Neighborite
Zhao Y S, Parise J B, Wang Y, Kusaba K, Vaughan M T, Weidner D J,
Kikegawa T, Chen J, Shimomura O
American Mineralogist 79 (1994) 615-621
High-pressure crystal chemistry of neighborite, NaMgF3: an angle-dispersive
diffraction study using monochromatic synchrotron X-radiation
P = room pressure
_database_code_amcsd 0001664
5.3603 5.4884 7.666 90 90 90 Pbnm
atom     x     y     z Uiso
Na   .9851 .0455   .25 .042
Mg       0    .5     0 .026
F1    .088  .474   .25 .033
F2   .7022 .2946 .0480 .032