(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: r54787, T = 700 C, P = 19.7 kbar, cell volume = 217.45 ang**3
      _database_code_amcsd 0003304

      CELL PARAMETERS:    6.0134   6.0134   6.0134   90.000   90.000   90.000
      SPACE GROUP: Fm3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    217.450
      Density (g/cm3):      2.080
      MAX. ABS. INTENSITY / VOLUME**2:      33.82639915    
      RIR:      5.295
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                29.71        100.00        3.0067    2   0   0         6
                42.52         62.34        2.1261    2   2   0        12
                52.73         18.93        1.7359    2   2   2         8
                61.70          7.79        1.5034    4   0   0         6
                69.97         19.35        1.3446    4   2   0        24
                77.81         13.23        1.2275    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.