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: msl416031, T = 25 C, P = 0.0 kbar, cell volume = 179.42 ang**3
      _database_code_amcsd 0003397

      CELL PARAMETERS:    5.6401   5.6401   5.6401   90.000   90.000   90.000
      SPACE GROUP: Fm3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    179.416
      Density (g/cm3):      2.163
      MAX. ABS. INTENSITY / VOLUME**2:      30.21018332    
      RIR:      4.547
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                27.39          8.77        3.2563    1   1   1         8
                31.73        100.00        2.8201    2   0   0         6
                45.49         61.00        1.9941    2   2   0        12
                53.92          2.21        1.7006    3   1   1        24
                56.52         18.23        1.6282    2   2   2         8
                66.29          7.42        1.4100    4   0   0         6
                73.14          1.06        1.2939    3   3   1        24
                75.36         18.39        1.2612    4   2   0        24
                84.08         12.69        1.1513    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.