Richterite
      Gunter M E, Dyar M D, Twamley B, Foit F F, Cornelius S
      American Mineralogist 88 (2003) 1970-1978
      Composition, Fe3+/Sum(Fe), and crystal structure of non-asbestiform and
      asbestiform amphiboles from Libby, Montana, U.S.A.
      _database_code_amcsd 0003186

      CELL PARAMETERS:    9.8787  18.0240   5.2875   90.000  104.377   90.000
      SPACE GROUP: C2/m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    911.975
      Density (g/cm3):      3.019
      MAX. ABS. INTENSITY / VOLUME**2:      5.956110996    
      RIR:      0.642
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 9.81         18.17        9.0120    0   2   0         2
                10.47         69.11        8.4520    1   1   0         4
                17.43          2.58        5.0883    1   3   0         4
                18.18         26.77        4.8804   -1   1   1         4
                18.54          4.29        4.7847    2   0   0         2
                19.70         23.59        4.5060    0   4   0         2
                19.94          2.03        4.4530    0   2   1         4
                21.02          3.21        4.2260    2   2   0         4
                22.18          4.30        4.0081    1   1   1         4
                22.95         20.41        3.8746   -1   3   1         4
                26.27         61.08        3.3928    1   3   1         4
                27.18         41.90        3.2803    2   4   0         4
                28.42         64.12        3.1410    3   1   0         4
                29.50          2.34        3.0277   -3   1   1         4
                30.23         37.57        2.9569    2   2   1         4
                30.43          7.31        2.9378   -1   5   1         4
                31.76         13.89        2.8173    3   3   0         4
                32.75         25.32        2.7348   -3   3   1         4
                33.05        100.00        2.7104    1   5   1         4
                34.62         35.36        2.5912    0   6   1         4
                35.04          7.00        2.5610    0   0   2         2
                35.41         60.86        2.5349   -2   0   2         2
                36.83          1.70        2.4402   -2   2   2         4
                37.33          2.31        2.4088   -2   6   1         4
                37.65          5.58        2.3888    3   5   0         4
                38.51         32.39        2.3379   -3   5   1         4
                38.69         14.40        2.3273   -4   2   1         4
                39.24         17.48        2.2957   -1   7   1         4
                39.60         19.43        2.2760   -3   1   2         4
                39.75          1.35        2.2675    3   3   1         4
                40.85          7.56        2.2093   -2   4   2         4
                41.38          5.03        2.1822    1   7   1         4
                41.67         31.22        2.1674    2   6   1         4
                42.16          5.16        2.1434   -3   3   2         4
                42.40          1.95        2.1316   -1   5   2         4
                44.06         17.18        2.0555    2   0   2         2
                44.74         11.37        2.0255    3   5   1         4
                44.97          8.61        2.0156   -4   0   2         2
                45.26          4.30        2.0035    3   7   0         4
                46.00          1.20        1.9732   -3   7   1         4
                46.32          4.71        1.9602    1   9   0         4
                46.35          1.09        1.9589    1   5   2         4
                46.83          2.05        1.9401    4   2   1         4
                46.94          2.78        1.9356   -3   5   2         4
                47.79          7.70        1.9032    5   1   0         4
                48.44          2.94        1.8793   -4   6   1         4
                48.69          2.54        1.8701    2   4   2         4
                48.90          9.21        1.8626   -1   9   1         4
                49.41          2.29        1.8444   -1   7   2         4
                49.54          3.26        1.8399   -4   4   2         4
                50.02          3.23        1.8236    5   3   0         4
                50.65          3.06        1.8024    0  10   0         2
                50.71          1.74        1.8004    1   9   1         4
                52.34          4.82        1.7481   -5   1   2         4
                53.93          1.06        1.7002    0  10   1         4
                54.23          1.14        1.6916    0   8   2         4
                54.38          6.95        1.6872   -1   3   3         4
                54.49          6.53        1.6840   -2   8   2         4
                54.54          1.04        1.6825   -3   1   3         4
                54.72          1.55        1.6776   -3   9   1         4
                54.72          5.38        1.6775    0   2   3         4
                55.45         25.03        1.6571    4   6   1         4
                56.07          7.22        1.6402    4   8   0         4
                57.02         10.86        1.6150    1  11   0         4
                57.81          3.80        1.5949    6   0   0         2
                58.41         20.53        1.5801   -1   5   3         4
                59.02          4.52        1.5651    4   0   2         2
                59.15          1.54        1.5620    2  10   1         4
                59.26          1.02        1.5593   -5   7   1         4
                60.26         10.21        1.5357   -6   0   2         2
                60.97          3.81        1.5197    1   9   2         4
                61.26         19.63        1.5131   -2   6   3         4
                61.41          5.11        1.5097    5   5   1         4
                61.75          2.20        1.5022   -4   8   2         4
                61.76          9.85        1.5020    0  12   0         2
                62.58          1.34        1.4843    0   6   3         4
                62.86          3.87        1.4784    4   4   2         4
                63.04          1.75        1.4747    2   2   3         4
                63.31          1.93        1.4689   -2  10   2         4
                63.87          4.08        1.4575    3  11   0         4
                64.06          3.34        1.4536   -6   4   2         4
                64.15          2.90        1.4518   -1   7   3         4
                64.58          1.09        1.4432   -4  10   1         4
                64.66         26.47        1.4415   -6   6   1         4
                64.76          1.53        1.4396    4  10   0         4
                65.45          1.64        1.4260   -5   3   3         4
                66.39          1.02        1.4081    6   2   1         4
                68.27         10.87        1.3738    5   1   2         4
                68.88          2.40        1.3631    7   1   0         4
                69.09          4.61        1.3595   -5   5   3         4
                70.07          3.13        1.3429    5   3   2         4
                70.19          6.75        1.3410    1  11   2         4
                70.35          4.84        1.3383    2   6   3         4
                70.64          3.47        1.3334   -3  11   2         4
                71.40          1.21        1.3211   -1   9   3         4
                71.44          1.85        1.3205   -5   9   2         4
                71.85          7.83        1.3139   -7   5   1         4
                72.15          5.76        1.3093   -1   1   4         4
                72.63          1.16        1.3017    6   8   0         4
                73.03          5.47        1.2956    0  12   2         4
                73.25         13.15        1.2922   -2  12   2         4
                73.30          1.09        1.2915   -3   9   3         4
                73.54          2.26        1.2879    6   6   1         4
                73.90          2.00        1.2825   -1   3   4         4
                74.03          3.27        1.2805    0   0   4         2
                74.93          4.67        1.2674   -4   0   4         2
                77.08          1.06        1.2374   -7   7   1         4
                77.89          1.42        1.2264   -2  14   1         4
                78.06          1.06        1.2243    6   0   2         2
                80.10          7.46        1.1981   -5  11   2         4
                80.26          2.05        1.1962    8   0   0         2
                82.52          1.02        1.1689   -6  10   2         4
                82.72          3.96        1.1667    2   0   4         2
                82.98          1.44        1.1636   -8   4   2         4
                83.78          1.24        1.1546    4   6   3         4
                86.12          2.29        1.1291    7   9   0         4
                86.90          1.01        1.1210    5   3   3         4
                87.81          1.51        1.1117   -6   4   4         4
                88.29          1.07        1.1069   -7   7   3         4
                88.97          1.09        1.1002    0  16   1         4
                89.42          1.48        1.0958    3   1   4         4
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.