Ferrosilite
      Sueno S, Cameron M, Prewitt C T
      American Mineralogist 61 (1976) 38-53
      Orthoferrosilite: High-temperature crystal chemistry
      T = 400 deg C
      _database_code_amcsd 0000488

      CELL PARAMETERS:   18.4840   9.1240   5.2593   90.000   90.000   90.000
      SPACE GROUP: Pbca      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    886.970
      Density (g/cm3):      3.951
      MAX. ABS. INTENSITY / VOLUME**2:      9.104138654    
      RIR:      0.750
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                13.64         56.62        6.4930    2   1   0         4
                19.21         69.88        4.6210    4   0   0         2
                21.75         11.38        4.0868    2   1   1         8
                25.85          7.22        3.4462    0   2   1         4
                26.31          1.33        3.3878    1   2   1         8
                27.47         70.72        3.2465    4   2   0         4
                27.49         12.29        3.2445    4   1   1         8
                27.63         65.09        3.2290    2   2   1         8
                29.70         77.08        3.0077    3   2   1         8
                30.63        100.00        2.9188    6   1   0         4
                30.95          2.06        2.8889    2   3   0         4
                31.15         22.40        2.8708    5   1   1         8
                32.41         56.24        2.7625    4   2   1         8
                34.41         86.73        2.6065    1   3   1         8
                34.45         16.48        2.6034    1   0   2         4
                35.16          7.67        2.5521    6   1   1         8
                35.45         63.13        2.5321    2   3   1         8
                35.49         31.46        2.5293    2   0   2         4
                35.62         38.95        2.5208    5   2   1         8
                35.87          7.58        2.5035    1   1   2         8
                37.14          7.13        2.4210    3   3   1         8
                37.17         42.02        2.4186    3   0   2         4
                38.51          6.31        2.3378    3   1   2         8
                38.98          5.36        2.3105    8   0   0         2
                39.39          3.64        2.2876    4   3   1         8
                39.44          4.85        2.2847    7   1   1         8
                39.87          2.15        2.2611    1   2   2         8
                40.70          2.30        2.2170    4   1   2         8
                41.73          1.42        2.1643    6   3   0         4
                42.14         41.55        2.1445    5   3   1         8
                42.17         45.06        2.1428    5   0   2         4
                42.30          7.51        2.1369    3   2   2         8
                43.16         14.60        2.0960    7   2   1         8
                43.38         16.11        2.0861    5   1   2         8
                43.52          4.07        2.0794    1   4   1         8
                43.93          4.69        2.0612    8   2   0         4
                43.94          2.70        2.0607    8   1   1         8
                44.28          3.45        2.0454    4   4   0         4
                44.38          8.16        2.0410    2   4   1         8
                45.31         42.00        2.0015    6   3   1         8
                45.79          2.59        1.9815    3   4   1         8
                47.37         13.92        1.9191    8   2   1         8
                47.71          3.02        1.9063    4   4   1         8
                48.06          1.32        1.8930    3   3   2         8
                48.85          4.99        1.8644    7   3   1         8
                48.88         20.39        1.8633    7   0   2         4
                49.78          3.45        1.8318    6   2   2         8
                49.91          1.60        1.8271    4   3   2         8
                49.96          1.65        1.8256    7   1   2         8
                50.09          6.87        1.8211    5   4   1         8
                51.01         23.43        1.7902    2   5   0         4
                51.82          2.96        1.7642    9   2   1         8
                52.71          3.99        1.7366    8   3   1         8
                53.09          7.99        1.7250    7   2   2         8
                53.40          1.10        1.7156    1   4   2         8
                53.76          3.51        1.7051    8   1   2         8
                54.12          4.29        1.6947    2   5   1         8
                54.14          4.02        1.6939    2   4   2         8
                54.19          3.01        1.6925    2   1   3         8
                55.34          1.48        1.6602    3   5   1         8
                55.37          1.11        1.6594    3   4   2         8
                55.41          1.58        1.6581    3   1   3         8
                56.08          1.09        1.6401    7   4   1         8
                56.21         23.65        1.6364    0   2   3         4
                56.45          7.98        1.6301    1   2   3         8
                56.71          1.31        1.6232    8   4   0         4
                56.86         20.78        1.6194    9   3   1         8
                56.89         12.85        1.6186    9   0   2         4
                57.86          4.51        1.5937    9   1   2         8
                58.82          9.56        1.5700    6   5   0         4
                59.13          4.05        1.5624    5   5   1         8
                59.20          1.14        1.5607    5   1   3         8
                60.06         12.72        1.5403   12   0   0         2
                60.71          3.59        1.5254    9   2   2         8
                60.92         22.56        1.5207    0   6   0         2
                61.23         17.79        1.5137    1   3   3         8
                61.27         26.35        1.5128   10   3   1         8
                61.38          1.64        1.5104   11   2   1         8
                61.65          2.22        1.5044    6   5   1         8
                61.91         18.51        1.4987    2   3   3         8
                62.02          1.17        1.4964    5   2   3         8
                62.12          2.85        1.4943    1   5   2         8
                63.04          1.84        1.4747    3   3   3         8
                63.91         11.86        1.4567    3   5   2         8
                64.51          2.77        1.4445    4   6   0         4
                64.56          2.25        1.4436    7   5   1         8
                64.58          1.06        1.4430    7   4   2         8
                65.95         21.99        1.4165   11   3   1         8
                65.97         12.61        1.4160   11   0   2         4
                66.49          2.17        1.4063   12   2   1         8
                66.56          4.08        1.4049    5   3   3         8
                66.87          6.14        1.3992   11   1   2         8
                67.32          2.56        1.3910    7   2   3         8
                67.37          5.23        1.3900    0   4   3         4
                67.41          3.79        1.3893    5   5   2         8
                68.93         15.62        1.3623    6   3   3         8
                70.52          2.12        1.3354    8   2   3         8
                70.88          8.30        1.3295   12   3   1         8
                71.68          3.14        1.3166    7   3   3         8
                71.77          6.03        1.3152   12   1   2         8
                71.79          2.12        1.3148    0   0   4         2
                71.82          1.46        1.3144   13   2   1         8
                72.00          1.94        1.3115    1   0   4         4
                72.31          3.57        1.3067   14   1   0         4
                72.50          1.89        1.3037    7   5   2         8
                72.53          7.67        1.3033    2   6   2         8
                72.86          2.66        1.2982    1   1   4         8
                73.49          1.60        1.2887    2   1   4         8
                73.57         10.71        1.2874    3   6   2         8
                73.67          1.40        1.2859    3   0   4         4
                74.73          3.74        1.2702    8   6   0         4
                75.12          8.83        1.2646    4   0   4         4
                75.21          1.04        1.2634    0   2   4         4
                75.46          1.07        1.2598   10   1   3         8
                75.61          2.61        1.2576    8   5   2         8
                75.97          2.66        1.2526    2   5   3         8
                76.10          1.01        1.2507   13   0   2         4
                76.87          5.41        1.2401    5   6   2         8
                77.00          1.06        1.2384    3   5   3         8
                79.09          7.49        1.2109    9   5   2         8
                80.04          1.25        1.1988    6   1   4         8
                80.31          1.26        1.1955    5   2   4         8
                81.57          1.85        1.1802   14   3   1         8
                81.74          4.15        1.1781    7   6   2         8
                83.27          1.05        1.1603   15   2   1         8
                83.72          2.61        1.1552   16   0   0         2
                84.85          4.23        1.1427    8   0   4         4
                86.84          2.68        1.1216   12   2   3         8
                87.12          2.92        1.1187   11   5   2         8
                87.40          1.35        1.1158   15   0   2         4
                88.15          5.92        1.1083    9   6   2         8
                88.25          1.51        1.1073    4   8   0         4
                88.32          1.78        1.1066    2   8   1         8
                89.32          4.75        1.0968    3   8   1         8
                89.47          1.74        1.0953   16   2   1         8
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.