Na.3K.7MgF3 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 = .70 _database_code_amcsd 0008548 CELL PARAMETERS: 3.9659 3.9659 3.9659 90.000 90.000 90.000 SPACE GROUP: Pm3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 62.377 Density (g/cm3): 3.076 MAX. ABS. INTENSITY / VOLUME**2: 18.88585884 RIR: 1.999 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 22.42 6.44 3.9659 1 0 0 6 31.91 75.97 2.8043 1 1 0 12 39.35 71.54 2.2897 1 1 1 8 45.76 100.00 1.9829 2 0 0 6 51.53 2.62 1.7736 2 1 0 24 56.87 24.01 1.6191 2 1 1 24 66.71 44.98 1.4022 2 2 0 12 75.86 8.49 1.2541 3 1 0 24 80.29 10.05 1.1958 3 1 1 24 84.66 11.78 1.1449 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.