(K.8Na.2)Cl
      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: r53197, T = 500 C, P = 18.0 kbar, cell volume = 229.09 ang**3
      _database_code_amcsd 0003247

      CELL PARAMETERS:    6.1188   6.1188   6.1188   90.000   90.000   90.000
      SPACE GROUP: Fm3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    229.086
      Density (g/cm3):      2.068
      MAX. ABS. INTENSITY / VOLUME**2:      35.20238104    
      RIR:      5.543
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                29.19        100.00        3.0594    2   0   0         6
                41.75         62.71        2.1633    2   2   0        12
                51.76         19.11        1.7663    2   2   2         8
                60.53          7.89        1.5297    4   0   0         6
                68.59         19.61        1.3682    4   2   0        24
                76.23         13.39        1.2490    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.