Cohenite
      Wood I G, Vocadlo L, Knight K S, Dobson D P, Marshall W G, Price G D, Brodholt J
      Journal of Applied Crystallography 37 (2004) 82-90
      Thermal expansion and crystal structure of cementite, Fe3C, between 4 and 600 K
      determined by time-of-flight neutron powder diffraction
      Note: T = 120 K
      Locality: synthetic
      _database_code_amcsd 0019104

      CELL PARAMETERS:    5.0820   6.7380   6.5120   90.000   90.000   90.000
      SPACE GROUP: Pnma      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    222.987
      Density (g/cm3):      5.347
      MAX. ABS. INTENSITY / VOLUME**2:      33.48962772    
      RIR:      2.039
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.95          4.19        4.6825    0   1   1         4
                25.87          1.26        3.4436    1   1   1         8
                26.46          2.98        3.3690    0   2   0         2
                27.39         47.57        3.2560    0   0   2         2
                32.66        100.00        2.7416    1   0   2         4
                34.79         27.39        2.5785    1   2   1         8
                35.32          2.13        2.5410    2   0   0         2
                35.35         78.62        2.5394    1   1   2         8
                37.84         13.60        2.3776    2   1   0         4
                38.01         16.86        2.3672    2   0   1         4
                38.45          4.07        2.3413    0   2   2         4
                40.39         49.41        2.2334    2   1   1         8
                42.51         33.54        2.1265    1   2   2         8
                42.58         82.59        2.1233    0   3   1         4
                44.67         49.36        2.0287    2   2   0         4
                45.27          1.14        2.0032    2   0   2         4
                46.34         22.84        1.9591    1   3   1         8
                46.91         40.51        1.9369    2   2   1         8
                47.34          6.53        1.9201    2   1   2         8
                47.50          4.88        1.9140    1   1   3         8
                52.68          1.49        1.7374    1   3   2         8
                53.20         11.00        1.7218    2   2   2         8
                53.35         37.27        1.7174    1   2   3         8
                54.47          6.12        1.6845    0   4   0         2
                54.53          6.61        1.6828    2   3   0         4
                56.10         11.59        1.6394    3   0   1         4
                56.53          6.86        1.6280    0   0   4         2
                57.89          2.94        1.5930    3   1   1         8
                59.53          1.31        1.5528    1   4   1         8
                59.64         15.44        1.5504    1   0   4         4
                61.36          7.21        1.5109    1   1   4         8
                62.09          1.17        1.4950    2   3   2         8
                62.22         25.07        1.4921    1   3   3         8
                66.37          5.63        1.4084    1   2   4         8
                66.61          1.78        1.4040    2   4   0         4
                68.35          4.31        1.3724    3   2   2         8
                70.05          1.46        1.3433    2   1   4         8
                70.52         17.31        1.3355    3   0   3         4
                71.49          1.75        1.3196    0   5   1         4
                72.10          2.62        1.3100    3   1   3         8
                73.57          3.49        1.2874    1   4   3         8
                74.25          2.03        1.2773    1   5   1         8
                74.77          4.26        1.2697    2   2   4         8
                76.23         16.67        1.2490    3   3   2         8
                76.37         10.27        1.2470    4   0   1         4
                76.77          1.50        1.2415    3   2   3         8
                77.91          1.38        1.2262    4   1   1         8
                79.20          8.16        1.2094    1   5   2         8
                80.71          4.58        1.1905    2   5   0         4
                81.46          1.23        1.1815    1   2   5         8
                82.34          9.98        1.1711    2   5   1         8
                82.48          1.12        1.1695    4   2   1         8
                83.39          1.28        1.1590    2   0   5         4
                84.89          4.14        1.1422    2   1   5         8
                86.35          7.75        1.1267    0   3   5         4
                86.70          2.89        1.1230    0   6   0         2
                87.18          2.23        1.1181    2   5   2         8
                87.30          5.88        1.1169    1   5   3         8
                88.13          2.11        1.1085    3   2   4         8
                88.40          6.75        1.1058    4   3   0         4
                88.99          1.74        1.1000    1   3   5         8
                89.40          3.36        1.0960    2   2   5         8
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       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.