Cordylite-(Ce) Giester G, Ni Y, Jarosch D, Hughes J M, Ronsbo J G, Yang Z, Zemann J American Mineralogist 83 (1998) 178-184 Cordylite-(Ce): A crystal chemical investigation of material from four localities, including type material Sample: from Mont St. Hilaire, determined by the Miami group, refinement based on F _database_code_amcsd 0001967 5.09335 5.09335 23.049 90 90 120 P6_3/mmc atom x y z Uiso Ba 0 0 0 .0114 Ce 1/3 2/3 .35331 .0082 Na 1/3 2/3 3/4 .016 F 1/3 2/3 .25 .024 C1 0 0 .6779 .012 C2 2/3 1/3 .4340 .009 O1 .1445 .2890 .6760 .016 O2 .5217 .0434 .4352 .012