Ca5(PO4)2SiO4 Dickens B, Brown W E Tschermaks Mineralogische und Petrographische Mitteilungen 16 (1971) 1-27 The crystal structure of Ca5(PO4)2SiO4 (silico-carnotite) _database_code_amcsd 0015639 CELL PARAMETERS: 6.7370 15.5080 10.1320 90.000 90.000 90.000 SPACE GROUP: Pnma X-RAY WAVELENGTH: 1.541838 Cell Volume: 1058.565 Density (g/cm3): 3.027 MAX. ABS. INTENSITY / VOLUME**2: 5.978170029 RIR: 0.643 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 10.43 28.26 8.4821 0 1 1 4 11.41 11.21 7.7540 0 2 0 2 15.80 12.81 5.6100 1 0 1 4 16.81 11.80 5.2755 1 1 1 8 19.28 1.14 4.6047 0 3 1 4 19.53 22.46 4.5452 1 2 1 8 20.95 1.88 4.2411 0 2 2 4 21.95 26.37 4.0490 1 0 2 4 22.70 40.07 3.9176 1 1 2 8 22.94 15.65 3.8770 0 4 0 2 23.40 5.32 3.8015 1 3 1 8 24.81 13.68 3.5891 1 2 2 8 27.09 50.36 3.2917 2 1 0 4 27.91 2.26 3.1965 2 0 1 4 27.97 10.46 3.1895 1 4 1 8 27.99 37.52 3.1876 1 3 2 8 28.90 29.07 3.0896 2 2 0 4 29.59 40.94 3.0192 1 0 3 4 30.13 14.46 2.9658 0 5 1 4 30.16 27.51 2.9636 1 1 3 8 30.24 27.69 2.9552 2 2 1 8 31.65 92.56 2.8274 0 3 3 4 31.71 100.00 2.8222 2 3 0 4 31.81 2.14 2.8134 1 2 3 8 31.90 1.21 2.8050 2 0 2 4 31.96 12.09 2.8003 1 4 2 8 32.95 2.11 2.7187 2 3 1 8 33.00 8.43 2.7144 1 5 1 8 33.99 1.85 2.6377 2 2 2 8 34.40 63.00 2.6071 1 3 3 8 34.71 49.76 2.5847 0 6 0 2 35.30 17.94 2.5428 2 4 0 4 35.44 4.49 2.5330 0 0 4 2 36.43 7.08 2.4663 2 4 1 8 36.44 1.47 2.4654 2 3 2 8 36.49 3.29 2.4622 1 5 2 8 37.35 1.67 2.4078 0 2 4 4 37.72 9.33 2.3850 2 0 3 4 37.77 4.69 2.3821 1 4 3 8 37.95 3.42 2.3710 1 0 4 4 38.41 4.32 2.3437 1 1 4 8 39.13 18.66 2.3023 0 6 2 4 39.45 4.32 2.2844 0 5 3 4 39.66 23.00 2.2726 2 4 2 8 40.53 6.70 2.2259 2 5 1 8 41.45 19.63 2.1786 1 6 2 8 41.60 14.18 2.1709 3 1 1 8 41.71 1.09 2.1656 2 3 3 8 41.75 1.98 2.1634 1 5 3 8 42.64 3.39 2.1205 0 4 4 4 42.87 4.34 2.1097 3 2 1 8 43.50 2.60 2.0804 2 5 2 8 43.94 1.72 2.0606 1 7 1 8 44.11 1.38 2.0530 3 0 2 4 44.52 25.80 2.0352 3 1 2 8 44.61 3.91 2.0314 2 4 3 8 44.91 2.23 2.0184 3 3 1 8 45.12 9.09 2.0093 0 1 5 4 45.17 7.07 2.0075 2 1 4 8 45.72 1.09 1.9846 3 2 2 8 46.24 23.80 1.9635 1 6 3 8 46.35 2.61 1.9588 2 2 4 8 46.74 1.20 1.9435 1 7 2 8 46.82 9.27 1.9405 1 0 5 4 46.87 6.47 1.9385 0 8 0 2 47.20 1.03 1.9255 1 1 5 8 47.66 1.66 1.9080 3 3 2 8 48.13 5.33 1.8907 2 5 3 8 48.24 22.16 1.8866 0 3 5 4 48.28 19.93 1.8851 2 3 4 8 48.32 3.52 1.8836 1 5 4 8 48.35 4.10 1.8825 1 2 5 8 48.69 24.79 1.8700 3 0 3 4 49.23 10.26 1.8510 2 7 0 4 50.10 13.16 1.8208 2 7 1 8 50.18 13.45 1.8179 3 2 3 8 50.22 6.20 1.8167 1 3 5 8 50.40 1.53 1.8105 0 8 2 4 50.45 8.70 1.8091 0 6 4 4 51.14 15.03 1.7862 1 7 3 8 52.00 4.36 1.7585 3 3 3 8 52.19 28.84 1.7528 2 6 3 8 52.32 13.74 1.7484 1 8 2 8 52.64 1.42 1.7386 2 7 2 8 52.72 9.00 1.7364 2 0 5 4 52.75 1.64 1.7353 1 4 5 8 54.06 5.97 1.6964 0 5 5 4 54.10 2.14 1.6953 2 5 4 8 54.48 21.17 1.6843 3 4 3 8 54.48 1.40 1.6842 4 0 0 2 54.62 2.70 1.6804 3 0 4 4 54.62 2.43 1.6802 2 8 0 4 54.83 5.38 1.6744 4 1 0 4 55.43 2.90 1.6575 2 8 1 8 55.81 1.62 1.6472 1 9 1 8 55.86 11.15 1.6459 4 2 0 4 55.89 2.07 1.6451 1 5 5 8 55.99 3.03 1.6423 3 2 4 8 56.41 1.77 1.6312 1 8 3 8 56.66 1.97 1.6246 4 2 1 8 57.31 4.03 1.6076 3 6 2 8 57.55 2.35 1.6014 4 3 0 4 57.69 1.95 1.5981 3 3 4 8 57.86 2.18 1.5938 2 6 4 8 58.01 1.37 1.5898 4 1 2 8 58.19 2.38 1.5855 1 9 2 8 58.22 3.02 1.5847 2 4 5 8 59.17 3.88 1.5615 1 3 6 8 59.30 1.86 1.5584 3 7 1 8 59.57 2.35 1.5518 1 6 5 8 59.73 1.26 1.5482 0 4 6 4 59.87 3.25 1.5448 4 4 0 4 60.30 7.32 1.5349 0 9 3 4 60.34 9.04 1.5341 2 9 0 4 61.17 2.95 1.5151 3 6 3 8 61.59 12.76 1.5058 3 7 2 8 61.85 7.75 1.5002 4 1 3 8 62.01 3.67 1.4965 1 9 3 8 62.07 2.10 1.4953 0 7 5 4 62.81 2.95 1.4795 4 2 3 8 62.90 1.37 1.4776 4 4 2 8 62.90 1.08 1.4775 3 5 4 8 63.52 1.87 1.4646 4 5 1 8 64.33 5.10 1.4482 1 10 2 8 64.39 1.65 1.4470 4 3 3 8 64.67 1.11 1.4414 2 6 5 8 66.02 1.58 1.4151 1 0 7 4 66.23 2.06 1.4111 4 6 0 4 66.32 1.35 1.4095 3 8 2 8 66.33 1.09 1.4093 1 1 7 8 66.57 1.17 1.4048 4 4 3 8 66.69 4.90 1.4025 3 4 5 8 67.02 3.92 1.3964 0 11 1 4 67.16 1.61 1.3938 0 3 7 4 67.72 5.97 1.3836 1 6 6 8 68.41 5.24 1.3714 1 8 5 8 68.78 9.50 1.3649 1 3 7 8 69.32 2.32 1.3556 4 5 3 8 69.44 1.68 1.3536 4 3 4 8 69.67 2.59 1.3497 3 0 6 4 69.97 1.74 1.3446 3 1 6 8 70.20 6.14 1.3408 4 7 0 4 70.76 6.30 1.3314 1 11 2 8 70.86 2.77 1.3299 2 0 7 4 71.16 2.28 1.3250 2 1 7 8 71.54 2.34 1.3189 4 4 4 8 71.96 1.03 1.3122 2 9 4 8 72.00 1.16 1.3116 0 5 7 4 72.36 3.68 1.3059 3 3 6 8 73.17 4.61 1.2934 2 8 5 8 73.24 3.17 1.2923 0 12 0 2 73.40 1.10 1.2899 2 11 1 8 73.57 1.72 1.2875 1 5 7 8 74.21 1.89 1.2779 4 5 4 8 74.65 1.19 1.2714 4 8 0 4 74.94 1.01 1.2672 3 9 3 8 74.99 1.05 1.2665 0 0 8 2 75.25 2.19 1.2628 5 4 1 8 75.34 1.27 1.2615 4 8 1 8 75.49 1.32 1.2594 1 12 1 8 76.16 1.04 1.2499 0 2 8 4 76.34 3.65 1.2474 5 1 3 8 76.43 1.88 1.2462 4 7 3 8 76.79 7.94 1.2413 1 6 7 8 77.06 3.52 1.2376 3 5 6 8 77.30 5.65 1.2344 5 4 2 8 77.42 1.09 1.2327 4 6 4 8 77.54 1.93 1.2311 2 10 4 8 77.73 5.04 1.2285 4 4 5 8 78.64 2.53 1.2166 3 0 7 4 78.66 1.78 1.2163 5 3 3 8 79.02 1.84 1.2118 1 11 4 8 79.79 1.69 1.2019 3 2 7 8 80.10 1.57 1.1981 2 12 1 8 80.24 1.36 1.1964 3 6 6 8 80.27 1.43 1.1960 4 9 1 8 80.45 2.06 1.1937 3 10 3 8 80.54 1.60 1.1926 1 7 7 8 80.99 1.36 1.1872 1 9 6 8 81.16 1.50 1.1851 1 4 8 8 83.05 1.13 1.1629 5 6 2 8 83.11 1.77 1.1622 3 11 2 8 83.23 4.44 1.1608 3 4 7 8 83.54 2.48 1.1573 0 11 5 4 83.60 3.03 1.1567 2 10 5 8 85.02 3.30 1.1408 4 10 0 4 85.08 2.29 1.1402 2 7 7 8 85.14 1.34 1.1396 3 10 4 8 85.35 2.31 1.1373 0 6 8 4 85.45 2.03 1.1362 2 12 3 8 85.59 2.21 1.1347 1 12 4 8 85.69 2.03 1.1337 4 10 1 8 86.72 1.04 1.1228 6 0 0 2 87.17 3.03 1.1182 4 7 5 8 88.91 2.31 1.1008 3 6 7 8 89.65 2.39 1.0936 1 9 7 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.