Cr Gd O4
      Buisson G, Bertaut F, Mareschal J
      Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences 259 (1964) 411-413
      Etude cristallographique des composes T Cr O4 (T= terre rare ou Y)
      _cod_database_code 1008136
      _database_code_amcsd 0016078

      CELL PARAMETERS:    7.2040   7.2040   6.3150   90.000   90.000   90.000
      SPACE GROUP: I4_1/amd  
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    327.733
      Density (g/cm3):      5.537
      MAX. ABS. INTENSITY / VOLUME**2:      154.7136795    
      RIR:      9.098
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.69         32.44        4.7488    1   0   1         8
                24.72        100.00        3.6020    2   0   0         4
                31.17         10.63        2.8698    2   1   1        16
                33.39         68.44        2.6838    1   1   2         8
                35.24         21.03        2.5470    2   2   0         4
                37.89          2.75        2.3744    2   0   2         8
                40.18         12.28        2.2445    3   0   1         8
                44.86          7.60        2.0205    1   0   3         8
                47.74         10.38        1.9050    3   2   1        16
                49.33         50.67        1.8475    3   1   2        16
                50.69         13.44        1.8010    4   0   0         4
                51.89          3.80        1.7622    2   1   3        16
                54.49          2.56        1.6840    4   1   1        16
                57.18         11.11        1.6109    4   2   0         8
                58.29          1.57        1.5829    3   0   3         8
                58.46          2.46        1.5788    0   0   4         2
                62.06         13.21        1.4955    3   3   2         8
                64.44          8.67        1.4460    2   0   4         8
                66.57          3.28        1.4047    4   3   1        16
                69.98          1.76        1.3444    4   1   3        16
                70.13          7.70        1.3419    2   2   4         8
                73.42          9.57        1.2896    5   1   2        16
                74.51          2.50        1.2735    4   4   0         4
                79.89          3.12        1.2007    6   0   0         4
                80.99          3.67        1.1872    4   0   4         8
                81.93          1.40        1.1759    2   1   5        16
                84.14          7.27        1.1505    5   3   2        16
                85.19          3.60        1.1391    6   2   0         8
                86.27          7.24        1.1275    4   2   4        16
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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.