Hematite-proto Gualtieri A, Venturelli P American Mineralogist 84 (1999) 895-904 In situ study of the goethite-hematite phase transformation by real time synchrotron powder diffraction Sample at T = 313 C _database_code_amcsd 0002228 CELL PARAMETERS: 5.0145 5.0145 13.6920 90.000 90.000 120.000 SPACE GROUP: R-3c X-RAY WAVELENGTH: 1.541838 Cell Volume: 298.162 Density (g/cm3): 4.890 MAX. ABS. INTENSITY / VOLUME**2: 34.45691225 RIR: 2.295 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 24.27 36.50 3.6671 0 1 2 6 33.33 100.00 2.6883 1 0 4 6 35.81 67.94 2.5073 1 1 0 6 39.49 2.00 2.2820 0 0 6 2 41.07 21.72 2.1975 1 1 3 12 43.74 2.64 2.0697 2 0 2 6 49.73 26.20 1.8336 0 2 4 6 54.36 38.02 1.6876 1 1 6 12 57.76 2.08 1.5961 1 2 2 12 57.91 3.65 1.5923 0 1 8 6 62.78 16.12 1.4800 2 1 4 12 64.36 17.76 1.4476 3 0 0 6 69.99 1.01 1.3441 2 0 8 6 72.37 5.13 1.3058 1 0 10 6 72.70 1.00 1.3006 1 1 9 12 81.20 1.05 1.1846 1 2 8 12 83.46 2.11 1.1582 0 2 10 6 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.