Chestermanite Alfredsson V, Bovin J O, Norrestam R, Terasaki O Acta Chemica Scandinavica 45 (1991) 797-804 The structure of the mineral chestermanite, Mg2.25Al0.16Fe0.43Ti0.02Sb0.13O2BO3. A combined single-crystal X-ray and HREM study _database_code_amcsd 0011934 CELL PARAMETERS: 18.5250 12.2720 3.0218 90.000 90.000 90.000 SPACE GROUP: Pbam X-RAY WAVELENGTH: 1.541838 Cell Volume: 686.972 Density (g/cm3): 3.634 MAX. ABS. INTENSITY / VOLUME**2: 9.647613708 RIR: 0.864 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 8.64 8.41 10.2308 1 1 0 4 9.55 3.05 9.2625 2 0 0 2 11.97 1.68 7.3930 2 1 0 4 14.44 2.50 6.1360 0 2 0 2 15.21 6.07 5.8248 1 2 0 4 16.07 13.69 5.5161 3 1 0 4 17.34 91.34 5.1154 2 2 0 4 22.26 1.08 3.9944 1 3 0 4 23.78 2.36 3.7420 2 3 0 4 24.08 1.03 3.6965 4 2 0 4 25.11 10.73 3.5469 5 1 0 4 26.13 6.13 3.4103 3 3 0 4 29.11 3.47 3.0680 0 4 0 2 29.56 24.70 3.0218 0 0 1 2 29.84 4.61 2.9942 6 1 0 4 30.70 2.30 2.9124 2 4 0 4 32.00 2.78 2.7972 2 1 1 8 32.46 12.11 2.7580 6 2 0 4 32.59 9.60 2.7476 3 4 0 4 32.61 1.73 2.7461 5 3 0 4 33.04 1.29 2.7109 0 2 1 4 33.41 4.24 2.6823 1 2 1 8 33.82 5.76 2.6502 3 1 1 8 35.08 86.12 2.5577 4 4 0 4 35.47 100.00 2.5307 4 0 1 4 36.19 7.17 2.4822 3 2 1 8 36.24 1.54 2.4786 4 1 1 8 36.94 4.19 2.4331 1 5 0 4 37.31 5.52 2.4099 1 3 1 8 38.08 3.19 2.3630 5 4 0 4 38.28 4.64 2.3510 2 3 1 8 38.89 5.13 2.3156 8 0 0 2 39.16 17.41 2.3002 5 1 1 8 39.51 1.08 2.2808 3 5 0 4 39.86 1.94 2.2617 3 3 1 8 41.26 2.11 2.1878 5 2 1 8 41.65 31.98 2.1687 4 5 0 4 41.97 11.24 2.1529 0 4 1 4 41.98 2.87 2.1522 4 3 1 8 42.50 12.11 2.1269 6 1 1 8 44.27 3.43 2.0462 5 5 0 4 44.47 68.10 2.0371 6 2 1 8 44.59 5.04 2.0323 5 3 1 8 44.64 1.56 2.0300 9 1 0 4 45.41 12.71 1.9972 2 6 0 4 46.19 2.21 1.9652 7 1 1 8 46.52 10.93 1.9523 4 4 1 8 46.79 3.87 1.9416 3 6 0 4 47.62 24.12 1.9098 6 3 1 8 48.01 1.64 1.8951 1 5 1 8 48.05 8.80 1.8937 7 2 1 8 48.67 2.27 1.8710 4 6 0 4 49.60 1.27 1.8380 8 0 1 4 50.73 3.48 1.7996 7 5 0 4 51.00 2.14 1.7906 5 6 0 4 51.02 8.84 1.7901 7 3 1 8 51.53 8.96 1.7734 10 2 0 4 51.90 2.15 1.7619 4 5 1 8 51.93 1.54 1.7607 8 2 1 8 53.17 2.63 1.7226 2 7 0 4 53.76 3.03 1.7051 6 6 0 4 54.98 2.93 1.6701 7 4 1 8 55.12 9.48 1.6662 2 6 1 8 56.10 5.39 1.6393 9 2 1 8 56.32 2.73 1.6335 3 6 1 8 57.98 2.07 1.5908 4 6 1 8 58.52 2.73 1.5771 9 5 0 4 58.54 30.49 1.5767 8 4 1 8 58.79 4.04 1.5708 9 3 1 8 59.81 1.59 1.5462 7 5 1 8 60.06 2.13 1.5405 5 6 1 8 60.34 5.27 1.5340 0 8 0 2 60.53 18.65 1.5295 10 2 1 8 60.57 3.53 1.5288 1 8 0 4 60.75 1.07 1.5245 6 7 0 4 61.25 1.27 1.5134 2 8 0 4 61.36 30.98 1.5109 0 0 2 2 62.02 29.11 1.4965 2 7 1 8 62.42 1.65 1.4878 9 4 1 8 62.55 6.89 1.4850 6 6 1 8 62.96 1.08 1.4763 11 4 0 4 63.10 16.57 1.4733 10 3 1 8 63.13 1.99 1.4727 3 7 1 8 63.20 1.70 1.4712 8 5 1 8 63.71 1.83 1.4606 11 1 1 8 64.29 5.08 1.4490 2 2 2 8 67.37 1.00 1.3900 5 1 2 8 67.44 1.05 1.3886 11 5 0 4 67.98 17.27 1.3790 12 4 0 4 68.22 2.14 1.3747 12 0 1 4 68.31 1.14 1.3730 10 6 0 4 68.61 3.90 1.3678 0 8 1 4 68.82 2.69 1.3641 1 8 1 8 69.00 2.08 1.3611 6 7 1 8 69.46 1.99 1.3532 2 8 1 8 70.52 1.54 1.3355 3 8 1 8 71.15 2.67 1.3251 6 2 2 8 71.22 1.41 1.3239 3 4 2 8 71.98 3.70 1.3118 4 8 1 8 72.31 1.67 1.3068 12 5 0 4 72.69 16.66 1.3009 4 4 2 8 73.17 3.44 1.2935 14 2 0 4 73.24 1.01 1.2924 13 4 0 4 73.83 1.09 1.2836 1 5 2 8 74.09 1.22 1.2796 5 9 0 4 74.14 3.25 1.2788 8 8 0 4 75.07 2.59 1.2654 8 0 2 4 75.52 1.25 1.2590 14 3 0 4 75.83 2.74 1.2546 12 4 1 8 76.15 1.47 1.2500 10 6 1 8 76.90 4.88 1.2397 4 5 2 8 79.55 3.56 1.2049 2 6 2 8 79.91 1.14 1.2004 4 9 1 8 80.56 1.10 1.1924 3 6 2 8 81.78 1.55 1.1777 8 8 1 8 83.49 6.59 1.1578 16 0 0 2 83.55 1.23 1.1571 7 5 2 8 84.18 3.24 1.1501 10 2 2 8 85.06 1.13 1.1404 6 10 0 4 85.96 1.36 1.1308 6 6 2 8 87.65 1.52 1.1133 7 10 0 4 89.92 1.37 1.0910 9 5 2 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.