Neighborite
Chakhmouradian A R, Ross K, Mitchell R H, Swainson I
Physics and Chemistry of Minerals 28 (2001) 277-284
The crystal chemistry of synthetic potassium-bearing neighborite, (Na1-xKx)MgF3
Sample studied by neutron diffraction
_database_code_amcsd 0008541
5.365 5.492 7.674 90 90 90 Pbnm
atom     x     y     z Biso
Na   .9896 .0452   .25  1.6
Mg       0    .5     0  .42
F1   .0872 .4741   .25  .80
F2   .7030 .2953 .0464  .92