Ca10(PO4)6Se Henning P A, Adolfsson E, Grins J Zeitschrift fur Kristallographie 215 (2000) 226-230 The chalcogenide phosphate apatites Ca10(PO4)6S, Sr10(PO4)6S, Ba10(PO4)6S and Ca10(PO4)6Se Locality: synthetic _database_code_amcsd 0019724 CELL PARAMETERS: 9.5007 9.5007 6.8406 90.000 90.000 120.000 SPACE GROUP: P-3 X-RAY WAVELENGTH: 1.541838 Cell Volume: 534.732 Density (g/cm3): 3.259 MAX. ABS. INTENSITY / VOLUME**2: 17.51814965 RIR: 1.750 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 10.75 2.18 8.2278 1 0 0 6 12.94 2.72 6.8406 0 0 1 2 16.86 10.82 5.2601 0 1 1 6 16.86 4.30 5.2601 1 0 1 6 22.79 1.01 3.9018 1 1 1 6 22.79 12.73 3.9018 2 -1 1 6 25.26 7.19 3.5255 0 2 1 6 25.26 1.87 3.5255 2 0 1 6 26.05 13.58 3.4203 0 0 2 2 28.71 7.83 3.1098 2 1 0 6 31.60 38.03 2.8310 1 2 1 6 31.60 14.73 2.8310 -1 3 1 6 31.60 47.22 2.8310 2 1 1 6 32.25 46.67 2.7757 1 1 2 6 32.25 41.60 2.7757 2 -1 2 6 32.65 63.85 2.7426 3 0 0 6 34.09 2.47 2.6301 0 2 2 6 35.26 8.20 2.5456 0 3 1 6 39.15 10.38 2.3009 1 2 2 6 39.49 17.83 2.2820 1 3 0 6 39.49 1.88 2.2820 3 1 0 6 39.52 3.82 2.2802 0 0 3 2 40.19 1.20 2.2438 2 2 1 6 41.08 1.30 2.1974 0 1 3 6 41.73 2.20 2.1647 1 3 1 6 41.73 1.19 2.1647 3 1 1 6 41.73 2.09 2.1647 4 -1 1 6 42.24 5.93 2.1397 3 0 2 6 44.02 2.79 2.0570 4 0 0 6 44.05 4.20 2.0556 2 -1 3 6 45.48 6.18 1.9943 0 2 3 6 46.55 15.66 1.9509 2 2 2 6 46.55 22.22 1.9509 4 -2 2 6 47.92 2.16 1.8983 1 3 2 6 48.21 1.44 1.8876 2 3 0 6 49.57 2.14 1.8389 1 2 3 6 49.57 4.95 1.8389 2 1 3 6 49.57 11.07 1.8389 -1 3 3 6 49.57 10.62 1.8389 3 -1 3 6 50.13 10.56 1.8196 -2 5 1 6 50.13 1.68 1.8196 2 3 1 6 50.13 3.80 1.8196 5 -2 1 6 50.86 10.75 1.7955 1 4 0 6 50.86 6.85 1.7955 4 1 0 6 51.87 5.78 1.7627 4 0 2 6 52.71 2.40 1.7366 -1 5 1 6 53.59 11.78 1.7102 0 0 4 2 55.61 1.14 1.6526 3 2 2 6 57.10 5.19 1.6130 1 3 3 6 57.10 1.83 1.6130 3 1 3 6 57.61 1.30 1.5999 0 5 1 6 58.02 1.07 1.5897 1 4 2 6 58.02 4.83 1.5897 -1 5 2 6 58.02 2.72 1.5897 4 1 2 6 58.27 1.88 1.5834 3 3 0 6 59.44 2.08 1.5549 2 4 0 6 59.96 1.98 1.5427 6 -3 1 6 61.12 6.42 1.5162 2 4 1 6 61.12 2.28 1.5162 4 2 1 6 62.65 2.32 1.4829 0 5 2 6 62.89 1.66 1.4778 5 1 0 6 64.04 1.68 1.4540 -2 5 3 6 64.04 4.47 1.4540 3 2 3 6 64.18 7.36 1.4512 0 3 4 6 64.18 5.19 1.4512 3 0 4 6 64.51 1.79 1.4444 -1 6 1 6 64.51 1.81 1.4444 1 5 1 6 64.51 5.64 1.4444 5 1 1 6 64.89 1.35 1.4369 6 -3 2 6 64.89 2.85 1.4369 3 3 2 6 66.00 1.73 1.4155 6 -2 2 6 66.00 1.80 1.4155 2 4 2 6 66.00 1.28 1.4155 -2 6 2 6 66.25 1.66 1.4106 4 1 3 6 69.26 1.11 1.3566 -1 6 2 6 69.26 1.64 1.3566 5 1 2 6 71.04 2.26 1.3270 -3 7 1 6 71.04 1.15 1.3270 4 3 1 6 71.62 3.62 1.3175 5 2 0 6 71.78 1.40 1.3150 0 4 4 6 72.70 1.35 1.3006 3 3 3 6 73.15 1.26 1.2937 2 5 1 6 73.75 2.94 1.2847 6 -2 3 6 73.75 1.05 1.2847 2 4 3 6 74.56 2.13 1.2728 6 0 2 6 74.93 1.58 1.2674 -2 5 4 6 75.60 1.09 1.2579 7 -3 2 6 75.99 1.32 1.2523 -1 3 5 6 75.99 2.20 1.2523 1 2 5 6 75.99 2.60 1.2523 2 1 5 6 76.87 3.05 1.2401 -1 6 3 6 76.87 1.07 1.2401 5 1 3 6 76.87 1.17 1.2401 6 -1 3 6 77.01 1.63 1.2383 -1 5 4 6 77.01 2.10 1.2383 5 -1 4 6 77.01 2.63 1.2383 1 4 4 6 77.66 4.14 1.2294 2 5 2 6 77.66 2.71 1.2294 7 -2 2 6 80.95 1.10 1.1876 4 4 0 6 83.01 1.76 1.1634 4 3 3 6 85.03 1.58 1.1408 -2 7 3 6 85.03 1.01 1.1408 7 -2 3 6 88.12 3.11 1.1086 2 -1 6 6 88.12 1.87 1.1086 1 1 6 6 88.20 1.64 1.1078 5 -2 5 6 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.