Billietite Finch R J, Burns P C, Hawthorne F C, Ewing R C The Canadian Mineralogist 44 (2006) 1197-1205 Refinement of the crystal structure of billietite, Ba [(UO2)6 O4 (OH)6] (H2O)8 Locality: Shaba, Democratic Republic of Congo _database_code_amcsd 0006120 CELL PARAMETERS: 12.0941 30.2110 7.1563 90.000 90.000 90.000 SPACE GROUP: Pbn2_1 X-RAY WAVELENGTH: 1.541838 Cell Volume: 2614.732 Density (g/cm3): 5.195 MAX. ABS. INTENSITY / VOLUME**2: 209.5261366 RIR: 13.132 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 7.87 1.37 11.2278 1 1 0 4 11.72 100.00 7.5528 0 4 0 2 13.69 1.43 6.4672 0 2 1 2 14.38 3.47 6.1589 1 0 1 2 14.65 1.93 6.0470 2 0 0 2 15.54 3.31 5.7030 1 2 1 4 18.80 3.18 4.7205 2 4 0 4 19.09 6.53 4.6484 1 6 0 4 20.10 1.10 4.4170 2 2 1 4 23.56 25.92 3.7764 0 8 0 2 24.88 18.28 3.5782 0 0 2 1 25.36 32.81 3.5124 3 0 1 2 26.18 4.40 3.4037 2 6 1 4 27.59 31.69 3.2336 0 4 2 2 27.85 1.07 3.2031 2 8 0 4 28.02 54.31 3.1848 3 4 1 4 29.54 1.02 3.0235 4 0 0 2 29.61 2.87 3.0174 2 2 2 4 30.50 1.94 2.9310 1 10 0 4 31.37 2.21 2.8515 2 4 2 4 31.88 3.94 2.8070 4 4 0 4 34.53 7.55 2.5974 0 8 2 2 34.88 15.40 2.5719 3 8 1 4 35.51 2.77 2.5283 2 10 1 4 35.66 3.05 2.5176 0 12 0 2 38.74 1.19 2.3242 2 12 0 4 38.94 2.48 2.3128 1 2 3 4 39.00 3.53 2.3094 4 0 2 2 39.32 1.71 2.2915 5 0 1 2 39.75 2.13 2.2674 1 10 2 4 40.86 1.82 2.2085 4 4 2 4 41.17 2.15 2.1928 5 4 1 4 42.56 3.10 2.1244 1 14 0 4 42.60 1.23 2.1223 1 6 3 4 43.98 5.52 2.0590 0 12 2 2 44.11 8.85 2.0530 3 0 3 2 44.23 1.05 2.0477 4 10 1 4 44.27 9.80 2.0462 3 12 1 4 44.97 3.28 2.0157 6 0 0 2 45.80 10.24 1.9811 3 4 3 4 46.07 2.10 1.9702 4 8 2 4 46.35 2.71 1.9590 5 8 1 4 46.45 3.67 1.9551 2 14 1 4 46.60 1.43 1.9491 2 12 2 4 46.64 5.04 1.9475 6 4 0 4 48.19 1.95 1.8882 5 10 0 4 48.19 2.45 1.8882 0 16 0 2 48.92 1.65 1.8619 5 6 2 4 49.93 1.55 1.8267 1 14 2 4 50.61 7.64 1.8037 3 8 3 4 51.05 2.04 1.7891 0 0 4 1 51.07 1.15 1.7884 2 10 3 4 51.38 2.63 1.7782 6 8 0 4 52.08 2.71 1.7562 6 0 2 2 52.57 3.04 1.7409 0 4 4 2 53.57 4.05 1.7106 6 4 2 4 53.78 1.65 1.7046 2 2 4 4 54.12 1.28 1.6946 5 12 1 4 54.36 1.31 1.6878 5 2 3 4 54.65 2.15 1.6795 7 0 1 2 54.88 1.19 1.6730 2 4 4 4 54.99 1.00 1.6699 5 10 2 4 54.99 1.76 1.6699 0 16 2 2 55.23 3.31 1.6631 3 16 1 4 55.45 2.07 1.6571 5 4 3 4 56.10 3.36 1.6394 7 4 1 4 56.96 2.12 1.6168 0 8 4 2 57.23 1.08 1.6097 2 16 2 4 57.91 2.83 1.5924 6 8 2 4 57.96 2.88 1.5910 3 12 3 4 58.51 2.90 1.5775 2 18 1 4 58.67 1.20 1.5735 6 12 0 4 59.70 1.08 1.5490 5 8 3 4 60.31 2.13 1.5346 7 8 1 4 61.50 1.42 1.5077 1 18 2 4 63.34 2.06 1.4684 5 14 2 4 63.83 1.13 1.4583 0 12 4 2 63.88 1.38 1.4572 5 16 1 4 64.72 1.18 1.4404 6 12 2 4 66.40 1.36 1.4080 5 12 3 4 66.98 1.25 1.3971 7 12 1 4 67.38 1.90 1.3898 3 16 3 4 67.50 1.33 1.3877 3 20 1 4 67.98 1.50 1.3789 5 18 0 4 68.16 1.16 1.3759 7 4 3 4 70.33 1.13 1.3386 2 18 3 4 70.99 1.68 1.3278 3 4 5 4 71.62 1.05 1.3175 6 4 4 4 71.70 1.61 1.3163 2 22 1 4 73.62 1.26 1.2867 5 18 2 4 78.38 1.13 1.2200 8 14 1 4 85.77 1.74 1.1328 10 4 2 4 85.77 1.23 1.1328 5 22 2 4 89.36 1.17 1.0964 10 8 2 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.