Cohenite Herbstein F H, Smuts J Acta Crystallographica 17 (1964) 1331-1332 Comparison of X-ray and neutron-diffraction refinements of the structure of cementite Fe3C Locality: synthetic _database_code_amcsd 0019097 CELL PARAMETERS: 5.0900 6.7480 4.5230 90.000 90.000 90.000 SPACE GROUP: Pnma X-RAY WAVELENGTH: 1.541838 Cell Volume: 155.353 Density (g/cm3): 7.675 MAX. ABS. INTENSITY / VOLUME**2: 52.11177642 RIR: 2.211 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 26.42 1.77 3.3740 0 2 0 2 35.27 3.85 2.5450 2 0 0 2 37.66 31.12 2.3883 1 2 1 8 37.78 20.40 2.3813 2 1 0 4 39.86 20.45 2.2615 0 0 2 2 40.68 18.29 2.2180 2 0 1 4 42.92 57.29 2.1071 2 1 1 8 43.80 54.17 2.0667 1 0 2 4 44.60 65.66 2.0318 2 2 0 4 45.01 100.00 2.0140 0 3 1 4 45.92 52.09 1.9761 1 1 2 8 48.46 5.41 1.8785 0 2 2 4 48.62 29.10 1.8728 1 3 1 8 49.16 43.69 1.8534 2 2 1 8 51.88 18.33 1.7624 1 2 2 8 54.26 2.71 1.6905 2 0 2 4 54.38 5.89 1.6870 0 4 0 2 54.44 10.15 1.6854 2 3 0 4 56.08 5.11 1.6398 2 1 2 8 58.06 14.62 1.5886 3 0 1 4 58.44 2.56 1.5793 2 3 1 8 59.81 5.23 1.5463 3 1 1 8 60.87 1.97 1.5219 1 3 2 8 61.34 7.22 1.5114 2 2 2 8 61.42 2.71 1.5095 1 4 1 8 66.10 2.77 1.4135 1 1 3 8 66.49 3.98 1.4061 2 4 0 4 69.57 1.90 1.3514 2 3 2 8 70.08 1.25 1.3427 2 4 1 8 70.93 16.53 1.3288 1 2 3 8 73.18 2.36 1.2933 0 5 1 4 75.51 5.01 1.2591 3 2 2 8 75.91 1.81 1.2534 1 5 1 8 78.00 14.73 1.2249 4 0 1 4 78.68 16.90 1.2161 1 3 3 8 79.53 1.51 1.2052 4 1 1 8 80.57 5.91 1.1923 2 5 0 4 83.12 18.96 1.1620 3 3 2 8 83.61 1.12 1.1565 3 4 1 8 83.93 13.51 1.1529 2 5 1 8 84.06 1.40 1.1514 4 2 1 8 85.97 2.24 1.1307 0 0 4 2 86.04 9.55 1.1300 1 5 2 8 86.32 11.97 1.1270 3 0 3 4 86.54 6.17 1.1247 0 6 0 2 87.82 2.16 1.1116 3 1 3 8 88.22 11.59 1.1076 4 3 0 4 88.60 6.32 1.1038 1 0 4 4 89.22 3.34 1.0977 1 4 3 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.