Sperrylite
      Stassen W N, Heyding R D
      Canadian Journal of Chemistry 46 (1968) 2159-2163
      Crystal structures of RuSe2, OsSe2, PtAs2, and alpha-NiAs2
      Locality: synthetic
      _database_code_amcsd 0012152

      CELL PARAMETERS:    5.9680   5.9680   5.9680   90.000   90.000   90.000
      SPACE GROUP: Pa3       
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    212.562
      Density (g/cm3):     10.777
      MAX. ABS. INTENSITY / VOLUME**2:      350.6797224    
      RIR:     10.596
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                25.86         62.03        3.4456    1   1   1         8
                29.94         89.62        2.9840    2   0   0         6
                33.58         30.30        2.6690    2   1   0        12
                36.89         26.08        2.4364    2   1   1        24
                42.86         55.10        2.1100    2   2   0        12
                50.74        100.00        1.7994    3   1   1        24
                53.16         18.28        1.7228    2   2   2         8
                55.52         10.34        1.6552    3   0   2        12
                57.81         10.20        1.5950    3   2   1        24
                57.81          3.66        1.5950    3   1   2        24
                68.54         15.38        1.3692    3   3   1        24
                70.58          8.69        1.3345    4   0   2        12
                70.58          8.69        1.3345    4   2   0        12
                72.59          5.16        1.3023    4   2   1        24
                74.59          2.49        1.2724    3   3   2        24
                78.52         14.88        1.2182    4   2   2        24
                84.32         24.62        1.1485    5   1   1        24
                84.32          5.43        1.1485    3   3   3         8
                88.16          4.62        1.1082    4   2   3        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.