Na18Ca13Mg5(PO4)18 Alkemper J, Fuess H Zeitschrift fur Kristallographie 213 (1998) 282-287 The crystal structures of NaMgPO4, Na2CaMg(PO4)2 and Na18Ca13Mg5(PO4)18: new examples for glaserite related structures _database_code_amcsd 0011080 CELL PARAMETERS: 15.8110 15.8110 21.4990 90.000 90.000 120.000 SPACE GROUP: R-3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 4654.441 Density (g/cm3): 2.960 MAX. ABS. INTENSITY / VOLUME**2: 10.97349949 RIR: 1.207 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 7.65 1.22 11.5492 1 0 1 6 10.46 7.44 8.4552 0 1 2 6 12.35 3.07 7.1663 0 0 3 2 13.57 1.41 6.5236 0 2 1 6 19.03 4.97 4.6631 1 2 2 12 23.10 14.82 3.8497 0 3 3 6 23.10 33.51 3.8497 3 0 3 6 23.79 5.48 3.7398 1 3 1 12 23.87 1.84 3.7280 2 1 4 12 24.45 1.00 3.6412 2 0 5 6 24.85 14.81 3.5832 0 0 6 2 24.87 9.38 3.5808 3 1 2 12 26.36 1.15 3.3806 4 0 1 6 26.96 1.67 3.3073 1 2 5 12 28.72 4.67 3.1083 3 2 1 12 29.63 4.78 3.0152 2 3 2 12 31.43 6.15 2.8464 3 1 5 12 31.75 31.70 2.8184 0 3 6 6 31.75 48.73 2.8184 3 0 6 6 31.94 2.62 2.8022 0 2 7 6 32.46 1.08 2.7579 1 4 3 12 32.46 1.49 2.7579 4 1 3 12 33.78 2.71 2.6538 5 0 2 6 34.02 100.00 2.6352 3 3 0 6 34.92 1.27 2.5691 2 4 1 12 35.90 8.89 2.5016 2 0 8 6 36.84 1.01 2.4401 0 5 4 6 37.67 2.99 2.3881 1 3 7 12 39.26 2.22 2.2948 4 1 6 12 39.42 1.82 2.2860 4 0 7 6 39.49 5.88 2.2821 6 0 0 6 40.28 1.26 2.2388 4 3 1 12 40.69 2.95 2.2171 4 2 5 12 41.15 1.02 2.1937 3 1 8 12 41.17 1.33 2.1926 5 2 0 12 41.53 7.63 2.1745 0 6 3 6 41.53 7.35 2.1745 6 0 3 6 42.57 3.83 2.1239 1 0 10 6 42.72 3.78 2.1164 0 3 9 6 42.72 1.86 2.1164 3 0 9 6 42.78 5.32 2.1138 0 4 8 6 43.59 1.88 2.0763 4 3 4 12 44.15 2.40 2.0511 0 2 10 6 44.32 1.97 2.0440 0 5 7 6 45.70 1.64 1.9854 2 1 10 12 46.67 1.16 1.9464 1 6 4 12 47.22 21.85 1.9249 0 6 6 6 47.22 15.45 1.9249 6 0 6 6 47.23 3.04 1.9245 0 7 2 6 47.23 1.16 1.9245 5 3 2 12 47.35 5.97 1.9197 5 1 7 12 47.40 1.32 1.9181 5 0 8 6 48.70 4.35 1.8699 2 6 2 12 49.59 1.44 1.8382 7 0 4 6 50.25 1.67 1.8156 4 3 7 12 50.97 5.83 1.7916 0 0 12 2 51.01 1.17 1.7904 6 2 4 12 52.70 3.24 1.7370 2 6 5 12 53.03 2.61 1.7268 1 6 7 12 53.07 1.89 1.7257 3 4 8 12 54.03 1.42 1.6973 0 4 11 6 55.07 1.53 1.6677 0 3 12 6 55.71 1.79 1.6499 3 5 7 12 55.71 2.37 1.6499 7 0 7 6 55.75 1.52 1.6489 6 1 8 12 56.89 2.34 1.6186 5 1 10 12 57.31 1.03 1.6075 0 2 13 6 58.00 1.19 1.5902 8 0 5 6 59.47 6.54 1.5544 6 3 6 12 59.47 4.92 1.5544 3 6 6 12 60.73 1.07 1.5250 3 7 2 12 60.89 9.61 1.5214 9 0 0 6 61.12 3.23 1.5162 1 3 13 12 62.71 6.10 1.4816 3 3 12 12 62.98 2.55 1.4758 3 4 11 12 65.57 1.21 1.4237 3 1 14 12 66.90 1.22 1.3985 6 3 9 12 67.22 1.16 1.3928 7 4 3 12 67.55 1.07 1.3868 6 5 4 12 68.35 1.14 1.3723 5 1 13 12 68.63 1.09 1.3674 0 3 15 6 68.95 1.07 1.3619 2 6 11 12 71.62 11.03 1.3176 6 6 0 6 75.24 1.24 1.2629 7 0 13 6 77.13 2.03 1.2366 6 6 6 12 80.46 1.87 1.1936 9 3 6 12 80.46 2.32 1.1936 3 9 6 12 89.19 1.27 1.0980 6 4 14 12 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.