Polylithionite
      Swanson T H, Bailey S W
      Clays and Clay Minerals 29 (1981) 81-90
      Redetermination of the lepidolite-2M_1 structure
      Locality: Bikupice, Czech Republic
      _database_code_amcsd 0012230

      CELL PARAMETERS:    5.1990   9.0260  19.9690   90.000   95.410   90.000
      SPACE GROUP: C2/c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    932.895
      Density (g/cm3):      2.809
      MAX. ABS. INTENSITY / VOLUME**2:      3.905900321    
      RIR:      0.453
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 8.90         44.89        9.9400    0   0   2         2
                17.85         40.16        4.9700    0   0   4         2
                19.77         31.75        4.4900    1   1   0         4
                19.91         38.21        4.4588   -1   1   1         4
                20.18         15.20        4.4010    0   2   1         4
                20.63          2.53        4.3047    1   1   1         4
                21.63          2.92        4.1093    0   2   2         4
                22.38         11.44        3.9718    1   1   2         4
                23.00         29.10        3.8669   -1   1   3         4
                23.86         55.30        3.7301    0   2   3         4
                24.85         10.15        3.5835    1   1   3         4
                25.63         77.98        3.4761   -1   1   4         4
                26.68         41.05        3.3411    0   2   4         4
                26.91         48.08        3.3133    0   0   6         2
                27.85         82.87        3.2039    1   1   4         4
                28.75         16.20        3.1054   -1   1   5         4
                29.95         74.88        2.9833    0   2   5         4
                31.24         32.18        2.8627    1   1   5         4
                32.24         41.00        2.7767   -1   1   6         4
                33.55          3.24        2.6708    0   2   6         4
                34.56         63.05        2.5950   -1   3   1         4
                34.66         31.80        2.5879    2   0   0         2
                34.95         15.09        2.5676    1   1   6         4
                34.99         33.34        2.5641   -2   0   2         2
                35.00         66.66        2.5636    1   3   1         4
                36.01          5.78        2.4941   -1   1   7         4
                36.15          5.90        2.4850    0   0   8         2
                36.51         25.06        2.4613   -1   3   3         4
                36.70         12.99        2.4488    2   0   2         2
                37.41          3.92        2.4037    0   2   7         4
                37.64         18.56        2.3895   -2   0   4         2
                37.75         41.98        2.3832    1   3   3         4
                39.95          2.64        2.2565    0   4   0         2
                40.05         11.81        2.2514   -2   2   1         4
                40.17          3.09        2.2450    2   2   0         4
                40.22          8.61        2.2421    0   4   1         4
                40.46          2.47        2.2294   -2   2   2         4
                40.53          1.24        2.2256   -1   3   5         4
                40.82          9.95        2.2107    2   2   1         4
                41.02          3.84        2.2005    0   4   2         4
                41.40          9.65        2.1812   -2   2   3         4
                41.98          3.14        2.1523    2   2   2         4
                42.24         16.46        2.1397   -2   0   6         2
                42.31          5.88        2.1361    0   4   3         4
                42.42         33.47        2.1309    1   3   5         4
                43.61          5.65        2.0753    2   2   3         4
                44.07          4.22        2.0546    0   4   4         4
                44.70          3.05        2.0272   -2   2   5         4
                45.63         34.12        1.9880    0   0  10         2
                46.20         14.56        1.9651   -1   3   7         4
                46.52          7.87        1.9522    2   0   6         2
                48.83          2.08        1.8651    0   4   6         4
                49.66          2.10        1.8357   -2   2   7         4
                51.74          2.55        1.7667    0   4   7         4
                52.66          2.29        1.7381   -2   2   8         4
                53.11         14.22        1.7245   -1   3   9         4
                53.47          6.00        1.7135    2   0   8         2
                53.78          2.23        1.7045    1   5   0         4
                53.91          2.28        1.7008    2   4   0         4
                54.05          1.45        1.6967   -3   1   2         4
                54.11          2.01        1.6950    2   2   7         4
                54.89          1.33        1.6725   -2   4   3         4
                55.37          2.57        1.6594    2   4   2         4
                55.57         18.09        1.6537   -2   0  10         2
                55.66          1.98        1.6513   -3   1   4         4
                55.87         36.14        1.6457    1   3   9         4
                55.88          4.18        1.6454    3   1   2         4
                56.06          2.93        1.6406   -2   4   4         4
                56.53          9.40        1.6279   -1   5   4         4
                56.71          3.77        1.6233    2   4   3         4
                57.07          4.58        1.6137   -3   1   5         4
                57.36          3.79        1.6064    3   1   3         4
                57.61          9.21        1.6000   -2   4   5         4
                57.72          5.62        1.5972    1   5   4         4
                58.23          1.57        1.5845   -1   5   5         4
                58.87          4.32        1.5688   -3   1   6         4
                59.21          8.01        1.5604    3   1   4         4
                59.54          3.71        1.5527   -2   4   6         4
                59.68          2.18        1.5493    1   5   5         4
                60.29          4.47        1.5352   -1   5   6         4
                60.52          3.18        1.5298    2   4   5         4
                61.03         12.67        1.5183   -1   3  11         4
                61.20          1.72        1.5145    1   1  12         4
                61.43          5.62        1.5093    2   0  10         2
                61.66         19.49        1.5043    0   6   0         2
                61.78         39.79        1.5017   -3   3   1         4
                62.00          2.52        1.4969    1   5   6         4
                62.44          2.43        1.4874    0   6   2         4
                62.49          2.25        1.4863   -3   3   3         4
                62.62          2.65        1.4834    3   3   1         4
                62.96          1.94        1.4764    2   4   6         4
                63.37          1.46        1.4676   -2   2  11         4
                63.79          2.00        1.4591   -2   0  12         2
                64.12          3.78        1.4523    1   3  11         4
                64.32          2.75        1.4483    0   2  13         4
                65.18          2.22        1.4314    2   2  10         4
                66.14          1.26        1.4127    1   1  13         4
                66.26          3.12        1.4106    0   4  11         4
                67.54          1.97        1.3869   -1   1  14         4
                69.37          6.18        1.3547    2   2  11         4
                69.86         20.88        1.3465   -1   3  13         4
                70.30         10.22        1.3391    2   0  12         2
                70.52          5.11        1.3354    0   4  12         4
                71.27          1.22        1.3232    1   1  14         4
                71.79          6.85        1.3149   -2   2  13         4
                72.71         12.48        1.3006    2   6   0         4
                72.81          6.64        1.2989   -4   0   2         2
                72.90          1.16        1.2976   -2   0  14         2
                72.90         11.66        1.2975   -2   6   2         4
                73.14          5.65        1.2940    4   0   0         2
                73.28          2.53        1.2918    1   3  13         4
                73.47          6.00        1.2890   -3   3   9         4
                73.60          5.55        1.2869    0   6   8         4
                73.96          6.00        1.2815    3   3   7         4
                74.54          6.58        1.2731   -2   6   4         4
                74.89          3.80        1.2679    4   0   2         2
                75.03          4.29        1.2659    0   4  13         4
                76.12          1.73        1.2505   -1   7   1         4
                76.27          1.03        1.2485   -4   2   1         4
                76.37          1.83        1.2471   -2   2  14         4
                76.46          2.01        1.2458   -4   0   6         2
                76.60          3.96        1.2438    2   6   4         4
                76.70          2.91        1.2425    0   0  16         2
                77.83          2.32        1.2273    3   5   2         4
                78.05          1.36        1.2244    1   7   3         4
                78.46          3.26        1.2190   -4   2   5         4
                78.51          3.18        1.2184    2   2  13         4
                79.40          2.56        1.2068    1   7   4         4
                79.61          1.25        1.2042   -1   3  15         4
                79.72          1.30        1.2029    4   2   3         4
                79.79          3.27        1.2020   -3   3  11         4
                79.98          2.65        1.1996    0   6  10         4
                80.39          2.79        1.1945    3   3   9         4
                80.39          1.44        1.1944   -3   5   6         4
                80.70          3.15        1.1907    3   5   4         4
                81.10          1.44        1.1858    1   7   5         4
                81.21          1.21        1.1845   -2   2  15         4
                81.64          1.82        1.1793   -4   2   7         4
                83.40          1.77        1.1589    1   3  15         4
                83.51          1.01        1.1576    4   2   5         4
                83.77          1.03        1.1547   -1   7   7         4
                85.72          1.24        1.1333    3   1  12         4
                85.99          1.66        1.1305    2   6   8         4
                86.53          1.53        1.1249   -2   4  14         4
                87.61          1.04        1.1137    0   6  12         4
                87.70          9.93        1.1128   -2   6  10         4
                88.08          1.18        1.1090    3   3  11         4
                88.17          1.47        1.1081   -1   5  14         4
                88.40          4.90        1.1058    4   0   8         2
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.