Dumortierite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern R060069 Alexander V D, Griffen D T, Martin T J American Mineralogist 71 (1986) 786-794 Crystal chemistry of some Fe- and Ti-poor dumortierites Sample: #2, BYU 12-5027, from Yuma Co., Arizona, USA CELL PARAMETERS: 11.78600 20.20900 4.692000 90.00000 90.00000 90.00000 SPACE GROUP: Pmcn X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 8.73 13.54 10.2075 1 1 0 8.80 1.78 10.1191 0 2 0 15.05 60.27 5.9106 2 0 0 15.18 100.00 5.8591 1 3 0 17.43 51.39 5.1037 2 2 0 17.59 32.36 5.0595 0 4 0 19.42 1.85 4.5826 0 1 1 20.84 30.47 4.2728 1 1 1 20.88 16.30 4.2662 0 2 1 22.20 11.84 4.0129 1 2 1 23.05 14.89 3.8678 3 1 0 23.10 7.49 3.8590 0 3 1 23.19 12.67 3.8436 2 4 0 23.28 12.68 3.8294 1 5 0 24.63 7.31 3.6216 2 1 1 25.80 60.91 3.4592 2 2 1 25.91 34.94 3.4454 0 4 1 26.24 15.96 3.4025 3 3 0 26.47 5.10 3.3730 0 6 0 27.00 24.29 3.3077 1 4 1 27.65 95.21 3.2313 2 3 1 29.15 51.90 3.0684 0 5 1 29.95 6.85 2.9878 3 1 1 30.07 3.57 2.9766 2 4 1 30.14 4.59 2.9699 1 5 1 30.29 16.78 2.9553 4 0 0 30.56 40.25 2.9296 2 6 0 30.94 68.64 2.8946 3 2 1 31.74 3.21 2.8234 3 5 0 32.52 1.41 2.7571 3 3 1 32.93 13.54 2.7233 2 5 1 33.60 37.52 2.6704 1 6 1 35.21 35.22 2.5519 4 4 0 35.53 15.08 2.5298 0 8 0 36.21 21.50 2.4836 4 1 1 36.52 19.90 2.4632 0 7 1 37.04 9.64 2.4294 4 2 1 37.18 15.59 2.4209 3 5 1 37.33 13.23 2.4114 1 7 1 38.30 9.04 2.3524 0 0 2 38.37 2.22 2.3483 5 1 0 38.40 25.82 2.3463 4 3 1 38.57 6.32 2.3367 0 1 2 38.66 1.30 2.3310 3 7 0 38.75 1.91 2.3257 2 8 0 39.36 1.28 2.2913 0 2 2 39.68 1.25 2.2737 2 7 1 40.24 13.57 2.2432 4 4 1 40.52 7.74 2.2281 0 8 1 41.27 6.16 2.1895 1 8 1 41.34 10.95 2.1856 2 0 2 41.39 21.96 2.1830 1 3 2 41.59 1.34 2.1730 2 1 2 42.34 1.27 2.1364 2 2 2 42.50 6.92 2.1286 4 5 1 43.08 43.39 2.1011 5 1 1 43.35 37.92 2.0887 3 7 1 43.44 43.24 2.0849 2 8 1 43.81 5.71 2.0679 5 2 1 44.91 6.67 2.0198 3 0 2 45.00 1.57 2.0160 5 3 1 45.14 5.59 2.0098 3 1 2 45.22 4.15 2.0064 2 4 2 45.27 7.61 2.0044 1 5 2 45.84 4.59 1.9808 3 2 2 46.62 9.50 1.9494 5 4 1 46.87 1.69 1.9395 3 8 1 46.99 7.04 1.9350 3 3 2 47.13 1.31 1.9295 0 6 2 47.29 12.73 1.9232 2 5 2 47.40 7.25 1.9189 2 9 1 47.79 6.66 1.9043 1 6 2 48.56 13.93 1.8759 3 4 2 48.64 1.08 1.8728 5 5 1 49.03 1.14 1.8591 0 10 1 49.67 16.84 1.8365 1 10 1 49.73 1.30 1.8342 2 6 2 50.01 15.89 1.8247 0 7 2 50.44 6.82 1.8100 6 1 1 51.04 17.48 1.7904 5 6 1 51.09 3.31 1.7887 6 2 1 51.38 2.63 1.7791 4 8 1 51.49 23.99 1.7756 4 3 2 51.56 2.44 1.7734 2 10 1 52.15 8.87 1.7547 6 3 1 52.51 8.62 1.7435 2 7 2 52.85 9.64 1.7329 3 6 2 52.96 10.45 1.7296 4 4 2 53.19 2.94 1.7227 0 8 2 53.61 2.96 1.7103 6 4 1 53.76 3.43 1.7057 5 7 1 54.10 2.56 1.6958 1 11 1 54.81 7.24 1.6754 4 5 2 55.01 3.03 1.6698 4 10 0 55.09 3.14 1.6676 5 0 2 55.30 7.50 1.6619 5 1 2 55.52 9.31 1.6558 3 7 2 55.59 8.99 1.6539 2 8 2 55.89 7.44 1.6457 2 11 1 55.90 4.64 1.6454 5 2 2 56.17 2.99 1.6382 7 3 0 56.50 2.20 1.6294 5 9 0 56.64 3.43 1.6255 0 9 2 56.78 1.44 1.6218 2 12 0 56.80 14.80 1.6215 5 8 1 56.90 5.03 1.6188 5 3 2 57.02 4.95 1.6156 4 6 2 57.22 3.64 1.6103 1 9 2 57.63 1.31 1.5999 6 6 1 58.27 2.27 1.5838 5 4 2 58.69 1.02 1.5736 4 10 1 58.83 8.06 1.5702 7 2 1 59.31 10.41 1.5585 7 5 0 59.48 10.25 1.5544 6 8 0 59.79 2.41 1.5471 7 3 1 59.95 12.39 1.5435 1 13 0 60.11 2.33 1.5397 5 9 1 60.16 10.46 1.5386 6 7 1 60.39 2.19 1.5332 2 12 1 60.91 1.66 1.5214 1 10 2 61.13 1.65 1.5164 7 4 1 61.58 7.09 1.5062 6 1 2 61.75 3.45 1.5027 3 9 2 62.10 2.23 1.4949 5 6 2 62.15 2.85 1.4939 6 2 2 62.41 4.65 1.4883 4 8 2 62.56 3.35 1.4850 2 10 2 62.89 7.86 1.4780 0 13 1 62.91 13.30 1.4777 8 0 0 63.15 7.26 1.4726 3 12 1 63.08 3.97 1.4739 6 3 2 63.52 23.14 1.4648 4 12 0 63.69 11.95 1.4614 5 10 1 64.08 10.04 1.4533 3 1 3 64.15 11.61 1.4520 2 4 3 64.19 11.51 1.4513 1 5 3 64.35 1.49 1.4479 3 13 0 64.86 4.82 1.4378 7 6 1 65.06 1.73 1.4338 2 13 1 65.27 9.63 1.4296 3 10 2 65.55 10.79 1.4243 4 9 2 65.86 1.06 1.4184 8 4 0 66.03 1.44 1.4151 6 5 2 66.43 7.94 1.4075 2 11 2 66.49 1.57 1.4064 8 1 1 67.22 3.96 1.3928 7 7 1 67.25 3.69 1.3923 5 8 2 67.83 2.64 1.3818 0 14 1 67.93 1.71 1.3799 8 3 1 68.01 4.10 1.3785 0 7 3 68.35 2.70 1.3725 4 2 3 68.44 3.46 1.3710 3 5 3 68.97 2.32 1.3616 4 10 2 69.10 6.28 1.3594 7 2 2 69.24 5.18 1.3570 4 3 3 69.45 1.59 1.3535 8 6 0 69.63 2.20 1.3504 7 9 0 69.92 1.64 1.3455 2 14 1 69.90 1.48 1.3459 7 8 1 70.39 1.20 1.3376 3 6 3 70.48 31.66 1.3361 4 4 3 70.68 15.02 1.3329 0 8 3 70.77 3.28 1.3313 8 5 1 72.06 1.43 1.3107 4 5 3 72.49 2.06 1.3040 3 14 1 72.67 13.71 1.3012 4 11 2 72.67 1.74 1.3012 3 7 3 72.73 1.27 1.3002 5 13 0 72.73 2.37 1.3003 2 8 3 72.84 1.03 1.2986 4 14 0 72.79 2.36 1.2993 7 5 2 72.94 8.38 1.2969 0 15 1 72.88 1.30 1.2979 7 9 1 72.95 1.98 1.2969 6 8 2 73.21 3.29 1.2929 6 11 1 73.37 2.64 1.2905 1 13 2 73.45 1.11 1.2892 1 15 1 73.97 1.73 1.2814 4 6 3 74.15 1.44 1.2788 1 9 3 74.34 3.09 1.2759 8 8 0 74.69 2.17 1.2708 7 6 2 74.97 9.55 1.2668 2 15 1 74.94 10.23 1.2671 8 7 1 75.10 1.92 1.2649 0 16 0 75.77 2.79 1.2553 9 2 1 76.06 1.49 1.2513 8 0 2 76.15 9.24 1.2500 7 10 1 76.23 7.87 1.2489 8 1 2 76.63 2.13 1.2434 4 12 2 76.61 2.37 1.2437 5 5 3 76.63 1.13 1.2434 9 3 1 76.75 1.07 1.2418 8 2 2 77.16 1.02 1.2362 6 12 1 77.20 1.46 1.2356 5 11 2 77.39 2.19 1.2330 3 13 2 77.82 5.69 1.2273 9 4 1 78.01 1.07 1.2248 6 1 3 80.39 1.06 1.1944 8 9 1 80.86 1.98 1.1886 4 13 2 81.20 3.40 1.1845 9 6 1 81.40 3.48 1.1821 10 0 0 81.89 1.20 1.1762 0 0 4 82.06 1.25 1.1742 0 1 4 82.07 2.82 1.1741 10 2 0 82.27 5.64 1.1718 5 15 0 82.55 2.15 1.1685 1 1 4 82.56 1.51 1.1683 0 2 4 82.81 2.73 1.1655 6 14 0 83.04 1.85 1.1628 4 16 0 83.05 2.67 1.1627 1 2 4 83.38 1.49 1.1590 9 7 1 83.57 1.23 1.1568 8 10 1 84.35 2.78 1.1481 2 15 2 84.52 1.14 1.1462 2 2 4 84.57 1.11 1.1456 0 4 4 85.50 3.05 1.1356 7 10 2 86.03 2.20 1.1299 5 9 3 86.56 1.68 1.1244 1 5 4 87.13 1.26 1.1184 9 4 2 88.04 1.41 1.1091 1 16 2 88.65 1.31 1.1031 10 5 1 88.70 1.37 1.1026 9 9 1 88.96 1.47 1.1001 3 4 4 88.96 1.47 1.1001 3 4 4 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.