Diamond
      Wyckoff R W G
      Crystal Structures 1 (1963) 7-83
      Second edition. Interscience Publishers, New York, New York
      _database_code_amcsd 0011242

      CELL PARAMETERS:    3.5668   3.5668   3.5668   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:     45.377
      Density (g/cm3):      3.516
      MAX. ABS. INTENSITY / VOLUME**2:      12.85094247    
      RIR:      1.190
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                43.97        100.00        2.0593    1   1   1         8
                75.37         36.52        1.2611    2   2   0        12
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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.