Goethite 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 = 25 C _database_code_amcsd 0002226 CELL PARAMETERS: 9.9134 3.0128 4.5800 90.000 90.000 90.000 SPACE GROUP: Pnma X-RAY WAVELENGTH: 1.541838 Cell Volume: 136.791 Density (g/cm3): 4.314 MAX. ABS. INTENSITY / VOLUME**2: 35.77540763 RIR: 2.700 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 17.90 12.44 4.9567 2 0 0 2 21.37 100.00 4.1577 1 0 1 4 26.50 10.48 3.3638 2 0 1 4 33.44 38.97 2.6798 3 0 1 4 34.85 20.61 2.5745 2 1 0 4 35.67 4.92 2.5170 0 1 1 4 36.25 13.25 2.4783 4 0 0 2 36.84 59.89 2.4396 1 1 1 8 39.35 2.41 2.2900 0 0 2 2 40.18 8.35 2.2443 2 1 1 8 40.43 3.05 2.2312 1 0 2 4 41.43 13.46 2.1797 4 0 1 4 45.29 3.20 2.0023 3 1 1 8 47.50 4.70 1.9140 4 1 0 4 50.93 7.30 1.7931 1 1 2 8 51.77 1.86 1.7660 4 1 1 8 53.56 23.11 1.7111 2 1 2 8 54.56 6.72 1.6819 4 0 2 4 55.63 2.14 1.6522 6 0 0 2 57.76 4.14 1.5963 3 1 2 8 59.34 13.98 1.5575 5 1 1 8 61.56 6.15 1.5064 0 2 0 2 61.90 2.76 1.4989 5 0 2 4 63.33 1.87 1.4686 4 1 2 8 63.79 2.40 1.4590 2 0 3 4 64.30 5.80 1.4487 6 1 0 4 65.96 3.13 1.4163 1 2 1 8 67.59 2.18 1.3859 3 0 3 4 68.96 2.33 1.3618 0 1 3 4 69.47 2.64 1.3530 7 0 1 4 71.90 3.19 1.3131 3 2 1 8 73.58 1.25 1.2873 4 2 0 4 76.94 1.15 1.2392 4 2 1 8 80.47 1.28 1.1935 4 1 3 8 85.34 1.01 1.1374 1 0 4 4 86.79 1.28 1.1221 4 2 2 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.