Halite
      Wang K, Reeber R R
      Physics and Chemistry of Minerals 23 (1996) 354-360
      Thermal expansion of alkali halides at high pressure: NaCl as an example
      Sample: T = 250 K, Molar volume = 26.82 cc/mol
      _database_code_amcsd 0007955

      CELL PARAMETERS:    5.6267   5.6267   5.6267   90.000   90.000   90.000
      SPACE GROUP: Fm3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    178.140
      Density (g/cm3):      2.179
      MAX. ABS. INTENSITY / VOLUME**2:      30.41739889    
      RIR:      4.546
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                27.46          8.76        3.2486    1   1   1         8
                31.81        100.00        2.8133    2   0   0         6
                45.60         60.91        1.9893    2   2   0        12
                54.05          2.21        1.6965    3   1   1        24
                56.67         18.19        1.6243    2   2   2         8
                66.47          7.40        1.4067    4   0   0         6
                73.34          1.06        1.2909    3   3   1        24
                75.57         18.34        1.2582    4   2   0        24
                84.32         12.67        1.1485    4   2   2        24
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       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.