Wilkmanite
      Hiller J E, Wegener W
      Neues Jahrbuch fur Mineralogie, Abhandlungen 94 (1960) 1147-1159
      Untersuchungen im system nickel-selen
      _database_code_amcsd 0014699

      CELL PARAMETERS:   12.1500   3.6330  10.4500   90.000  149.370   90.000
      SPACE GROUP: C2/m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    235.015
      Density (g/cm3):      6.951
      MAX. ABS. INTENSITY / VOLUME**2:      83.58035388    
      RIR:      3.915
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                16.64         10.74        5.3278   -2   0   1         2
                16.65         10.72        5.3242    0   0   1         2
                16.97          9.85        5.2250   -2   0   2         2
                25.97          7.20        3.4315   -1   1   1         4
                28.49          1.76        3.1333    1   1   0         4
                29.41          2.58        3.0367   -4   0   3         2
                29.43          2.58        3.0347   -2   0   3         2
                33.34         37.78        2.6876   -3   1   2         4
                33.35        100.00        2.6867   -1   1   2         4
                33.64         48.77        2.6639   -4   0   2         2
                33.67         18.38        2.6621    0   0   2         2
                34.33          5.96        2.6125   -4   0   4         2
                35.71          2.99        2.5143   -3   1   3         4
                39.19          2.27        2.2986   -3   1   1         4
                39.20          2.27        2.2981    1   1   1         4
                45.18         44.10        2.0069   -5   1   4         4
                45.20         42.90        2.0061   -3   1   4         4
                45.45         21.64        1.9956   -2   0   4         2
                46.52          1.33        1.9521   -5   1   3         4
                46.55          1.32        1.9510   -1   1   3         4
                50.23         32.69        1.8165    0   2   0         2
                50.89         62.64        1.7942    3   1   0         4
                61.82         14.71        1.5008   -4   2   2         4
                61.83          5.80        1.5005    0   2   2         4
                62.25          2.17        1.4914   -4   2   4         4
                62.62          7.05        1.4836    2   0   2         2
                62.85          2.12        1.4786   -1   1   4         4
                70.04         10.14        1.3433   -2   2   4         4
                70.79          4.76        1.3310    0   0   4         2
                83.40          1.19        1.1589   -3  -3   2         4
                83.40          5.71        1.1588   -1   3   2         4
                84.28          5.56        1.1490    2   2   2         4
                84.80          2.28        1.1433    3   1   2         4
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.