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 = 225 C
      _database_code_amcsd 0004233

      CELL PARAMETERS:    9.4709   9.4709   9.4709   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    849.520
      Density (g/cm3):      4.714
      MAX. ABS. INTENSITY / VOLUME**2:      71.35428541    
      RIR:      4.928
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                16.21         10.95        5.4680    1   1   1         8
                26.62         30.49        3.3485    2   2   0        12
                31.32        100.00        2.8556    3   1   1        24
                38.00         45.82        2.3677    4   0   0         6
                47.00         11.27        1.9332    4   2   2        24
                50.04          5.10        1.8227    3   3   3         8
                50.04         36.87        1.8227    5   1   1        24
                54.83         80.47        1.6742    4   4   0        12
                57.57          1.69        1.6009    5   3   1        48
                61.97          4.22        1.4975    6   2   0        24
                64.52         10.68        1.4443    5   3   3        24
                68.66          8.49        1.3670    4   4   4         8
                71.08          1.56        1.3262    5   5   1        24
                75.05          5.40        1.2656    6   4   2        48
                77.40          8.56        1.2330    5   5   3        24
                77.40          6.99        1.2330    7   3   1        48
                81.26         11.13        1.1839    8   0   0         6
                87.37          1.05        1.1162    6   6   0        12
                87.37          1.63        1.1162    8   2   2        24
                89.65          7.60        1.0936    7   5   1        48
                89.65          2.73        1.0936    5   5   5         8
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.