Na.33K.67MgF3 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 x = .67 _database_code_amcsd 0008547 CELL PARAMETERS: 3.9622 3.9622 3.9622 90.000 90.000 90.000 SPACE GROUP: Pm3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 62.203 Density (g/cm3): 3.072 MAX. ABS. INTENSITY / VOLUME**2: 18.78307704 RIR: 1.991 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 22.44 7.15 3.9622 1 0 0 6 31.94 74.81 2.8017 1 1 0 12 39.39 71.11 2.2876 1 1 1 8 45.80 100.00 1.9811 2 0 0 6 51.58 2.83 1.7719 2 1 0 24 56.93 23.71 1.6176 2 1 1 24 66.78 44.94 1.4008 2 2 0 12 75.94 8.38 1.2530 3 1 0 24 80.38 9.94 1.1946 3 1 1 24 84.75 11.76 1.1438 2 2 2 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.