Penroseite
      Foecker A J, Jeitschko W
      Journal of Solid State Chemistry 162 (2001) 69-78
      The atomic order of the pnictogen and chalcogen atoms in equiatomic ternary
      compounds TPnCh (T = Ni, Pd; Pn = P, As, Sb; Ch = S, Se, Te)
      Locality: synthetic
      _database_code_amcsd 0014017

      CELL PARAMETERS:    5.9010   5.9010   5.9010   90.000   90.000   90.000
      SPACE GROUP: Pa3       
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    205.483
      Density (g/cm3):      6.629
      MAX. ABS. INTENSITY / VOLUME**2:      101.9573589    
      RIR:      5.008
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                30.29         49.04        2.9505    2   0   0         6
                33.97        100.00        2.6390    2   1   0        12
                37.33         85.30        2.4091    2   1   1        24
                43.37         22.49        2.0863    2   2   0        12
                46.15          1.12        1.9670    2   2   1        24
                51.35         74.00        1.7792    3   1   1        24
                53.82          6.90        1.7035    2   2   2         8
                56.20         33.22        1.6366    3   0   2        12
                58.53         32.62        1.5771    3   2   1        24
                58.53         12.48        1.5771    3   1   2        24
                63.01          5.46        1.4753    4   0   0         6
                69.42          1.26        1.3538    3   3   1        24
                71.50          1.88        1.3195    4   2   0        12
                71.50          1.88        1.3195    4   0   2        12
                73.55         17.51        1.2877    4   2   1        24
                75.58          8.52        1.2581    3   3   2        24
                79.59          4.74        1.2045    4   2   2        24
                85.51          3.01        1.1356    3   3   3         8
                85.51         21.41        1.1356    5   1   1        24
                89.42         15.90        1.0958    4   2   3        24
                89.42          2.77        1.0958    5   0   2        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.