Bityite
      Gatta G D, Nenert G, Guastella G, Lotti P, Guastoni A, Rizzato S
      Mineralogical Magazine 78 (2014) 55-72
      A single-crystal neutron and X-ray diffraction study of a Li,Be-bearing brittle mica
      Note: X-ray, T = 100 K
      Locality: Harding pegmatite, New Mexico, USA
      _database_code_amcsd 0020138

      CELL PARAMETERS:    5.0864   8.8186  19.1098   90.000   95.445   90.000
      SPACE GROUP: C2/c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    853.301
      Density (g/cm3):      3.040
      MAX. ABS. INTENSITY / VOLUME**2:      4.466671365    
      RIR:      0.478
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 9.30         17.37        9.5118    0   0   2         2
                18.66          2.80        4.7559    0   0   4         2
                20.14          5.39        4.4093    0   2   0         2
                20.22         16.96        4.3911    1   1   0         4
                20.38         51.42        4.3579   -1   1   1         4
                20.68          4.72        4.2954    0   2   1         4
                21.14         19.09        4.2035    1   1   1         4
                22.22         12.39        4.0004    0   2   2         4
                23.00          6.70        3.8675    1   1   2         4
                23.68         34.00        3.7577   -1   1   3         4
                24.59         29.59        3.6201    0   2   3         4
                26.47         47.39        3.3673   -1   1   4         4
                27.59         44.48        3.2334    0   2   4         4
                28.14         75.16        3.1706    0   0   6         2
                28.78         55.23        3.1015    1   1   4         4
                29.78          3.29        3.0003   -1   1   5         4
                31.05         54.84        2.8806    0   2   5         4
                32.38         35.23        2.7651    1   1   5         4
                33.47         32.39        2.6772   -1   1   6         4
                34.85          1.30        2.5742    0   2   6         4
                35.31          2.11        2.5422    1   3   0         4
                35.40         23.55        2.5357   -1   3   1         4
                35.46          9.91        2.5317    2   0   0         2
                35.83         56.31        2.5064   -2   0   2         2
                35.86        100.00        2.5042    1   3   1         4
                36.29         13.14        2.4757    1   1   6         4
                37.46          6.14        2.4010   -1   1   7         4
                37.48         36.29        2.3994   -1   3   3         4
                37.62         20.52        2.3908    2   0   2         2
                38.67          5.02        2.3283   -2   0   4         2
                38.79         12.55        2.3217    1   3   3         4
                38.93          6.15        2.3135    0   2   7         4
                40.99          2.32        2.2018   -2   2   1         4
                41.11          1.46        2.1955    2   2   0         4
                41.22          1.21        2.1900    0   4   1         4
                41.68          2.02        2.1670   -1   1   8         4
                41.78         17.33        2.1619   -1   3   5         4
                41.80          2.85        2.1609    2   2   1         4
                41.99          7.20        2.1517    2   0   4         2
                42.07          2.28        2.1477    0   4   2         4
                42.45          5.14        2.1296   -2   2   3         4
                43.04          2.96        2.1017    2   2   2         4
                43.46          5.18        2.0824    0   4   3         4
                43.58         26.39        2.0768   -2   0   6         2
                43.76         52.74        2.0687    1   3   5         4
                44.78          9.24        2.0239    2   2   3         4
                45.34         12.05        2.0002    0   4   4         4
                45.99          9.06        1.9732   -2   2   5         4
                47.67          3.59        1.9075    0   4   5         4
                47.81         23.45        1.9024    0   0  10         2
                47.81         10.04        1.9023   -1   3   7         4
                48.07          5.61        1.8928    2   0   6         2
                48.45          5.13        1.8788   -2   2   6         4
                49.62          1.99        1.8373    2   2   5         4
                50.07          2.98        1.8217   -2   0   8         2
                50.30          5.25        1.8139    1   3   7         4
                52.38          1.36        1.7467    0   2  10         4
                52.62          1.33        1.7393    2   2   6         4
                54.50          1.64        1.6837   -2   2   8         4
                55.17         14.46        1.6648   -1   3   9         4
                55.25          2.16        1.6626    2   4   0         4
                55.47          7.33        1.6566    2   0   8         2
                56.01          2.86        1.6417   -3   1   3         4
                56.32          2.29        1.6334   -2   4   3         4
                56.80          4.15        1.6207    2   4   2         4
                57.30          4.77        1.6080    3   1   2         4
                57.58          2.74        1.6009   -2   4   4         4
                57.66          1.61        1.5987    1   5   3         4
                57.80         14.62        1.5953   -2   0  10         2
                58.06         31.13        1.5885    1   3   9         4
                58.11          8.32        1.5875   -1   5   4         4
                58.19          3.85        1.5853    0   0  12         2
                58.24          1.56        1.5842    2   4   3         4
                58.64          6.45        1.5744   -3   1   5         4
                58.88          4.05        1.5685    3   1   3         4
                59.25          8.00        1.5596   -2   4   5         4
                59.36          2.72        1.5569    1   5   4         4
                59.62          3.21        1.5508    2   2   8         4
                60.57          1.82        1.5287   -3   1   6         4
                60.87          7.72        1.5219    3   1   4         4
                61.32          4.31        1.5117   -2   4   6         4
                61.46          2.90        1.5086    1   5   5         4
                61.85          2.11        1.5001   -2   2  10         4
                62.14          5.00        1.4938   -1   5   6         4
                62.32          1.84        1.4898    2   4   5         4
                63.27         31.93        1.4698    0   6   0         2
                63.32         65.34        1.4687   -3   3   1         4
                63.48          1.20        1.4654    0   6   1         4
                63.61         47.19        1.4627   -1   3  11         4
                63.78          1.15        1.4593   -2   4   7         4
                63.94         21.58        1.4560    2   0  10         2
                63.94          2.11        1.4559    1   5   6         4
                64.72          3.52        1.4403    0   4  10         4
                64.93          2.87        1.4361    2   4   6         4
                66.86          1.09        1.3992    1   3  11         4
                67.43          1.81        1.3889    0   2  13         4
                67.78          2.12        1.3825    2   2  10         4
                68.61          1.31        1.3678   -3   1   9         4
                69.13          1.22        1.3588    0   0  14         2
                69.34          1.23        1.3552    1   1  13         4
                70.52          7.07        1.3354   -3   3   7         4
                70.64          5.92        1.3335    0   6   6         4
                70.86          5.15        1.3299    3   3   5         4
                70.89          2.16        1.3294   -1   1  14         4
                73.06         10.93        1.2952   -1   3  13         4
                73.42          6.18        1.2897    2   0  12         2
                73.59          2.24        1.2871    0   4  12         4
                74.67          2.03        1.2711    2   6   0         4
                74.70          1.44        1.2707   -4   0   2         2
                74.82          2.55        1.2689    1   1  14         4
                74.90         11.03        1.2679   -2   6   2         4
                74.98          1.71        1.2667   -2   2  13         4
                75.04          4.84        1.2659    4   0   0         2
                75.97          1.12        1.2526   -3   3   9         4
                76.14          1.30        1.2502    0   6   8         4
                76.22          1.38        1.2491    3   1   9         4
                76.33          1.05        1.2476   -2   0  14         2
                76.40          1.94        1.2466    3   3   7         4
                76.44          2.50        1.2461   -1   1  15         4
                76.67          2.35        1.2429    1   3  13         4
                76.67          2.14        1.2429   -2   6   4         4
                76.92          1.43        1.2395    4   0   2         2
                78.24          3.26        1.2218   -1   7   1         4
                78.31          1.05        1.2210   -4   2   2         4
                78.44          2.24        1.2192    0   4  13         4
                78.47          1.68        1.2188    0   2  15         4
                78.69          1.98        1.2160   -4   0   6         2
                78.87          3.57        1.2137    2   6   4         4
                78.92          2.62        1.2130   -3   5   3         4
                79.50          1.58        1.2056   -1   7   3         4
                79.91          1.21        1.2005   -2   2  14         4
                79.97          1.82        1.1997   -2   6   6         4
                80.01          2.12        1.1992    3   5   2         4
                80.32          1.68        1.1953    1   7   3         4
                80.69          3.24        1.1908   -4   2   5         4
                80.84          2.07        1.1890    0   0  16         2
                81.16          1.52        1.1851   -3   5   5         4
                81.79          2.98        1.1775    1   7   4         4
                82.10          3.36        1.1739    2   2  13         4
                82.24          1.15        1.1723   -4   2   6         4
                82.82          4.90        1.1656   -3   3  11         4
                82.85          1.45        1.1652   -3   5   6         4
                83.03          4.37        1.1631    0   6  10         4
                83.11          4.85        1.1622    3   5   4         4
                83.22          1.01        1.1609    2   6   6         4
                83.34          4.80        1.1595    3   3   9         4
                83.59          1.09        1.1568    0   4  14         4
                83.63          2.21        1.1562    1   7   5         4
                83.85          1.84        1.1538    4   2   4         4
                84.16          3.28        1.1503   -4   2   7         4
                84.23          1.06        1.1495   -1   7   6         4
                84.37          1.06        1.1480    0   2  16         4
                84.68          1.19        1.1446    3   1  11         4
                85.14          2.81        1.1396   -2   2  15         4
                86.09          1.36        1.1294    4   2   5         4
                86.55          2.04        1.1246   -1   7   7         4
                87.47          1.00        1.1151    2   2  14         4
                88.66          1.12        1.1033   -4   0  10         2
                88.74          1.29        1.1025   -3   1  14         4
                88.90          1.30        1.1009   -4   4   2         4
                89.05          2.09        1.0994    2   6   8         4
                89.06          1.31        1.0993    0   4  15         4
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.