Diamond
      Fayos J
      Journal of Solid State Chemistry 148 (1999) 278-285
      Possible 3D carbon structures as progressive intermediates in graphite
      to diamond phase transition
      Note: mathematical model, phase: diam_cr44_ch
      _database_code_amcsd 0013986

      CELL PARAMETERS:    4.5910   4.5910   4.5910   90.000   90.000   90.000
      SPACE GROUP: Ia3       
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:     96.766
      Density (g/cm3):      3.297
      MAX. ABS. INTENSITY / VOLUME**2:      7.140705623    
      RIR:      0.705
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                39.25         76.58        2.2955    2   0   0         6
                48.58        100.00        1.8743    2   1   1        24
                56.71          7.16        1.6232    2   2   0        12
                77.85         59.87        1.2270    3   1   2        24
                84.39          7.19        1.1478    4   0   0         6
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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.