Dewindtite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from single crystal data of R050608 Piret P, Piret-Meunier J, Deliens M European Journal of Mineralogy 2 (1990) 399-405 Composition chimique et structure cristalline de la dewindtite Pb3[H(UO2)3O2(PO4)2]2.12H2O CELL PARAMETERS: 15.8910 17.3320 13.6040 90.000 90.000 90.000 SPACE GROUP: Bmmb ATOM X Y Z OCCUPANCY ISO(B) U 0.20530 0.25000 0.12560 1.000 1.026 U 0.25100 0.13900 0.37520 1.000 0.711 P 0.18550 0.06190 0.12540 1.000 0.790 O 0.32500 0.25000 0.12100 1.000 3.079 O 0.09300 0.25000 0.12800 1.000 3.000 O 0.35400 0.13900 0.32700 1.000 2.132 O 0.14700 0.13500 0.42300 1.000 2.053 O 0.19900 0.11600 0.03900 1.000 1.579 O 0.20100 0.11500 0.21500 1.000 1.579 O 0.25200 0.00500 0.37300 1.000 1.500 O 0.09600 0.03200 0.12500 1.000 2.369 O 0.20900 0.25000 0.29800 1.000 3.553 O 0.28900 0.25000 0.45800 1.000 2.369 O 0.50000 0.25000 0.22600 1.000 13.896 O 0.50000 0.25000 0.43100 1.000 7.264 O 0.28900 0.25000 -0.19500 1.000 12.475 Pb 0.50000 0.05220 0.30010 1.000 2.290 Pb 0.50000 0.07350 -0.02280 1.000 2.527 O 0.50000 0.09700 0.47600 1.000 0.632 O 0.50000 0.10800 -0.23100 1.000 1.342 O 0.50000 -0.07400 0.16600 1.000 4.264 O 0.39900 0.08300 0.12600 1.000 1.737 O -0.40700 -0.03700 -0.10600 1.000 2.921 O 0.50000 0.24000 0.01900 1.000 9.870 X-RAY WAVELENGTH: 1.541838 BOUNDS ON TWO THETA: 0.0 90.0 LIMITS IMPOSED ON THE INDICES ARE: +/- 14 +/- 15 +/- 12 MAX. ABS. INTENSITY / VOLUME**2: 89.72812681 The INTENSITY cut off value is 1.00 2-THETA INTENSITY D-SPACING H K L 8.56 9.05 10.3343 1 0 1 11.14 35.94 7.9455 2 0 0 13.33 10.07 6.6403 1 2 1 13.99 9.80 6.3318 0 1 2 15.13 100.00 5.8565 2 2 0 17.59 9.63 5.0428 1 3 1 17.91 3.86 4.9518 2 1 2 17.97 23.11 4.9360 3 0 1 18.69 16.02 4.7473 3 1 1 20.17 43.88 4.4034 0 3 2 20.37 25.24 4.3606 1 0 3 20.50 3.14 4.3330 0 4 0 21.01 3.36 4.2288 1 1 3 22.25 3.14 3.9960 1 4 1 22.38 62.43 3.9727 4 0 0 22.83 8.04 3.8953 1 2 3 23.09 9.44 3.8515 2 3 2 23.38 6.45 3.8041 2 4 0 25.59 3.04 3.4805 1 3 3 25.86 2.04 3.4448 3 0 3 26.20 17.43 3.4010 0 0 4 26.49 20.88 3.3652 4 1 2 27.13 1.86 3.2864 1 5 1 27.87 11.76 3.2011 3 2 3 28.19 7.29 3.1659 0 2 4 28.55 62.10 3.1266 2 0 4 28.85 1.22 3.0949 5 0 1 28.91 31.33 3.0885 0 5 2 29.31 3.83 3.0467 5 1 1 30.21 5.35 2.9587 3 3 3 30.30 31.18 2.9497 4 3 2 30.39 1.05 2.9410 2 2 4 30.53 4.90 2.9282 4 4 0 30.68 3.07 2.9146 5 2 1 30.96 5.22 2.8887 0 6 0 31.07 71.71 2.8786 2 5 2 31.54 12.81 2.8368 3 5 1 32.18 1.33 2.7820 1 6 1 32.83 2.73 2.7281 5 3 1 32.99 4.92 2.7148 2 6 0 33.01 3.81 2.7135 1 5 3 34.46 9.90 2.6026 5 0 3 34.72 1.81 2.5836 4 0 4 34.86 2.82 2.5738 5 1 3 35.03 1.52 2.5619 1 2 5 35.40 4.70 2.5355 2 4 4 35.44 2.66 2.5329 6 2 0 35.61 1.29 2.5214 2 6 2 35.65 1.59 2.5184 5 4 1 36.02 6.95 2.4931 3 6 1 36.03 1.27 2.4926 5 2 3 36.28 7.40 2.4759 4 2 4 36.78 5.77 2.4434 6 1 2 36.86 4.09 2.4383 4 5 2 36.95 3.06 2.4325 1 3 5 37.34 3.39 2.4082 1 6 3 37.35 2.66 2.4079 1 7 1 38.70 1.02 2.3266 0 7 2 39.89 3.19 2.2598 6 4 0 40.28 3.49 2.2392 7 0 1 40.63 3.07 2.2207 7 1 1 40.66 4.14 2.2191 4 4 4 41.69 1.90 2.1665 0 8 0 41.75 4.02 2.1632 2 1 6 42.64 1.24 2.1204 1 8 1 42.80 3.22 2.1129 3 4 5 43.29 20.15 2.0902 2 8 0 43.30 12.35 2.0896 6 0 4 43.48 5.58 2.0813 5 5 3 44.41 26.62 2.0399 2 3 6 45.09 1.36 2.0105 3 7 3 45.09 12.19 2.0105 6 5 2 45.10 1.56 2.0105 5 2 5 45.67 4.67 1.9864 8 0 0 45.72 3.15 1.9844 3 5 5 45.91 4.01 1.9765 7 2 3 46.41 1.03 1.9566 4 1 6 46.52 6.43 1.9522 6 6 0 46.67 2.62 1.9461 5 3 5 46.82 1.68 1.9402 1 8 3 46.93 1.95 1.9362 8 2 0 46.99 4.67 1.9336 5 6 3 47.00 3.90 1.9334 5 7 1 47.20 5.17 1.9257 4 6 4 47.47 3.36 1.9152 7 3 3 47.94 20.85 1.8975 0 5 6 48.00 12.75 1.8953 8 1 2 48.34 1.44 1.8830 1 2 7 48.36 6.70 1.8822 6 4 4 48.39 3.49 1.8809 7 5 1 49.38 5.33 1.8456 2 5 6 49.71 3.71 1.8339 3 8 3 49.91 6.97 1.8273 0 8 4 49.99 2.58 1.8245 3 0 7 50.40 2.87 1.8107 8 3 2 50.55 4.70 1.8057 8 4 0 50.58 3.62 1.8045 2 9 2 51.31 3.43 1.7808 2 8 4 51.49 1.59 1.7748 5 8 1 51.65 2.43 1.7697 7 6 1 52.78 1.10 1.7343 7 1 5 52.82 4.59 1.7332 0 10 0 53.46 5.98 1.7139 6 1 6 53.52 14.52 1.7122 4 5 6 53.92 3.06 1.7005 0 0 8 54.16 1.63 1.6934 2 10 0 54.60 1.32 1.6809 5 6 5 54.66 2.49 1.6793 4 9 2 54.74 4.48 1.6769 6 8 0 54.78 1.28 1.6757 9 3 1 55.24 5.77 1.6628 2 0 8 55.34 8.09 1.6601 4 8 4 55.69 5.20 1.6506 6 3 6 55.88 1.30 1.6453 9 0 3 56.51 1.89 1.6285 5 2 7 57.19 1.24 1.6106 1 10 3 57.81 5.75 1.5948 8 4 4 58.06 2.99 1.5886 4 10 0 59.09 2.01 1.5633 4 0 8 59.34 1.03 1.5573 7 5 5 59.90 3.01 1.5442 0 10 4 59.97 1.13 1.5426 3 6 7 60.02 5.58 1.5413 10 1 2 61.03 3.51 1.5183 6 9 2 61.14 5.84 1.5159 2 10 4 62.23 3.10 1.4919 10 4 0 62.38 2.18 1.4886 8 1 6 62.72 1.96 1.4813 7 8 3 63.03 5.09 1.4748 8 6 4 63.24 2.57 1.4705 4 4 8 64.61 1.38 1.4426 5 10 3 64.75 1.25 1.4397 10 0 4 64.77 1.67 1.4393 4 10 4 65.20 1.96 1.4309 6 0 8 66.13 1.32 1.4130 10 5 2 66.31 1.62 1.4096 3 3 9 66.34 1.03 1.4091 3 10 5 67.24 3.83 1.3923 10 6 0 67.91 1.36 1.3803 1 5 9 68.10 2.49 1.3768 4 9 6 68.37 2.33 1.3721 8 5 6 68.70 5.52 1.3663 10 4 4 69.13 1.66 1.3588 6 4 8 69.36 3.67 1.3549 8 9 2 69.96 2.12 1.3448 8 8 4 70.38 1.60 1.3377 0 8 8 70.60 1.06 1.3340 6 10 4 71.21 1.27 1.3242 0 3 10 71.53 1.82 1.3191 2 8 8 71.96 1.04 1.3122 10 7 2 72.21 2.62 1.3083 0 13 2 72.89 4.39 1.2977 10 1 6 72.99 3.33 1.2962 12 1 2 73.34 2.02 1.2910 2 13 2 73.50 1.02 1.2885 10 6 4 73.81 1.34 1.2838 6 9 6 73.83 1.24 1.2835 4 1 10 74.74 1.56 1.2701 5 5 9 74.91 2.55 1.2677 4 8 8 75.00 1.55 1.2664 12 4 0 75.00 1.49 1.2664 0 5 10 75.71 2.25 1.2562 4 3 10 76.11 4.23 1.2506 2 5 10 76.69 2.50 1.2427 4 13 2 77.03 2.91 1.2379 8 4 8 77.67 1.15 1.2294 7 3 9 79.43 1.24 1.2066 4 5 10 79.45 3.79 1.2063 10 9 2 79.95 3.17 1.1999 2 10 8 81.02 2.31 1.1868 12 4 4 81.55 2.97 1.1805 8 9 6 81.65 1.07 1.1792 8 6 8 84.10 1.08 1.1511 2 14 4 84.87 1.59 1.1425 6 5 10 85.01 1.16 1.1410 12 1 6 85.34 3.17 1.1374 2 13 6 85.58 1.97 1.1348 12 6 4 85.69 1.35 1.1337 0 0 12 86.26 1.57 1.1276 2 15 2 86.85 1.79 1.1215 10 4 8 86.99 1.94 1.1201 8 1 10 89.75 1.04 1.0926 8 13 2 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.