Ferricopiapite Majzlan J, Kiefer B The Canadian Mineralogist 44 (2006) 1227-1237 An X-ray and neutron-diffraction study of synthetic ferricopiapite, Fe14/3(SO4)6(OD,OH)2(D2O,H2O)20, and ab-initio calculations on the structure of magnesiocopiapite MgFe4(SO4)6(OH)2(H2O)20 Locality: synthetic _database_code_amcsd 0006121 CELL PARAMETERS: 7.3926 18.3806 7.3361 93.933 102.212 98.900 SPACE GROUP: P-1 X-RAY WAVELENGTH: 1.541838 Cell Volume: 957.232 Density (g/cm3): 2.132 MAX. ABS. INTENSITY / VOLUME**2: 10.99693955 RIR: 1.679 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 4.89 100.00 18.0591 0 1 0 2 9.80 54.95 9.0295 0 2 0 2 12.55 1.93 7.0508 -1 1 0 2 12.86 15.76 6.8835 0 -1 1 2 14.15 6.62 6.2601 1 1 0 2 14.45 12.44 6.1299 -1 2 0 2 14.72 29.63 6.0197 0 3 0 2 15.48 4.67 5.7228 -1 0 1 2 15.98 42.79 5.5445 -1 1 1 2 16.51 15.53 5.3705 -1 -1 1 2 16.63 5.52 5.3306 0 2 1 2 18.81 15.77 4.7171 -1 -2 1 2 19.51 2.81 4.5501 1 0 1 2 20.28 8.89 4.3788 0 3 1 2 20.92 2.71 4.2467 1 3 0 2 20.97 2.73 4.2372 1 1 1 2 21.40 11.38 4.1521 -1 4 0 2 22.02 15.83 4.0375 -1 -3 1 2 22.17 1.38 4.0093 0 -4 1 2 22.30 3.18 3.9871 1 -3 1 2 23.41 4.12 3.8007 1 2 1 2 24.42 1.89 3.6455 0 4 1 2 24.43 5.46 3.6440 -1 4 1 2 24.94 21.25 3.5696 0 -1 2 2 24.98 6.99 3.5653 0 0 2 2 25.03 3.97 3.5578 2 0 0 2 25.20 4.79 3.5347 1 -4 1 2 25.26 23.76 3.5254 -2 2 0 2 25.80 8.31 3.4528 -1 -4 1 2 26.40 3.43 3.3760 -2 -1 1 2 26.58 4.95 3.3541 1 3 1 2 26.80 2.58 3.3261 -2 3 0 2 27.35 3.66 3.2610 -1 2 2 2 27.71 3.12 3.2193 0 -3 2 2 27.85 2.02 3.2033 0 2 2 2 28.48 8.44 3.1337 -1 5 1 2 28.52 2.77 3.1301 2 2 0 2 28.69 5.86 3.1113 1 -5 1 2 28.86 11.16 3.0938 0 5 1 2 29.15 2.18 3.0632 -1 -3 2 2 29.62 1.17 3.0161 -1 3 2 2 29.98 1.88 2.9808 -1 -5 1 2 30.08 5.48 2.9709 1 -1 2 2 30.17 2.42 2.9627 -1 6 0 2 30.29 4.08 2.9505 -2 4 1 2 30.47 1.15 2.9337 1 0 2 2 30.50 4.39 2.9306 2 0 1 2 30.95 2.15 2.8890 -2 -3 1 2 31.35 1.90 2.8536 2 3 0 2 31.66 3.29 2.8260 1 1 2 2 31.75 2.59 2.8182 1 -3 2 2 31.83 2.57 2.8112 2 1 1 2 31.95 2.23 2.8008 -1 -4 2 2 32.10 2.57 2.7881 -2 5 0 2 32.52 1.13 2.7530 -1 4 2 2 32.62 2.29 2.7451 1 -6 1 2 33.20 4.13 2.6981 2 -4 1 2 33.37 3.43 2.6852 -2 -2 2 2 33.51 2.15 2.6742 0 6 1 2 33.58 1.47 2.6690 1 2 2 2 33.70 1.77 2.6593 1 -4 2 2 33.94 1.06 2.6416 -2 3 2 2 34.15 3.94 2.6257 -2 -4 1 2 34.34 3.46 2.6117 1 5 1 2 35.47 6.55 2.5305 -2 -3 2 2 35.68 1.76 2.5163 2 -5 1 2 36.51 2.89 2.4609 2 3 1 2 36.77 1.16 2.4444 -3 1 1 2 37.08 1.91 2.4246 -1 0 3 2 37.37 3.02 2.4062 -3 1 0 2 37.44 3.63 2.4023 -1 7 1 2 37.85 1.81 2.3768 0 0 3 2 38.07 1.32 2.3640 -3 3 1 2 38.13 3.06 2.3603 0 -2 3 2 38.30 1.94 2.3503 -3 3 0 2 39.07 1.88 2.3054 2 -2 2 2 39.15 2.01 2.3008 1 7 0 2 39.39 1.45 2.2873 -1 -3 3 2 39.74 2.03 2.2681 -1 6 2 2 39.79 2.06 2.2656 2 -3 2 2 39.94 1.20 2.2574 0 8 0 2 40.48 1.07 2.2286 -3 1 2 2 41.23 1.92 2.1894 0 6 2 2 41.33 1.78 2.1847 -2 -5 2 2 42.17 1.20 2.1428 -3 -3 1 2 42.21 2.07 2.1408 -1 8 1 2 42.74 1.17 2.1157 1 0 3 2 43.29 1.03 2.0899 0 8 1 2 43.32 1.14 2.0887 0 -5 3 2 43.58 3.76 2.0768 -2 -3 3 2 44.60 2.54 2.0315 -3 6 1 2 44.89 1.53 2.0193 -3 -3 2 2 44.92 2.07 2.0177 0 4 3 2 45.19 1.65 2.0066 0 9 0 2 47.79 1.07 1.9033 3 -6 1 2 48.25 1.06 1.8862 -3 -1 3 2 49.28 1.62 1.8492 1 9 0 2 49.42 1.19 1.8441 -4 2 1 2 49.79 2.53 1.8314 -1 -1 4 2 49.89 1.05 1.8280 3 -2 2 2 50.09 1.06 1.8211 2 -9 1 2 51.78 1.15 1.7656 -4 2 2 2 52.02 1.18 1.7579 -4 0 2 2 52.71 1.94 1.7366 -2 10 0 2 53.04 1.54 1.7264 -2 -8 2 2 53.15 1.12 1.7233 -3 -4 3 2 53.61 1.26 1.7096 2 2 3 2 54.37 1.76 1.6874 -2 9 2 2 54.43 1.05 1.6857 3 -6 2 2 55.11 1.22 1.6664 1 8 2 2 55.18 1.08 1.6647 -3 9 1 2 55.23 1.01 1.6633 0 7 3 2 57.29 1.13 1.6081 4 1 1 2 57.93 1.02 1.5918 -1 5 4 2 61.08 1.23 1.5172 4 -7 1 2 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.