NH4(NpO2)(PO4)(H2O)3 Forbes T Z, Burns P C The Canadian Mineralogist 45 (2007) 471-477 The crystal structures of X(NpO2)(PO4)(H2O)3 (X = K+, Na+, Rb+, NH4+) and their relationship to the autunite group Sample: NH4P1 _database_code_amcsd 0006149 CELL PARAMETERS: 6.9843 6.9843 18.0230 90.000 90.000 90.000 SPACE GROUP: P4/ncc X-RAY WAVELENGTH: 1.541838 Cell Volume: 879.170 Density (g/cm3): 3.313 MAX. ABS. INTENSITY / VOLUME**2: 99.28174681 RIR: 9.759 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 9.82 100.00 9.0115 0 0 2 2 16.06 37.83 5.5204 1 0 2 8 17.96 33.39 4.9386 1 1 0 4 19.70 5.63 4.5058 0 0 4 2 20.51 29.58 4.3309 1 1 2 8 23.50 56.20 3.7862 1 0 4 8 25.51 34.23 3.4922 2 0 0 4 27.39 44.99 3.2562 2 0 2 8 29.01 2.27 3.0776 2 1 1 16 30.28 21.39 2.9512 2 1 2 16 32.44 5.43 2.7602 2 0 4 8 32.45 16.84 2.7594 1 0 6 8 34.95 11.10 2.5670 2 1 4 16 34.96 1.92 2.5664 1 1 6 8 36.38 8.00 2.4693 2 2 0 4 37.77 14.63 2.3815 2 2 2 8 40.00 6.47 2.2541 3 0 2 8 40.02 4.53 2.2529 0 0 8 2 40.86 16.17 2.2086 3 1 0 8 41.71 2.12 2.1655 2 2 4 8 41.72 15.94 2.1651 2 1 6 16 42.12 13.15 2.1451 3 1 2 16 42.15 5.87 2.1441 1 0 8 8 43.66 1.33 2.0730 3 1 3 16 43.77 12.87 2.0683 3 0 4 8 44.19 5.49 2.0497 1 1 8 8 48.04 5.39 1.8938 3 2 2 16 48.06 2.66 1.8931 2 0 8 8 49.54 7.93 1.8401 3 0 6 8 49.91 5.83 1.8272 2 1 8 16 50.65 1.87 1.8023 0 0 10 2 51.34 10.99 1.7796 3 2 4 16 51.35 1.19 1.7794 3 1 6 16 52.40 5.29 1.7461 4 0 0 4 53.45 5.59 1.7142 4 0 2 8 54.17 6.93 1.6931 1 1 10 8 55.17 2.12 1.6648 4 1 2 16 55.85 3.38 1.6462 3 3 0 4 56.52 1.04 1.6281 4 0 4 8 56.53 7.73 1.6279 3 2 6 16 56.86 3.71 1.6194 3 3 2 8 56.87 2.99 1.6190 3 0 8 8 57.55 4.90 1.6016 2 0 10 8 58.18 6.84 1.5856 4 1 4 16 58.52 7.93 1.5771 3 1 8 16 59.16 6.61 1.5617 4 2 0 8 60.13 5.33 1.5388 4 2 2 16 62.99 1.21 1.4756 4 2 4 16 63.00 3.89 1.4755 4 1 6 16 63.32 3.36 1.4688 3 2 8 16 63.34 1.09 1.4683 1 0 12 8 63.95 2.65 1.4558 2 2 10 8 64.89 3.07 1.4369 1 1 12 8 67.02 8.53 1.3964 3 1 10 16 67.90 2.16 1.3804 4 3 2 16 67.90 1.36 1.3804 5 0 2 8 67.92 1.29 1.3801 4 0 8 8 67.94 1.99 1.3797 2 0 12 8 68.50 1.77 1.3697 5 1 0 8 69.40 2.35 1.3542 5 1 2 16 69.42 2.04 1.3539 4 1 8 16 70.59 1.09 1.3342 5 0 4 8 70.59 3.63 1.3342 4 3 4 16 70.90 2.33 1.3292 3 3 8 8 73.83 1.86 1.2835 4 2 8 16 73.85 1.21 1.2832 2 2 12 8 74.98 3.68 1.2666 4 3 6 16 74.98 1.98 1.2666 5 0 6 8 75.02 1.35 1.2660 1 0 14 8 75.87 1.85 1.2541 4 0 10 8 76.42 2.65 1.2463 5 2 4 16 76.74 4.44 1.2420 3 1 12 16 77.28 1.02 1.2347 4 4 0 4 78.13 1.79 1.2232 4 4 2 8 78.73 3.18 1.2155 3 3 10 8 80.12 1.45 1.1978 5 3 0 8 80.70 1.97 1.1907 5 2 6 16 80.74 1.94 1.1902 2 1 14 16 80.97 1.84 1.1874 5 3 2 16 80.99 1.68 1.1872 4 3 8 16 81.56 2.20 1.1803 4 2 10 16 82.40 1.73 1.1704 5 1 8 16 82.95 1.03 1.1640 6 0 0 4 83.79 2.08 1.1545 6 0 2 8 85.19 1.20 1.1390 6 1 2 16 85.23 1.01 1.1386 4 0 12 8 86.36 1.27 1.1266 3 0 14 8 86.61 1.10 1.1240 5 2 8 16 87.71 2.12 1.1127 6 1 4 16 87.76 1.08 1.1122 3 1 14 16 87.77 1.19 1.1121 1 0 16 8 88.03 1.82 1.1095 3 3 12 8 88.55 2.25 1.1043 6 2 0 8 89.39 2.41 1.0961 6 2 2 16 89.97 3.21 1.0905 5 1 10 16 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.