Fluorapatite Fleet M E, Pan Y American Mineralogist 82 (1997) 870-877 Site preference of rare earth elements in fluorapatite: Binary (LREE+HREE)- substituted crystals Sample: Pr,Er-FAp _database_code_amcsd 0001936 CELL PARAMETERS: 9.3845 9.3845 6.8901 90.000 90.000 120.000 SPACE GROUP: P6_3/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 525.507 Density (g/cm3): 3.187 MAX. ABS. INTENSITY / VOLUME**2: 14.76717458 RIR: 1.509 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 10.89 9.34 8.1272 1 0 0 6 16.87 3.54 5.2556 1 0 1 12 18.91 1.68 4.6922 1 1 0 6 21.87 6.03 4.0636 2 0 0 6 22.93 6.77 3.8783 1 1 1 12 25.45 1.73 3.5002 2 0 1 12 25.86 38.16 3.4451 0 0 2 2 28.13 11.83 3.1719 1 0 2 12 29.07 14.45 3.0718 1 2 0 6 29.07 1.10 3.0718 2 1 0 6 31.90 69.77 2.8056 1 2 1 12 31.90 30.23 2.8056 2 1 1 12 32.24 42.31 2.7770 1 1 2 12 33.07 58.37 2.7091 3 0 0 6 34.12 25.21 2.6278 2 0 2 12 35.61 3.90 2.5212 3 0 1 12 39.30 4.67 2.2927 1 2 2 12 40.00 4.99 2.2541 1 3 0 6 40.00 17.16 2.2541 3 1 0 6 40.62 3.03 2.2209 2 2 1 12 42.18 2.02 2.1424 1 3 1 12 42.18 3.88 2.1424 3 1 1 12 42.45 1.03 2.1295 3 0 2 12 43.89 4.49 2.0628 1 1 3 12 44.60 1.27 2.0318 4 0 0 6 45.36 3.85 1.9994 2 0 3 12 46.85 28.31 1.9392 2 2 2 12 48.25 5.15 1.8862 1 3 2 12 48.25 7.89 1.8862 3 1 2 12 48.85 3.42 1.8645 3 2 0 6 49.56 10.11 1.8394 2 1 3 12 49.56 24.85 1.8394 1 2 3 12 50.72 8.69 1.7998 2 3 1 12 50.72 7.87 1.7998 3 2 1 12 51.53 5.70 1.7735 1 4 0 6 51.53 7.36 1.7735 4 1 0 6 52.22 1.14 1.7519 3 0 3 12 52.27 12.90 1.7501 4 0 2 12 53.17 16.11 1.7225 0 0 4 2 56.09 7.22 1.6398 2 3 2 12 57.27 1.98 1.6087 1 3 3 12 57.27 1.52 1.6087 3 1 3 12 58.33 1.64 1.5820 5 0 1 12 60.26 4.84 1.5359 4 2 0 6 60.72 4.19 1.5253 3 3 1 12 61.74 2.37 1.5024 2 1 4 12 61.74 1.18 1.5024 1 2 4 12 61.90 2.30 1.4991 4 2 1 12 63.26 10.64 1.4700 5 0 2 12 63.76 1.29 1.4597 1 5 0 6 64.06 8.32 1.4536 3 0 4 12 64.36 5.85 1.4476 2 3 3 12 65.35 6.05 1.4280 1 5 1 12 65.55 1.46 1.4242 3 3 2 12 70.00 1.55 1.3440 5 1 2 12 71.99 4.41 1.3117 3 4 1 12 72.65 2.65 1.3014 2 5 0 6 74.15 1.60 1.2788 2 5 1 12 74.29 3.71 1.2767 4 2 3 12 75.64 1.65 1.2573 2 1 5 12 75.64 3.65 1.2573 1 2 5 12 76.47 2.17 1.2457 4 3 2 12 76.93 1.26 1.2394 1 6 0 6 77.20 2.50 1.2356 1 4 4 12 77.20 4.45 1.2356 4 1 4 12 77.48 3.75 1.2319 1 5 3 12 78.58 5.44 1.2174 5 2 2 12 83.75 4.03 1.1549 3 4 3 12 84.34 1.83 1.1484 0 0 6 2 84.52 2.25 1.1464 4 2 4 12 84.52 1.47 1.1464 2 4 4 12 85.82 1.22 1.1323 2 5 3 12 87.44 3.68 1.1154 1 1 6 12 87.62 2.08 1.1136 1 5 4 12 88.16 1.58 1.1082 3 2 5 12 88.16 1.06 1.1082 2 3 5 12 88.96 1.05 1.1002 3 5 2 12 88.96 1.14 1.1002 5 3 2 12 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.