Villiaumite Deshpande V T Acta Crystallographica 14 (1961) 794-794 Thermal expansion of sodium fluoride and sodium bromide Note: T = 208 C, rocksalt structure _database_code_amcsd 0009256 CELL PARAMETERS: 4.6648 4.6648 4.6648 90.000 90.000 90.000 SPACE GROUP: Fm3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 101.508 Density (g/cm3): 2.747 MAX. ABS. INTENSITY / VOLUME**2: 27.57502702 RIR: 3.268 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 33.27 1.87 2.6932 1 1 1 8 38.60 100.00 2.3324 2 0 0 6 55.74 51.02 1.6493 2 2 0 12 69.85 12.99 1.3466 2 2 2 8 82.76 4.78 1.1662 4 0 0 6 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.