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: PN6-400, Crystal at room temperature, annealed at 400 C for 48 hrs _database_code_amcsd 0002849 CELL PARAMETERS: 13.0150 8.8680 5.8420 90.000 90.000 90.000 SPACE GROUP: Pnam X-RAY WAVELENGTH: 1.541838 Cell Volume: 674.266 Density (g/cm3): 4.023 MAX. ABS. INTENSITY / VOLUME**2: 11.79234273 RIR: 0.954 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 12.08 93.79 7.3285 1 1 0 4 13.61 26.42 6.5075 2 0 0 2 18.18 7.77 4.8785 0 1 1 4 19.43 11.78 4.5682 1 1 1 8 21.17 6.08 4.1971 1 2 0 4 22.78 4.62 3.9034 2 1 1 8 22.82 20.32 3.8970 3 1 0 4 26.14 6.40 3.4086 1 2 1 8 27.41 24.88 3.2538 4 0 0 2 27.51 7.29 3.2419 3 1 1 8 28.79 11.20 3.1009 3 2 0 4 30.61 6.70 2.9210 0 0 2 2 31.02 40.16 2.8826 1 3 0 4 31.47 94.56 2.8426 4 0 1 4 32.69 19.11 2.7390 3 2 1 8 33.01 100.00 2.7134 1 1 2 8 33.29 70.31 2.6913 2 3 0 4 33.99 1.12 2.6376 0 3 1 4 34.18 15.78 2.6232 4 2 0 4 34.70 6.97 2.5850 1 3 1 8 35.16 22.22 2.5521 2 1 2 8 35.96 9.92 2.4976 5 1 0 4 36.77 33.79 2.4444 2 3 1 8 36.85 19.13 2.4393 0 2 2 4 37.59 29.34 2.3931 4 2 1 8 38.52 32.64 2.3373 3 1 2 8 39.23 1.17 2.2965 5 1 1 8 40.01 3.19 2.2537 3 3 1 8 40.70 1.40 2.2170 0 4 0 2 41.31 19.35 2.1855 1 4 0 4 41.55 32.66 2.1736 4 0 2 4 41.64 2.42 2.1692 6 0 0 2 42.52 10.74 2.1262 3 2 2 8 42.84 51.21 2.1111 4 1 2 8 43.11 12.82 2.0986 2 4 0 4 43.17 1.30 2.0954 5 2 1 8 45.78 1.34 1.9821 6 1 1 8 45.95 10.32 1.9750 2 4 1 8 45.97 12.74 1.9742 3 4 0 4 46.49 1.63 1.9535 5 3 0 4 46.53 15.83 1.9517 4 2 2 8 46.61 1.61 1.9485 6 2 0 4 47.82 2.93 1.9020 0 1 3 4 47.92 29.15 1.8983 5 1 2 8 49.18 4.53 1.8527 5 3 1 8 49.30 2.72 1.8484 6 2 1 8 49.77 2.43 1.8321 4 4 0 4 50.13 1.62 1.8197 7 1 0 4 51.75 1.49 1.7665 1 2 3 8 51.77 2.27 1.7660 0 4 2 4 52.28 13.15 1.7499 1 4 2 8 52.33 1.26 1.7482 4 4 1 8 52.53 2.31 1.7420 3 1 3 8 52.55 2.52 1.7415 6 0 2 4 53.44 17.70 1.7146 7 2 0 4 53.55 1.63 1.7112 2 5 0 4 53.79 1.16 1.7043 2 4 2 8 54.03 1.01 1.6971 0 5 1 4 54.79 13.24 1.6754 6 3 1 8 54.95 10.66 1.6709 4 0 3 4 55.74 1.53 1.6491 3 2 3 8 56.00 12.86 1.6422 2 5 1 8 56.24 14.74 1.6356 3 4 2 8 56.57 2.57 1.6269 8 0 0 2 56.69 20.52 1.6239 5 3 2 8 56.80 3.30 1.6209 6 2 2 8 57.08 3.08 1.6136 1 3 3 8 57.60 1.10 1.6002 8 1 0 4 58.50 8.17 1.5777 2 3 3 8 59.08 5.11 1.5636 4 2 3 8 59.63 2.59 1.5505 6 4 0 4 59.94 1.93 1.5433 8 1 1 8 60.63 18.35 1.5273 8 2 0 4 61.83 35.83 1.5005 6 3 2 8 62.88 1.69 1.4780 0 6 0 2 62.95 47.13 1.4765 2 5 2 8 63.33 4.74 1.4686 1 6 0 4 63.68 1.39 1.4614 5 4 2 8 63.72 27.64 1.4605 0 0 4 2 65.13 1.68 1.4323 1 1 4 8 65.19 1.60 1.4312 3 5 2 8 65.38 1.38 1.4274 2 4 3 8 65.39 7.26 1.4273 9 1 0 4 65.52 4.05 1.4246 7 4 0 4 65.70 9.91 1.4213 8 0 2 4 66.64 1.09 1.4034 8 1 2 8 66.88 4.07 1.3990 3 6 0 4 67.97 2.12 1.3792 5 3 3 8 68.25 2.46 1.3742 4 5 2 8 68.31 9.68 1.3731 6 5 0 4 68.62 1.22 1.3676 3 1 4 8 69.03 2.69 1.3606 3 6 1 8 70.45 2.69 1.3366 6 5 1 8 70.70 2.32 1.3324 4 0 4 4 71.39 1.26 1.3213 3 2 4 8 72.56 5.13 1.3028 1 3 4 8 72.67 4.56 1.3011 6 3 3 8 73.55 1.89 1.2877 10 1 0 4 73.70 6.28 1.2854 2 5 3 8 73.82 11.18 1.2837 2 3 4 8 73.91 1.43 1.2824 9 1 2 8 74.00 3.48 1.2809 8 3 2 8 74.04 1.48 1.2804 7 4 2 8 74.33 2.54 1.2761 4 2 4 8 74.72 1.17 1.2704 10 0 1 4 74.89 1.45 1.2680 9 3 1 8 75.39 2.72 1.2608 5 1 4 8 75.78 2.58 1.2552 5 6 1 8 76.24 4.81 1.2488 10 2 0 4 76.63 1.07 1.2435 2 7 0 4 77.15 1.21 1.2363 8 1 3 8 78.27 1.50 1.2214 6 6 0 4 78.82 3.06 1.2143 1 4 4 8 80.04 1.64 1.1989 8 5 0 4 80.05 1.92 1.1988 2 4 4 8 81.01 6.50 1.1869 9 3 2 8 81.54 1.86 1.1805 4 7 0 4 82.08 3.23 1.1741 3 4 4 8 82.68 2.52 1.1671 10 3 1 8 85.45 2.00 1.1362 3 6 3 8 86.79 2.46 1.1222 6 5 3 8 87.80 5.96 1.1118 7 2 4 8 88.69 3.73 1.1030 10 3 2 8 88.76 1.12 1.1022 10 4 1 8 89.02 4.37 1.0997 4 0 5 4 89.61 1.10 1.0940 6 7 0 4 89.67 1.10 1.0934 3 2 5 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.