Nefedovite Sebals M, Dorokhova G I, Pobedimskaya E A, Khomyakov A P Doklady Akademii Nauk SSSR 278 (1984) 353-357 The crystal structure of nefedovite and its typomorphism _database_code_amcsd 0012476 11.644 11.644 5.396 90 90 90 I-4 atom x y z Biso Na1 .0943 .3886 -.008 1.23 Na2 0 0 .5 1.1 Ca .1786 .1114 .0181 .38 P .1045 .2499 .4898 .42 O1 .0385 .2168 .256 .8 O2 .1036 .3805 .523 1.08 O3 .2277 .2079 .454 .71 O4 .0498 .1943 .721 .86 F 0 0 0 .9