Digenite
      Will G, Hinze E, Abdelrahman A R M
      European Journal of Mineralogy 14 (2002) 591-598
      Crystal structure analysis and refinement of digenite, Cu1.8S, in the
      temperature range 20 to 500 C under controlled sulfur partial pressure
      Sample: T = 400 C
      Locality: synthetic
      _database_code_amcsd 0006939

      CELL PARAMETERS:    5.5930   5.5930   5.5930   90.000   90.000   90.000
      SPACE GROUP: Fm3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    174.958
      Density (g/cm3):      5.554
      MAX. ABS. INTENSITY / VOLUME**2:      20.99177738    
      RIR:      1.231
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                27.62         54.65        3.2291    1   1   1         8
                32.00         34.17        2.7965    2   0   0         6
                45.89        100.00        1.9774    2   2   0        12
                54.41         20.71        1.6864    3   1   1        24
                66.92          4.03        1.3982    4   0   0         6
                73.86          2.03        1.2831    3   3   1        24
                76.11          2.51        1.2506    4   2   0        24
                84.95          6.37        1.1417    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.