AM_Neighborite_6 Formula: Na Mg F3 Name: Neighborite Unit cell: 5.3678 5.444 7.6587 90.0 90.0 90.0 , V=223.80 Space group: PBNM (62)

Chen J , Liu H , Martin C D , Parise J B , Weidner D J , American Mineralogist , 90 (2005) p.1534-1539, Crystal chemistry of NaMgF3 perovskite and high pressure and temperature, Sample: P = 4 GPa, T = 600 C