Ilvaite Bonazzi P, Bindi L American Mineralogist 87 (2002) 845-852 Structural properties and heat-induced oxidation-dehydrogenation of manganoan ilvaite from perda Niedda mine, Sardinia, Italy Sample: PN6-600, Crystal at room temperature, annealed at 600 C for 48 hrs _database_code_amcsd 0002851 CELL PARAMETERS: 12.9930 8.8640 5.8370 90.000 90.000 90.000 SPACE GROUP: Pnam X-RAY WAVELENGTH: 1.541838 Cell Volume: 672.247 Density (g/cm3): 4.035 MAX. ABS. INTENSITY / VOLUME**2: 11.56754209 RIR: 0.933 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 12.09 96.68 7.3223 1 1 0 4 13.63 25.27 6.4965 2 0 0 2 18.20 7.90 4.8750 0 1 1 4 19.45 9.93 4.5643 1 1 1 8 21.18 7.22 4.1947 1 2 0 4 22.81 4.67 3.8992 2 1 1 8 22.85 25.33 3.8913 3 1 0 4 26.16 6.77 3.4063 1 2 1 8 27.46 29.03 3.2483 4 0 0 2 27.55 8.98 3.2378 3 1 1 8 28.82 14.35 3.0976 3 2 0 4 30.63 6.63 2.9185 0 0 2 2 31.04 37.38 2.8811 1 3 0 4 31.52 97.24 2.8384 4 0 1 4 32.73 19.18 2.7362 3 2 1 8 33.04 100.00 2.7111 1 1 2 8 33.14 1.10 2.7031 4 1 1 8 33.31 78.56 2.6896 2 3 0 4 34.23 15.24 2.6199 4 2 0 4 34.72 6.47 2.5835 1 3 1 8 35.20 24.47 2.5497 2 1 2 8 36.02 8.89 2.4937 5 1 0 4 36.79 32.00 2.4427 2 3 1 8 36.88 19.23 2.4375 0 2 2 4 37.63 27.27 2.3902 4 2 1 8 38.56 32.64 2.3348 3 1 2 8 39.29 1.19 2.2932 5 1 1 8 40.04 2.46 2.2518 3 3 1 8 41.33 17.71 2.1845 1 4 0 4 41.60 28.06 2.1709 4 0 2 4 41.71 1.87 2.1655 6 0 0 2 42.56 11.80 2.1242 3 2 2 8 42.89 52.62 2.1086 4 1 2 8 43.13 11.99 2.0973 2 4 0 4 43.23 1.31 2.0927 5 2 1 8 45.85 2.17 1.9790 6 1 1 8 45.98 11.52 1.9738 2 4 1 8 46.01 12.77 1.9728 3 4 0 4 46.54 1.69 1.9513 5 3 0 4 46.58 17.88 1.9496 4 2 2 8 47.86 2.22 1.9004 0 1 3 4 47.99 28.74 1.8959 5 1 2 8 48.41 1.59 1.8804 1 1 3 8 49.24 4.49 1.8506 5 3 1 8 49.81 1.59 1.8306 4 4 0 4 50.22 1.49 1.8167 7 1 0 4 51.80 1.50 1.7649 0 4 2 4 52.29 1.50 1.7495 4 3 2 8 52.31 14.99 1.7488 1 4 2 8 52.38 1.65 1.7467 4 4 1 8 52.59 1.00 1.7403 3 1 3 8 52.63 2.25 1.7391 6 0 2 4 53.52 19.03 1.7121 7 2 0 4 53.58 1.64 1.7103 2 5 0 4 54.06 1.28 1.6963 0 5 1 4 54.41 1.20 1.6862 5 4 0 4 54.56 1.24 1.6820 1 5 1 8 54.87 14.14 1.6733 6 3 1 8 55.02 11.86 1.6691 4 0 3 4 55.80 2.10 1.6476 3 2 3 8 56.03 12.50 1.6413 2 5 1 8 56.29 14.45 1.6344 3 4 2 8 56.68 2.59 1.6241 8 0 0 2 56.75 17.29 1.6221 5 3 2 8 56.88 3.97 1.6189 6 2 2 8 57.12 2.10 1.6124 1 3 3 8 58.55 8.29 1.5764 2 3 3 8 59.15 4.07 1.5620 4 2 3 8 59.70 3.53 1.5488 6 4 0 4 60.04 2.00 1.5409 8 1 1 8 60.73 17.62 1.5250 8 2 0 4 61.91 36.00 1.4987 6 3 2 8 62.91 2.13 1.4773 0 6 0 2 62.99 47.55 1.4756 2 5 2 8 63.36 4.43 1.4679 1 6 0 4 63.74 1.31 1.4600 5 4 2 8 63.78 27.52 1.4592 0 0 4 2 65.19 1.73 1.4311 1 1 4 8 65.43 1.90 1.4264 2 4 3 8 65.51 6.77 1.4249 9 1 0 4 65.61 3.73 1.4229 7 4 0 4 65.81 10.28 1.4192 8 0 2 4 66.75 2.31 1.4013 8 1 2 8 66.92 3.78 1.3982 3 6 0 4 68.05 1.83 1.3778 5 3 3 8 68.31 1.89 1.3731 4 5 2 8 68.39 9.05 1.3718 6 5 0 4 68.70 1.43 1.3663 3 1 4 8 69.08 2.79 1.3598 3 6 1 8 70.52 3.37 1.3354 6 5 1 8 70.78 2.64 1.3311 4 0 4 4 71.46 1.52 1.3201 3 2 4 8 72.63 4.72 1.3018 1 3 4 8 72.76 5.64 1.2997 6 3 3 8 72.79 1.11 1.2993 10 0 0 2 73.69 2.42 1.2856 10 1 0 4 73.76 5.74 1.2845 2 5 3 8 73.89 12.15 1.2826 2 3 4 8 74.04 1.58 1.2804 9 1 2 8 74.12 2.94 1.2793 8 3 2 8 74.13 1.80 1.2790 7 4 2 8 74.42 2.36 1.2748 4 2 4 8 75.01 1.48 1.2662 9 3 1 8 75.48 2.62 1.2595 5 1 4 8 75.85 2.25 1.2543 5 6 1 8 76.39 3.50 1.2468 10 2 0 4 77.28 1.42 1.2347 8 1 3 8 78.35 1.56 1.2204 6 6 0 4 78.89 2.81 1.2134 1 4 4 8 80.12 1.65 1.1978 2 4 4 8 80.14 1.20 1.1975 8 5 0 4 81.14 5.38 1.1853 9 3 2 8 81.60 1.54 1.1798 4 7 0 4 82.16 3.22 1.1732 3 4 4 8 82.83 1.72 1.1654 10 3 1 8 85.52 1.57 1.1354 3 6 3 8 86.89 2.28 1.1211 6 5 3 8 87.92 6.38 1.1106 7 2 4 8 88.84 4.96 1.1014 10 3 2 8 88.91 1.97 1.1007 10 4 1 8 89.13 3.83 1.0986 4 0 5 4 89.70 1.11 1.0931 6 7 0 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.