Fe7C3
      Bouchard J
      Annales de Chimie 1967 (1967) 353-366
      Etude structurale des carbures de manganese
      _cod_database_code 1008937
      _database_code_amcsd 0016801

      CELL PARAMETERS:    4.5370   6.8920  11.9130   90.000   90.000   90.000
      SPACE GROUP: Pnma      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    372.508
      Density (g/cm3):      7.612
      MAX. ABS. INTENSITY / VOLUME**2:      54.61548826    
      RIR:      2.336
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                25.89          1.13        3.4407    0   1   3         4
                27.90          1.98        3.1973    1   1   2         8
                29.90          5.93        2.9881    1   0   3         4
                29.96          1.65        2.9828    0   2   2         4
                33.51         10.55        2.6742    1   2   1         8
                36.07          2.33        2.4897    1   0   4         4
                38.44          3.10        2.3416    1   1   4         8
                39.73          1.82        2.2685    2   0   0         2
                39.93         23.73        2.2576    1   2   3         8
                39.97         17.66        2.2558    0   3   1         4
                40.01         18.29        2.2533    0   2   4         4
                40.04         16.17        2.2518    0   1   5         4
                42.64         64.42        2.1204    2   1   1         8
                42.65         35.58        2.1200    2   0   2         4
                42.87         20.97        2.1094    1   0   5         4
                44.87         37.53        2.0199    1   3   1         8
                44.92         35.85        2.0181    1   2   4         8
                44.94         38.45        2.0171    1   1   5         8
                45.62         10.91        1.9885    0   3   3         4
                45.69          7.71        1.9855    0   0   6         2
                46.88         29.28        1.9380    1   3   2         8
                48.02          2.53        1.8948    2   2   0         4
                48.04          4.78        1.8939    2   1   3         8
                50.08         32.00        1.8213    1   3   3         8
                50.15         11.34        1.8189    1   0   6         4
                50.55         22.59        1.8056    2   2   2         8
                50.58         12.81        1.8046    2   0   4         4
                50.74          1.55        1.7991    1   2   5         8
                52.00          9.25        1.7587    1   1   6         8
                53.16          5.75        1.7230    0   4   0         2
                53.25         11.22        1.7204    0   2   6         4
                54.34         16.31        1.6884    1   3   4         8
                57.76          1.59        1.5962    1   4   1         8
                57.87          5.90        1.5934    1   0   7         4
                59.55          1.19        1.5525    1   1   7         8
                62.07          2.66        1.4953    2   3   3         8
                62.19          2.94        1.4926    1   4   3         8
                62.25          2.62        1.4914    0   4   4         4
                65.93          5.24        1.4168    1   4   4         8
                66.03          2.08        1.4149    1   0   8         4
                68.17          2.56        1.3756    3   2   1         8
                68.44          1.18        1.3708    2   2   6         8
                69.71          1.02        1.3489    3   2   2         8
                70.51          1.39        1.3355    2   1   7         8
                71.26          1.11        1.3234    3   1   4         8
                72.25          5.21        1.3076    3   2   3         8
                74.28          2.77        1.2768    3   0   5         4
                75.72          5.69        1.2562    3   3   1         8
                75.75          5.46        1.2557    3   2   4         8
                75.77          5.41        1.2555    3   1   5         8
                77.20          4.27        1.2357    3   3   2         8
                79.48          1.62        1.2059    1   5   4         8
                79.65          4.89        1.2038    3   3   3         8
                79.70          1.51        1.2031    3   0   6         4
                80.50          2.33        1.1931    0   5   5         4
                80.65          1.57        1.1913    0   0  10         2
                81.15          2.36        1.1852    3   1   6         8
                82.24         10.39        1.1723    2   5   1         8
                82.33          8.65        1.1712    2   3   7         8
                82.36         13.23        1.1708    2   2   8         8
                83.05          2.08        1.1629    3   3   4         8
                83.84          6.74        1.1539    1   5   5         8
                83.99          2.52        1.1522    1   0  10         4
                84.31          6.99        1.1487    0   6   0         2
                84.47         13.62        1.1469    0   3   9         4
                85.43          1.53        1.1365    1   1  10         8
                85.64          6.69        1.1343    4   0   0         2
                89.13          2.50        1.0986    1   5   6         8
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.