Vyuntspakhkite-(Y)
      Yakbovich O V, Steele I M
      Crystallography Reports 54 (2009) 822-830
      The crystal structure of vyuntspakhite: a redetermination
      Locality: Kola Peninsula, Russia
      _database_code_amcsd 0012421

      CELL PARAMETERS:    5.7551  14.7520  15.9060   90.000   96.046   90.000
      SPACE GROUP: P2_1/n    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   1342.896
      Density (g/cm3):      3.966
      MAX. ABS. INTENSITY / VOLUME**2:      37.41878137    
      RIR:      3.072
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 8.20          1.33       10.7883    0   1   1         4
                12.00         38.38        7.3760    0   2   0         2
                13.24          1.29        6.6849    0   2   1         4
                17.02          4.92        5.2090    1   0   1         2
                17.87         13.31        4.9649    0   1   3         4
                18.06         32.76        4.9118    1   1   1         4
                19.13          8.52        4.6394   -1   1   2         4
                20.71         14.84        4.2893    0   2   3         4
                20.88          1.34        4.2549    1   2   1         4
                21.81         20.73        4.0742   -1   2   2         4
                24.13          4.24        3.6880    0   4   0         2
                24.14          1.75        3.6871   -1   3   1         4
                24.76         14.40        3.5961    0   3   3         4
                24.85          2.15        3.5828   -1   2   3         4
                24.90          6.79        3.5757    1   3   1         4
                25.70        100.00        3.4664   -1   3   2         4
                28.35          1.88        3.1485   -1   3   3         4
                29.56          2.85        3.0221    0   4   3         4
                30.36         22.65        2.9439   -1   4   2         4
                30.82          2.95        2.9011   -1   0   5         2
                31.26         26.14        2.8610    1   2   4         4
                33.18          4.65        2.6998   -1   2   5         4
                33.51          4.04        2.6741   -2   2   1         4
                33.69          2.00        2.6605    0   3   5         4
                34.16          2.98        2.6248    1   3   4         4
                34.43         14.73        2.6045    2   0   2         2
                34.56         26.83        2.5951    0   1   6         4
                34.95          4.19        2.5672    1   5   1         4
                34.98          9.61        2.5648    2   1   2         4
                35.54         11.75        2.5258   -1   5   2         4
                35.98          1.96        2.4963    1   2   5         4
                36.18          1.31        2.4825    0   2   6         4
                36.55          4.54        2.4587    0   6   0         2
                36.78          2.89        2.4437   -2   0   4         2
                37.30         12.18        2.4108   -2   1   4         4
                37.89         19.21        2.3748    1   4   4         4
                38.76          5.88        2.3234    0   3   6         4
                39.52          4.94        2.2802   -1   4   5         4
                39.80         20.79        2.2646   -2   4   1         4
                40.57          1.52        2.2234    1   6   1         4
                42.49          4.09        2.1275    2   4   2         4
                44.64          4.42        2.0300    1   0   7         2
                45.08          3.54        2.0110    1   1   7         4
                45.34          7.84        2.0004    2   1   5         4
                46.18          7.73        1.9658    0   5   6         4
                46.39          4.15        1.9572    1   2   7         4
                46.48          9.34        1.9536    1   7   1         4
                46.51          4.60        1.9526    2   5   2         4
                48.09          1.38        1.8919    3   1   0         4
                48.36          5.81        1.8820   -2   5   4         4
                48.54          9.11        1.8757   -1   6   5         4
                48.70          4.37        1.8696   -1   2   8         4
                48.76          6.72        1.8677    2   3   5         4
                48.78          2.12        1.8670   -2   6   1         4
                49.04          1.79        1.8576   -3   0   3         2
                49.06          4.06        1.8570   -2   1   7         4
                49.43          4.84        1.8440    0   8   0         2
                49.45          4.15        1.8430   -3   1   3         4
                50.29          1.58        1.8144   -2   2   7         4
                50.68          1.44        1.8013   -3   2   3         4
                50.76          7.16        1.7987   -1   3   8         4
                50.90          1.34        1.7940    0   5   7         4
                51.09          5.55        1.7879    2   6   2         4
                51.37         17.08        1.7785    3   3   0         4
                52.29          3.50        1.7494   -2   3   7         4
                52.58          1.28        1.7406    0   8   3         4
                52.82          2.78        1.7332   -2   6   4         4
                53.53          7.21        1.7119   -1   4   8         4
                53.61          2.13        1.7096    0   2   9         4
                54.28          1.54        1.6901    3   2   3         4
                55.85          9.07        1.6461    0   7   6         4
                56.14          3.99        1.6383    2   7   2         4
                56.96          3.17        1.6167   -1   5   8         4
                57.53          2.01        1.6020    3   5   0         4
                57.77          8.13        1.5959   -2   7   4         4
                57.97          3.17        1.5908   -3   2   6         4
                58.14          2.16        1.5866    0   4   9         4
                58.19          4.14        1.5853    1   8   4         4
                59.01          1.94        1.5654    1   6   7         4
                59.01          3.14        1.5652    0   9   3         4
                59.48          2.01        1.5540   -1   9   2         4
                59.57          2.65        1.5520    2   0   8         2
                59.93          1.81        1.5435    2   1   8         4
                61.63          2.78        1.5050    2   8   2         4
                62.31          4.90        1.4902   -3   4   6         4
                64.21          5.06        1.4505   -2   0  10         2
                64.49          2.34        1.4450    3   2   6         4
                65.01          5.34        1.4346   -4   0   2         2
                65.35          1.07        1.4279   -4   1   2         4
                65.68          6.50        1.4216    1   3  10         4
                65.73          1.39        1.4206    0  10   3         4
                65.85          3.00        1.4183    3   6   3         4
                68.58          5.04        1.3684    3   4   6         4
                69.04          1.16        1.3605   -3   1   9         4
                69.49          1.20        1.3527   -4   1   5         4
                70.70          4.35        1.3324    1  10   4         4
                71.07          1.09        1.3264    1   5  10         4
                71.59          2.72        1.3181    0   0  12         2
                71.95          2.50        1.3124    2   6   8         4
                71.98          1.13        1.3120   -2  10   1         4
                72.14          1.26        1.3094   -4   3   5         4
                72.92          3.94        1.2972    4   1   4         4
                73.18          1.73        1.2933   -1  11   2         4
                74.57          1.42        1.2725    2   9   5         4
                76.18          1.58        1.2497    2   7   8         4
                76.21          1.85        1.2493   -2   6  10         4
                76.65          1.31        1.2432    3   9   0         4
                76.95          1.68        1.2391   -4   6   2         4
                77.39          1.46        1.2332   -2   9   7         4
                78.31          2.26        1.2209   -3   8   6         4
                78.56          1.38        1.2177   -4   1   8         4
                80.65          1.21        1.1914    4   5   4         4
                80.97          1.26        1.1874    2   8   8         4
                81.28          1.72        1.1837   -1   7  11         4
                82.43          1.03        1.1700    2   4  11         4
                83.15          1.42        1.1617    0   6  12         4
                85.09          1.39        1.1401   -2   8  10         4
                85.82          1.41        1.1323   -4   8   2         4
                87.17          1.14        1.1182   -1   2  14         4
                87.73          2.43        1.1125   -3   3  12         4
                88.20          1.97        1.1078    4   7   4         4
                88.61          1.17        1.1037    5   2   2         4
                88.69          1.13        1.1029   -5   3   4         4
                88.94          1.33        1.1005    1   9  10         4
                89.28          1.77        1.0971    3  11   0         4
                89.66          2.36        1.0935   -3  10   6         4
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.