Earlandite Herdtweck E, Kornprobst T, Sieber R, Straver L, Plank J Zeitschrift fur Anorganische und Allgemeine Chemie 637 (2011) 655-659 Crystal structure, synthesis, and properties of tri-calcium di-citrate tetra-hydrate [Ca3(C6H5O7)2(H2O)2]*2H2O Note: earlier orthorhombic cell parameters are from uncorrected twin Locality: synthetic _database_code_amcsd 0019542 CELL PARAMETERS: 5.9466 10.2247 16.6496 72.213 79.718 89.791 SPACE GROUP: P-1 X-RAY WAVELENGTH: 1.541838 Cell Volume: 947.062 Density (g/cm3): 2.000 MAX. ABS. INTENSITY / VOLUME**2: 5.930026169 RIR: 0.965 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 5.67 100.00 15.5762 0 0 1 2 9.10 10.93 9.7216 0 1 0 2 9.11 7.52 9.7079 0 1 1 2 11.36 11.39 7.7881 0 0 2 2 12.13 38.87 7.2943 0 -1 1 2 12.16 34.73 7.2770 0 1 2 2 16.64 1.50 5.3261 0 -1 2 2 16.68 4.04 5.3149 0 1 3 2 17.08 13.25 5.1921 0 0 3 2 17.35 3.29 5.1123 0 2 1 2 18.13 10.61 4.8918 1 1 0 2 18.16 7.70 4.8851 1 1 2 2 18.20 5.03 4.8746 1 -1 1 2 18.20 13.33 4.8744 -1 1 1 2 20.66 3.87 4.2995 -1 -1 1 2 20.70 4.08 4.2904 1 1 3 2 20.73 8.71 4.2856 1 -1 2 2 20.73 8.53 4.2853 -1 1 2 2 20.81 1.29 4.2691 0 2 3 2 21.76 3.66 4.0841 0 -1 3 2 21.80 1.14 4.0770 0 1 4 2 23.07 14.34 3.8551 1 2 1 2 23.09 6.42 3.8526 1 2 2 2 23.16 10.56 3.8406 -1 2 0 2 23.16 9.74 3.8397 -1 2 1 2 24.39 1.12 3.6499 -1 1 3 2 24.41 5.21 3.6472 0 -2 2 2 24.45 12.54 3.6407 1 2 0 2 24.46 5.38 3.6385 0 2 4 2 24.49 5.69 3.6344 1 2 3 2 24.54 2.65 3.6272 1 -2 1 2 24.56 11.30 3.6249 -1 2 2 2 26.30 1.57 3.3889 0 3 1 2 26.31 1.89 3.3871 0 3 2 2 27.09 4.90 3.2919 1 2 4 2 27.11 5.99 3.2887 1 -2 2 2 27.18 1.71 3.2810 0 -1 4 2 28.66 2.15 3.1152 0 0 5 2 28.71 3.11 3.1092 -1 -1 3 2 28.78 1.86 3.1021 -1 1 4 2 28.79 2.27 3.1013 0 -2 3 2 28.85 2.03 3.0942 0 2 5 2 29.85 3.35 2.9931 0 -3 1 2 29.91 4.15 2.9871 0 3 4 2 30.51 8.91 2.9300 -1 -2 2 2 30.59 11.38 2.9223 1 2 5 2 30.60 12.00 2.9215 1 -2 3 2 30.60 1.48 2.9212 2 0 0 2 30.63 12.19 2.9187 -1 2 4 2 30.71 1.69 2.9109 1 3 1 2 31.44 2.60 2.8454 2 1 2 2 31.50 4.02 2.8402 2 -1 1 2 32.24 1.40 2.7765 2 0 3 2 32.31 3.76 2.7707 1 3 0 2 32.45 1.19 2.7593 -1 3 3 2 32.51 1.11 2.7540 2 1 3 2 32.55 1.63 2.7508 -2 1 1 2 32.56 1.50 2.7500 2 -1 2 2 33.15 1.42 2.7028 0 3 5 2 33.65 5.44 2.6632 1 -1 5 2 33.66 1.12 2.6629 -1 1 5 2 33.66 7.09 2.6626 1 1 6 2 33.73 1.16 2.6574 0 2 6 2 34.50 5.53 2.5995 -2 -1 1 2 34.55 5.66 2.5960 0 0 6 2 34.58 3.97 2.5940 -2 1 2 2 34.75 5.65 2.5816 -2 0 2 2 34.76 1.57 2.5811 1 -2 4 2 34.76 2.59 2.5806 1 2 6 2 34.79 8.49 2.5787 2 0 4 2 34.83 3.60 2.5755 -1 -3 1 2 34.98 1.64 2.5649 -1 3 4 2 35.11 3.23 2.5562 0 4 2 2 35.33 2.39 2.5408 2 2 1 2 35.45 2.57 2.5320 -2 2 1 2 37.36 2.13 2.4068 -2 -1 2 2 37.44 2.19 2.4020 -2 1 3 2 38.05 1.88 2.3646 -2 0 3 2 38.13 1.05 2.3604 -1 -3 2 2 38.23 1.32 2.3542 1 -3 3 2 38.38 3.94 2.3453 1 4 2 2 38.50 2.93 2.3384 -1 4 2 2 38.81 2.18 2.3202 -1 -1 5 2 38.88 1.96 2.3165 -1 1 6 2 38.89 1.70 2.3159 1 1 7 2 38.95 1.10 2.3125 0 2 7 2 39.25 3.52 2.2955 0 -4 1 2 39.32 3.51 2.2911 0 4 5 2 39.33 1.36 2.2911 -1 -2 4 2 39.37 1.12 2.2885 -1 4 0 2 39.41 1.24 2.2864 1 -2 5 2 40.54 1.46 2.2252 0 0 7 2 40.99 1.53 2.2020 1 4 0 2 41.06 1.69 2.1981 1 4 5 2 41.10 1.36 2.1961 1 -4 1 2 41.12 1.82 2.1951 2 3 1 2 41.15 1.17 2.1937 -1 4 4 2 41.29 1.13 2.1866 2 -3 1 2 41.30 2.53 2.1861 -2 3 2 2 41.98 7.12 2.1522 -2 0 4 2 42.03 9.28 2.1495 2 0 6 2 42.04 2.64 2.1493 -1 -3 3 2 42.12 2.11 2.1452 2 2 6 2 42.14 1.53 2.1444 1 -3 4 2 42.16 2.91 2.1435 1 3 7 2 42.17 1.84 2.1428 2 -2 4 2 42.20 1.30 2.1414 -1 3 6 2 44.37 4.75 2.0418 -1 -2 5 2 44.37 1.56 2.0415 -1 1 7 2 44.44 1.03 2.0385 0 2 8 2 44.45 7.37 2.0382 1 -2 6 2 44.48 5.26 2.0370 1 2 8 2 44.49 6.52 2.0365 -1 2 7 2 45.17 1.79 2.0073 0 5 1 2 45.20 1.99 2.0061 -2 -3 1 2 45.21 1.94 2.0055 0 5 4 2 45.30 2.31 2.0021 2 3 6 2 45.37 2.36 1.9988 2 -3 3 2 45.40 3.54 1.9979 -2 3 4 2 45.87 4.00 1.9784 0 -4 3 2 45.98 4.44 1.9738 0 4 7 2 46.26 3.86 1.9625 0 -3 5 2 46.37 2.70 1.9581 0 3 8 2 46.40 3.33 1.9568 -2 0 5 2 46.64 1.12 1.9473 3 1 2 2 46.71 1.22 1.9446 3 -1 1 2 46.78 4.59 1.9418 2 4 3 2 46.96 4.72 1.9348 -2 4 1 2 47.10 1.02 1.9295 3 -1 2 2 47.15 1.10 1.9275 2 4 2 2 47.35 1.25 1.9198 -2 4 2 2 48.27 1.41 1.8853 2 4 1 2 50.05 3.00 1.8224 3 2 1 2 50.06 1.14 1.8222 3 1 5 2 50.09 1.93 1.8211 3 2 4 2 50.11 1.53 1.8205 1 -1 8 2 50.13 1.36 1.8198 1 1 9 2 50.20 2.56 1.8175 -3 2 1 2 50.20 2.25 1.8173 3 -2 2 2 53.39 2.51 1.7162 3 3 3 2 53.57 3.14 1.7108 -3 3 0 2 55.97 1.15 1.6429 -2 4 6 2 56.82 1.33 1.6203 1 6 2 2 56.87 1.21 1.6190 1 6 5 2 56.94 2.22 1.6171 -1 6 1 2 56.98 1.63 1.6162 -1 6 4 2 57.13 1.04 1.6124 0 3 10 2 58.43 1.09 1.5795 2 5 0 2 59.33 1.62 1.5576 0 0 10 2 63.71 1.00 1.4606 4 0 0 2 80.09 1.26 1.1982 0 0 13 2 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.