Ferrosilite
      Sueno S, Cameron M, Prewitt C T
      American Mineralogist 61 (1976) 38-53
      Orthoferrosilite: High-temperature crystal chemistry
      T = 900 deg C
      _database_code_amcsd 0000491

      CELL PARAMETERS:   18.5960   9.1685   5.3113   90.000   90.000   90.000
      SPACE GROUP: Pbca      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    905.563
      Density (g/cm3):      3.870
      MAX. ABS. INTENSITY / VOLUME**2:      8.596671542    
      RIR:      0.723
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                13.56         62.35        6.5284    2   1   0         4
                19.09         65.62        4.6490    4   0   0         2
                19.90          2.74        4.4616    1   1   1         8
                21.57          7.05        4.1200    2   1   1         8
                25.67          3.95        3.4704    0   2   1         4
                27.29         15.12        3.2684    4   1   1         8
                27.32         75.05        3.2642    4   2   0         4
                27.43         77.39        3.2513    2   2   1         8
                29.50         83.32        3.0281    3   2   1         8
                30.44        100.00        2.9361    6   1   0         4
                30.80          3.96        2.9034    2   3   0         4
                30.93         21.06        2.8911    5   1   1         8
                32.19         45.61        2.7810    4   2   1         8
                34.10         11.60        2.6290    1   0   2         4
                34.19         83.19        2.6225    1   3   1         8
                34.92          5.91        2.5696    6   1   1         8
                35.14         25.72        2.5535    2   0   2         4
                35.23         50.35        2.5476    2   3   1         8
                35.38         38.66        2.5373    5   2   1         8
                35.52          7.43        2.5271    1   1   2         8
                36.53          1.65        2.4599    2   1   2         8
                36.82         45.55        2.4411    3   0   2         4
                36.90         14.58        2.4358    3   3   1         8
                38.15          4.71        2.3589    3   1   2         8
                38.74          5.77        2.3245    8   0   0         2
                39.06          5.39        2.3059    4   0   2         4
                39.14          4.86        2.3016    4   3   1         8
                39.17          4.95        2.3000    7   1   1         8
                39.51          2.19        2.2806    1   2   2         8
                40.33          2.95        2.2363    4   1   2         8
                41.50          1.12        2.1761    6   3   0         4
                41.80         38.90        2.1612    5   0   2         4
                41.87         40.14        2.1576    5   3   1         8
                41.93          6.04        2.1546    3   2   2         8
                42.87         13.76        2.1095    7   2   1         8
                43.00         12.68        2.1036    5   1   2         8
                43.27          3.10        2.0912    1   4   1         8
                43.64          2.76        2.0743    8   1   1         8
                43.66          4.00        2.0732    8   2   0         4
                44.05          2.48        2.0558    4   4   0         4
                44.12          9.27        2.0526    2   4   1         8
                45.02         27.54        2.0137    6   3   1         8
                45.52          3.44        1.9928    3   4   1         8
                47.05          9.76        1.9313    8   2   1         8
                47.42          2.64        1.9172    4   4   1         8
                47.68          1.80        1.9073    3   3   2         8
                48.47         17.31        1.8782    7   0   2         4
                48.53          7.17        1.8758    7   3   1         8
                49.37          2.99        1.8459    6   2   2         8
                49.52          1.83        1.8408    4   3   2         8
                49.54          1.68        1.8399    7   1   2         8
                49.78          5.73        1.8316    5   4   1         8
                50.05          1.03        1.8225   10   1   0         4
                50.75         20.81        1.7990    2   5   0         4
                51.47          4.24        1.7754    9   2   1         8
                52.30          2.12        1.7491    8   0   2         4
                52.37          5.07        1.7472    8   3   1         8
                52.66          6.88        1.7380    7   2   2         8
                53.00          1.09        1.7277    1   4   2         8
                53.32          2.67        1.7181    8   1   2         8
                53.64          3.63        1.7087    2   1   3         8
                53.74          4.41        1.7057    2   4   2         8
                53.80          2.65        1.7040    2   5   1         8
                54.95          1.29        1.6709    3   4   2         8
                55.01          1.60        1.6693    3   5   1         8
                55.65         26.86        1.6515    0   2   3         4
                55.89          2.59        1.6451    1   2   3         8
                56.37          1.59        1.6321    8   4   0         4
                56.42         10.51        1.6308    9   0   2         4
                56.48         20.59        1.6292    9   3   1         8
                57.39          4.60        1.6056    9   1   2         8
                58.48          6.85        1.5782    6   5   0         4
                58.77          4.25        1.5711    5   5   1         8
                59.67         10.55        1.5497   12   0   0         2
                60.23          3.53        1.5364    9   2   2         8
                60.60         17.90        1.5281    0   6   0         2
                60.65          5.76        1.5268    1   3   3         8
                60.86         17.59        1.5220   10   3   1         8
                60.96          1.48        1.5198   11   2   1         8
                61.27          2.06        1.5128    6   5   1         8
                61.33         23.59        1.5116    2   3   3         8
                61.67          2.37        1.5040    1   5   2         8
                63.45          8.21        1.4661    3   5   2         8
                64.15          2.08        1.4517    4   6   0         4
                64.15          2.40        1.4516    7   5   1         8
                65.45          7.58        1.4261   11   0   2         4
                65.50         18.96        1.4251   11   3   1         8
                65.95          1.30        1.4165    5   3   3         8
                66.02          1.50        1.4150   12   2   1         8
                66.33          5.94        1.4092   11   1   2         8
                66.76          5.10        1.4011    0   4   3         4
                66.92          2.40        1.3982    5   5   2         8
                68.30         16.94        1.3733    6   3   3         8
                69.86          2.80        1.3463    8   2   3         8
                70.39          7.08        1.3376   12   3   1         8
                70.98          1.10        1.3278    0   0   4         2
                71.03          1.06        1.3271    7   3   3         8
                71.19          4.86        1.3244   12   1   2         8
                71.31          1.31        1.3225   13   2   1         8
                71.81          3.27        1.3146   14   1   0         4
                71.81          1.22        1.3145    2   0   4         4
                71.97          1.09        1.3121    7   5   2         8
                72.02          6.44        1.3112    2   6   2         8
                72.05          2.44        1.3108    1   1   4         8
                72.67          1.29        1.3012    2   1   4         8
                72.85          2.96        1.2984    3   0   4         4
                73.05          8.89        1.2952    3   6   2         8
                74.28          3.21        1.2769    8   6   0         4
                74.29          5.50        1.2768    4   0   4         4
                74.58          1.15        1.2724    1   2   4         8
                74.76          1.29        1.2699   10   1   3         8
                75.05          2.23        1.2657    8   5   2         8
                75.31          2.97        1.2619    2   5   3         8
                75.49          1.17        1.2594   13   0   2         4
                76.12          1.40        1.2505    5   0   4         4
                76.32          3.97        1.2477    5   6   2         8
                78.49          5.35        1.2186    9   5   2         8
                80.94          1.34        1.1877    7   0   4         4
                81.14          2.64        1.1853    7   6   2         8
                83.10          1.71        1.1623   16   0   0         2
                83.92          2.38        1.1530    8   0   4         4
                86.03          2.37        1.1301   12   2   3         8
                86.44          2.56        1.1257   11   5   2         8
                87.48          3.87        1.1151    9   6   2         8
                87.71          1.21        1.1127    4   8   0         4
                87.76          1.67        1.1122    2   8   1         8
                88.74          3.31        1.1024    3   8   1         8
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.