0 , V=842.39
Space group: P121/A1 (14)

Li G , Yang G , Ma Z , Shi N , Xiong M , Sheng G , Fan H , Kuangwu Xuebao , 25 (2005) p.313-320, The crystal structure of a new mineral dingdaohengite-(Ce), Locality: Bayun Obo, Inner Mongolia, China