Vandendriesscheite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from single crystal data of R090064 Burns P C American Mineralogist 82 (1997) 1176-1186 A new uranyl oxide hydrate sheet in vandendriesscheite: Implications for mineral paragenesis and the corrosion of spent nuclear fuel Locality: Shinkolobwe (Congo) CELL PARAMETERS: 14.0910 41.1370 14.5400 90.000 90.000 90.000 SPACE GROUP: Pbca ATOM X Y Z OCCUPANCY ISO(B) U 0.72360 0.15997 0.72510 1.000 0.974 U 0.50750 0.10400 0.76490 1.000 1.105 U 0.00410 0.39961 0.76610 1.000 0.984 U 0.97150 0.19612 0.74670 1.000 0.911 U 0.73540 0.45539 0.75430 1.000 1.008 U 0.97090 0.30853 0.74950 1.000 0.940 U 0.75610 0.25228 0.75440 1.000 0.879 U 0.72750 0.04795 0.74420 1.000 1.113 U 0.22350 0.34481 0.73510 1.000 1.095 U 0.98450 0.00867 0.72640 1.000 1.350 Pb 0.81120 0.30459 0.49760 1.000 2.069 Pb 0.89030 -0.00040 0.00200 1.000 5.888 O 0.81700 0.20400 0.72600 1.000 1.026 OH 0.38600 0.14400 0.80200 1.000 1.098 O 0.74600 0.15770 0.84500 1.000 1.540 OH 0.38600 0.14400 0.80200 1.000 0.940 O 0.70500 0.16350 0.60300 1.000 1.034 OH 0.68200 0.10370 0.70400 1.000 1.390 O 0.56900 0.15450 0.75600 1.000 1.461 OH 0.37900 0.06800 0.80300 1.000 2.108 O 0.53900 0.10390 0.88500 1.000 2.732 O 0.56900 0.05230 0.75400 1.000 1.642 O 0.47200 0.10370 0.64800 1.000 2.219 OH 0.18800 0.39990 0.78400 1.000 1.224 O 0.00000 0.41250 0.65400 1.000 2.045 O 0.06600 0.35130 0.72100 1.000 0.687 OH 0.87900 0.36370 0.73400 1.000 2.092 O 0.01200 0.38870 0.88500 1.000 1.658 OH 0.93200 -0.04700 0.70000 1.000 0.837 OH 0.86500 0.42730 0.81100 1.000 1.413 OH 0.93800 0.25340 0.78300 1.000 0.947 O 0.94700 0.18650 0.86300 1.000 1.698 O 0.99500 0.20710 0.62600 1.000 1.887 OH 0.14900 -0.00310 0.69600 1.000 0.703 O 0.69000 0.45220 0.86900 1.000 0.869 O 0.83300 0.00570 0.75200 1.000 3.079 O 0.77600 0.45770 0.64000 1.000 2.266 O 0.81400 0.30150 0.78300 1.000 0.229 OH 0.62800 0.28830 0.78800 1.000 2.053 O 0.93900 0.30320 0.62800 1.000 0.908 O 0.99900 0.31320 0.86800 1.000 1.982 O 0.76300 0.26430 0.63600 1.000 2.077 O 0.74800 0.24030 0.87300 1.000 2.124 O 0.70700 0.03640 0.62400 1.000 2.400 O 0.75100 0.06040 0.86000 1.000 2.061 O 0.21800 0.33550 0.85800 1.000 1.074 O 0.22900 0.35490 0.61300 1.000 2.479 O 0.96800 0.01310 0.60700 1.000 1.619 O 0.00200 -0.00040 0.85000 1.000 3.877 Wa 0.35300 0.07570 0.99300 1.000 3.458 Wa 0.07300 0.44840 0.98000 1.000 2.124 Wa 0.38600 0.14600 0.98100 1.000 4.043 Wa 0.63400 0.31900 0.48100 1.000 8.030 Wa 0.62700 0.21460 0.50400 1.000 2.819 Wa 0.71300 0.39540 0.51300 1.000 2.748 Wa 0.94500 0.25600 0.47800 1.000 3.695 Wa 0.15500 0.09800 0.98100 1.000 4.374 Wa 0.00600 -0.05100 0.00700 1.000 11.828 Wa 0.87500 0.36300 0.52800 1.000 3.371 Wa 0.69200 -0.00100 0.97500 1.000 4.327 X-RAY WAVELENGTH: 1.541838 BOUNDS ON TWO THETA: 5.0 90.0 LIMITS IMPOSED ON THE INDICES ARE: +/- 12 +/- 37 +/- 13 MAX. ABS. INTENSITY / VOLUME**2: 168.6508214 The INTENSITY cut off value is 1.00 2-THETA INTENSITY D-SPACING H K L 8.60 2.88 10.2843 0 4 0 9.00 1.71 9.8260 1 1 1 12.17 100.00 7.2700 0 0 2 12.27 3.44 7.2129 1 4 1 12.75 1.04 6.9444 2 1 0 12.91 7.03 6.8562 0 6 0 13.28 1.88 6.6653 2 2 0 13.87 4.94 6.3836 1 5 1 14.13 4.72 6.2667 2 3 0 14.92 1.63 5.9365 0 4 2 15.24 1.22 5.8124 2 4 0 15.61 1.67 5.6760 1 6 1 18.69 1.38 4.7466 2 3 2 19.49 4.93 4.5550 1 1 3 19.55 2.84 4.5398 2 4 2 19.85 3.22 4.4734 1 2 3 19.98 1.72 4.4434 3 1 1 21.22 2.24 4.1863 1 4 3 21.60 1.01 4.1137 0 10 0 22.20 1.04 4.0038 1 5 3 22.64 1.95 3.9274 3 5 1 23.20 1.41 3.8345 2 9 0 24.49 37.89 3.6350 0 0 4 24.87 1.63 3.5803 0 10 2 25.07 42.43 3.5525 2 10 0 25.28 18.10 3.5227 4 0 0 25.38 1.61 3.5099 4 1 0 25.82 2.86 3.4510 2 10 1 27.56 2.62 3.2364 1 9 3 27.78 1.29 3.2115 0 6 4 27.95 73.65 3.1918 2 10 2 28.15 35.91 3.1702 4 0 2 28.23 6.09 3.1608 4 1 2 28.38 1.25 3.1443 2 3 4 29.56 1.63 3.0215 4 7 0 30.86 1.16 2.8975 1 11 3 32.08 7.28 2.7901 4 7 2 32.88 3.57 2.7243 0 14 2 33.03 1.11 2.7121 5 3 1 35.33 18.38 2.5407 2 10 4 35.49 8.14 2.5297 4 0 4 36.40 1.37 2.4680 3 1 5 37.10 3.91 2.4233 0 0 6 38.02 1.05 2.3669 5 9 1 38.91 2.81 2.3148 6 3 0 39.31 1.20 2.2921 2 16 2 39.37 2.40 2.2886 2 17 0 39.96 3.22 2.2564 4 14 0 40.92 1.70 2.2057 6 3 2 41.92 1.70 2.1550 4 14 2 43.31 1.56 2.0889 6 9 0 44.02 6.27 2.0568 0 20 0 44.13 1.52 2.0524 1 1 7 44.30 1.30 2.0448 1 2 7 44.42 8.00 2.0395 6 10 0 44.49 1.12 2.0366 0 20 1 45.29 1.02 2.0021 5 3 5 45.30 14.76 2.0019 2 10 6 45.43 7.22 1.9965 4 0 6 45.48 1.32 1.9942 4 1 6 45.61 1.57 1.9888 6 11 0 45.85 4.21 1.9792 0 20 2 46.23 9.95 1.9637 6 10 2 46.51 2.21 1.9525 6 3 4 46.91 1.62 1.9367 2 17 4 47.39 1.08 1.9184 6 11 2 47.42 2.95 1.9171 4 14 4 48.13 2.21 1.8904 4 7 6 48.58 1.29 1.8742 1 9 7 48.71 1.22 1.8695 0 14 6 49.24 1.51 1.8505 5 9 5 50.20 4.27 1.8175 0 0 8 50.38 1.54 1.8111 6 9 4 51.02 5.77 1.7901 0 20 4 51.37 6.85 1.7787 6 10 4 51.45 3.00 1.7762 4 20 0 52.44 1.29 1.7448 6 11 4 53.07 6.48 1.7255 4 20 2 53.53 1.92 1.7118 8 0 2 53.58 1.43 1.7104 8 1 2 54.38 1.82 1.6872 8 7 0 54.44 2.39 1.6853 6 17 0 55.15 1.56 1.6655 2 24 0 55.95 3.10 1.6435 8 7 2 56.01 2.56 1.6418 6 17 2 56.70 3.45 1.6234 2 24 2 56.91 5.20 1.6180 2 10 8 57.02 2.39 1.6152 4 0 8 57.77 3.22 1.5959 4 20 4 58.89 1.40 1.5681 0 20 6 59.21 2.97 1.5604 6 10 6 60.50 1.96 1.5304 8 7 4 60.56 2.51 1.5290 6 17 4 60.66 1.03 1.5267 3 1 9 61.22 1.79 1.5141 2 24 4 65.11 2.62 1.4326 4 20 6 67.66 1.39 1.3847 8 7 6 67.72 1.13 1.3836 6 17 6 68.30 1.19 1.3732 4 27 2 68.34 1.65 1.3726 2 24 6 68.95 1.64 1.3620 0 20 8 69.24 1.90 1.3569 6 10 8 69.90 2.58 1.3457 2 10 10 70.00 1.18 1.3440 4 0 10 71.25 1.28 1.3235 2 30 2 73.14 1.01 1.2938 6 24 4 74.73 1.19 1.2703 4 20 8 79.87 1.79 1.2010 10 17 2 83.78 1.14 1.1546 10 17 4 85.28 1.30 1.1381 8 27 2 86.00 1.06 1.1304 4 34 2 89.15 1.05 1.0984 8 27 4 89.22 1.01 1.0977 12 7 4 89.87 1.09 1.0915 4 34 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.