Halite
      Walker D, Verma P K, Cranswick L M D, Jones R L, Clark S M, Buhre S
      American Mineralogist 89 (2004) 204-210
      Halite-sylvite thermoelasticity
      Sample: msl416036, T = 500 C, P = 0.0 kbar, cell volume = 191.42 ang**3
      _database_code_amcsd 0003402

      CELL PARAMETERS:    5.7632   5.7632   5.7632   90.000   90.000   90.000
      SPACE GROUP: Fm3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    191.422
      Density (g/cm3):      2.028
      MAX. ABS. INTENSITY / VOLUME**2:      28.38142176    
      RIR:      4.558
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                26.79          8.84        3.3274    1   1   1         8
                31.03        100.00        2.8816    2   0   0         6
                44.46         61.83        2.0376    2   2   0        12
                52.67          2.23        1.7377    3   1   1        24
                55.21         18.64        1.6637    2   2   2         8
                64.70          7.62        1.4408    4   0   0         6
                71.33          1.04        1.3222    3   3   1        24
                73.48         18.85        1.2887    4   2   0        24
                81.89         12.91        1.1764    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.