Violarite
      Tenailleau C, Etschmann B, Ibberson R M, Pring A
      American Mineralogist 91 (2006) 1442-1447
      A neutron powder diffraction study of Fe and Ni distributions in synthetic
      pentlandite and violarite using 60Ni isotope
      Locality: synthetic
      Sample: T = 300 C
      _database_code_amcsd 0004234

      CELL PARAMETERS:    9.4847   9.4847   9.4847   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    853.239
      Density (g/cm3):      4.701
      MAX. ABS. INTENSITY / VOLUME**2:      70.55655731    
      RIR:      4.887
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                16.19         12.72        5.4760    1   1   1         8
                26.58         31.05        3.3533    2   2   0        12
                31.28        100.00        2.8597    3   1   1        24
                37.95         44.51        2.3712    4   0   0         6
                46.93         11.12        1.9361    4   2   2        24
                49.97          4.71        1.8253    3   3   3         8
                49.97         38.46        1.8253    5   1   1        24
                54.75         77.06        1.6767    4   4   0        12
                57.48          1.86        1.6032    5   3   1        48
                61.87          4.04        1.4997    6   2   0        24
                64.42         10.61        1.4464    5   3   3        24
                68.54          7.58        1.3690    4   4   4         8
                70.97          1.75        1.3281    5   5   1        24
                74.93          5.43        1.2674    6   4   2        48
                77.27          8.61        1.2348    5   5   3        24
                77.27          6.56        1.2348    7   3   1        48
                81.12         10.05        1.1856    8   0   0         6
                87.21          1.59        1.1178    8   2   2        24
                87.21          1.09        1.1178    6   6   0        12
                89.48          7.36        1.0952    7   5   1        48
                89.48          2.74        1.0952    5   5   5         8
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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.