Russellite
      Hey M, Bannister F
      Mineralogical Magazine 25 (1938) 41-55
      Russellite, a new British mineral
      _cod_database_code 1011215
      _database_code_amcsd 0018084

      CELL PARAMETERS:    5.4200   5.4200  11.3000   90.000   90.000   90.000
      SPACE GROUP: I4_1/amd  
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    331.953
      Density (g/cm3):      7.455
      MAX. ABS. INTENSITY / VOLUME**2:      376.0372804    
      RIR:     16.424
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.15          1.04        4.8869    1   0   1         8
                28.13        100.00        3.1717    1   1   2         8
                28.87          5.33        3.0931    1   0   3         8
                31.67          8.16        2.8250    0   0   4         2
                33.05         21.48        2.7100    2   0   0         4
                37.97          1.24        2.3700    2   1   1        16
                43.38          6.08        2.0859    1   0   5         8
                44.45          4.73        2.0383    2   1   3        16
                46.43         28.55        1.9557    2   0   4         8
                47.44         16.22        1.9163    2   2   0         4
                54.27          8.07        1.6903    1   1   6         8
                55.60          4.32        1.6530    2   1   5        16
                56.07         25.52        1.6401    3   1   2        16
                56.49          1.38        1.6290    3   0   3         8
                58.17          6.23        1.5858    2   2   4         8
                59.77          3.51        1.5471    1   0   7         8
                69.35          4.12        1.3550    4   0   0         4
                70.03          3.47        1.3436    2   1   7        16
                74.91          5.33        1.2676    3   1   6        16
                76.04          2.10        1.2516    3   2   5        16
                76.44          4.40        1.2461    3   3   2         8
                78.14          1.68        1.2232    1   0   9         8
                78.25          2.50        1.2217    4   0   4         8
                79.00          3.35        1.2119    4   2   0         8
                85.38          1.47        1.1370    2   2   8         8
                85.44          1.25        1.1363    4   1   5        16
                87.50          2.69        1.1149    2   1   9        16
                87.60          5.95        1.1138    4   2   4        16
                88.98          2.10        1.1001    3   2   7        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.