Sederholmite
      Alsen N
      Geologiska Foreningens i Stockholm Forhandlingar 47 (1925) 19-73
      Roentgenographische Untersuchungen der Kristallstrukturen von
      Magnetkies, Breithauptit, Pentlandit, Millerit und verwandten
      Verbindungen
      _cod_database_code 1011367
      _database_code_amcsd 0018201

      CELL PARAMETERS:    3.6600   3.6600   5.3300   90.000   90.000  120.000
      SPACE GROUP: P6_3/mmc  
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:     61.833
      Density (g/cm3):      7.392
      MAX. ABS. INTENSITY / VOLUME**2:      153.5743966    
      RIR:      6.764
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                28.15         10.42        3.1697    1   0   0         6
                32.88        100.00        2.7243    1   0   1        12
                44.41         94.78        2.0398    1   0   2        12
                49.83         62.63        1.8300    1   1   0         6
                59.66         16.14        1.5498    1   0   3        12
                60.99         15.02        1.5191    2   0   1        12
                68.94         21.62        1.3622    2   0   2        12
                70.70          6.44        1.3325    0   0   4         2
                81.36          6.09        1.1827    2   0   3        12
                82.53          3.91        1.1689    2   1   1        24
                89.74          6.40        1.0927    2   1   2        24
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.