(K.6Na.4)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: r54911, T = 600 C, P = 11.5 kbar, cell volume = 224.17 ang**3
      _database_code_amcsd 0003290

      CELL PARAMETERS:    6.0747   6.0747   6.0747   90.000   90.000   90.000
      SPACE GROUP: Fm3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    224.168
      Density (g/cm3):      2.018
      MAX. ABS. INTENSITY / VOLUME**2:      32.83231281    
      RIR:      5.298
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                29.41        100.00        3.0373    2   0   0         6
                42.07         62.73        2.1477    2   2   0        12
                52.16         19.12        1.7536    2   2   2         8
                61.01          7.88        1.5187    4   0   0         6
                69.16         19.59        1.3583    4   2   0        24
                76.88         13.37        1.2400    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.