Shcherbakovite
      Uvarova Y A, Sokolova E V, Hawthorne F C, Liferovich R P, Mitchell R H
      The Canadian Mineralogist 41 (2003) 1193-1201
      The crystal chemistry of shcherbakovite from the Khibina Massif, Kola Peninsula, Russia
      Locality: Khibina Massif, Kola Peninsula, Russia
      _database_code_amcsd 0005885

      CELL PARAMETERS:    8.1538  10.5569  13.9882   90.000   90.000   90.000
      SPACE GROUP: Imma      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   1204.088
      Density (g/cm3):      3.145
      MAX. ABS. INTENSITY / VOLUME**2:      13.69948368    
      RIR:      1.418
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                10.50          9.81        8.4265    0   1   1         4
                12.57          1.62        7.0444    1   0   1         4
                12.66          7.35        6.9941    0   0   2         2
                16.80          4.90        5.2785    0   2   0         2
                18.71          1.03        4.7428    1   1   2         8
                20.83          1.86        4.2652    0   1   3         4
                21.03          9.85        4.2242    1   2   1         8
                21.09         15.64        4.2132    0   2   2         4
                21.80         45.91        4.0769    2   0   0         2
                21.96          7.95        4.0477    1   0   3         4
                25.29         30.34        3.5222    2   0   2         4
                26.11         24.07        3.4126    0   3   1         4
                27.65          7.73        3.2266    2   2   0         4
                27.77         39.24        3.2120    1   2   3         8
                29.04          2.05        3.0746    1   1   4         8
                30.33         15.15        2.9471    2   1   3         8
                30.48          4.57        2.9331    1   3   2         8
                30.51        100.00        2.9298    2   2   2         8
                30.67         61.91        2.9153    0   2   4         4
                31.86          2.54        2.8088    0   3   3         4
                33.13         11.94        2.7043    0   1   5         4
                33.59          2.82        2.6680    3   0   1         4
                33.77          9.04        2.6543    2   0   4         4
                33.88          3.91        2.6462    1   0   5         4
                33.97         20.98        2.6392    0   4   0         2
                37.78          1.54        2.3811    3   2   1         8
                37.91          4.88        2.3731    1   3   4         8
                37.94          5.22        2.3714    2   2   4         8
                38.33          3.76        2.3481    3   0   3         4
                38.62          1.53        2.3314    0   0   6         2
                38.94          6.56        2.3130    2   3   3         8
                40.01          5.40        2.2536    2   1   5         8
                40.73          4.48        2.2155    2   4   0         4
                41.22         21.59        2.1899    0   3   5         4
                42.38          1.37        2.1326    0   2   6         4
                42.82          8.60        2.1121    2   4   2         8
                42.93          7.93        2.1066    0   4   4         4
                43.01          3.02        2.1030    3   1   4         8
                43.34          1.55        2.0877    0   5   1         4
                44.44         27.32        2.0385    4   0   0         2
                46.59          1.37        1.9494    3   0   5         4
                46.81          2.09        1.9409    1   0   7         4
                47.11          3.45        1.9292    2   3   5         8
                47.83          3.45        1.9016    4   2   0         4
                48.15          2.82        1.8897    2   2   6         8
                48.52          6.20        1.8763    3   4   1         8
                48.73          2.73        1.8687    1   4   5         8
                49.02          2.34        1.8583    2   5   1         8
                51.67         10.46        1.7690    2   1   7         8
                51.92          1.36        1.7611    4   0   4         4
                51.97          3.40        1.7595    0   6   0         2
                52.14          1.52        1.7543    3   4   3         8
                52.27          1.92        1.7500    4   3   1         8
                52.32          2.17        1.7485    0   0   8         2
                52.36          4.92        1.7473    0   4   6         4
                52.61          3.37        1.7395    2   5   3         8
                54.44         15.82        1.6853    0   5   5         4
                54.96          6.07        1.6706    4   2   4         8
                56.54          2.74        1.6278    4   1   5         8
                56.76          1.69        1.6219    3   5   2         8
                57.08          1.71        1.6136    1   6   3         8
                57.09          3.12        1.6133    4   4   0         4
                57.22          1.40        1.6100    3   0   7         4
                57.37          4.77        1.6060    2   4   6         8
                57.67          8.24        1.5985    2   3   7         8
                58.65          8.55        1.5740    2   6   2         8
                58.74          5.67        1.5718    0   6   4         4
                59.34          1.48        1.5575    2   5   5         8
                59.71          1.20        1.5485    5   2   1         8
                60.08          3.83        1.5400    3   2   7         8
                60.11          1.63        1.5393    5   0   3         4
                60.18          6.83        1.5377    0   1   9         4
                61.88          2.43        1.4994    0   7   1         4
                62.22          9.16        1.4921    4   3   5         8
                62.89          5.96        1.4778    5   2   3         8
                63.43          1.59        1.4665    2   6   4         8
                63.51          5.79        1.4649    4   4   4         8
                63.86          1.01        1.4576    0   4   8         4
                64.20          1.00        1.4507    1   7   2         8
                65.67          4.80        1.4217    0   3   9         4
                66.89          2.18        1.3988    0   0  10         2
                68.64          5.78        1.3673    2   5   7         8
                68.91          1.24        1.3627    5   3   4         8
                69.44          1.41        1.3535    2   7   3         8
                70.73          2.49        1.3319    4   6   0         4
                71.28          1.26        1.3231    2   0  10         4
                71.49          3.78        1.3196    0   8   0         2
                72.82          4.79        1.2989    4   5   5         8
                73.18          1.81        1.2934    6   2   2         8
                73.84          1.33        1.2834    2   2  10         8
                75.20          1.89        1.2634    5   0   7         4
                75.28          1.61        1.2623    2   7   5         8
                76.54          1.83        1.2447    4   6   4         8
                77.20          2.98        1.2357    2   8   2         8
                77.81          4.17        1.2276    4   1   9         8
                79.30          1.60        1.2082    6   4   0         4
                79.47          3.75        1.2060    2   1  11         8
                82.77          2.23        1.1661    4   3   9         8
                83.43          1.05        1.1585    5   6   3         8
                83.79          1.82        1.1545    2   7   7         8
                84.55          1.12        1.1461    6   2   6         8
                88.20          2.21        1.1078    4   8   0         4
                89.65          1.46        1.0936    5   7   2         8
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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.