Chlorapatite Fleet M E, Liu X, Pan Y American Mineralogist 85 (2000) 1437-1446 Rare-earth elements in chlorapatite [Ca10(PO4)6(Cl)2]: Uptake, site preference, and degradation of monoclinic structure Sample: La-ClAp _database_code_amcsd 0002516 CELL PARAMETERS: 9.6499 9.6499 6.7725 90.000 90.000 120.000 SPACE GROUP: P6_3/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 546.167 Density (g/cm3): 3.408 MAX. ABS. INTENSITY / VOLUME**2: 15.62672034 RIR: 1.493 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 10.59 9.84 8.3571 1 0 0 6 16.85 6.00 5.2617 1 0 1 12 18.39 8.16 4.8250 1 1 0 6 21.26 4.23 4.1785 2 0 0 6 22.63 2.19 3.9297 1 1 1 12 25.04 5.31 3.5561 2 0 1 12 26.32 11.38 3.3863 0 0 2 2 28.25 1.22 3.1587 1 2 0 6 28.25 2.34 3.1587 2 1 0 6 28.44 3.41 3.1384 1 0 2 12 31.25 31.32 2.8626 2 1 1 12 31.25 63.13 2.8626 1 2 1 12 32.13 95.83 2.7857 3 0 0 6 32.30 100.00 2.7718 1 1 2 12 34.08 2.18 2.6308 2 0 2 12 34.82 3.28 2.5763 3 0 1 12 37.27 3.63 2.4125 2 2 0 6 38.85 23.26 2.3178 3 1 0 6 38.99 16.60 2.3098 2 1 2 12 41.16 6.67 2.1930 3 1 1 12 42.00 10.09 2.1513 3 0 2 12 43.31 3.49 2.0893 4 0 0 6 44.30 5.05 2.0448 1 1 3 12 45.68 1.81 1.9862 2 0 3 12 46.20 46.02 1.9648 2 2 2 12 47.42 1.42 1.9172 2 3 0 6 47.42 2.12 1.9172 3 2 0 6 47.54 1.37 1.9127 1 3 2 12 49.40 6.37 1.8447 2 3 1 12 49.40 9.59 1.8447 3 2 1 12 49.64 9.35 1.8366 2 1 3 12 49.64 14.95 1.8366 1 2 3 12 50.01 13.72 1.8237 1 4 0 6 50.01 7.59 1.8237 4 1 0 6 51.39 3.25 1.7781 4 0 2 12 52.15 1.31 1.7539 3 0 3 12 54.17 12.58 1.6931 0 0 4 2 55.04 1.40 1.6684 2 3 2 12 55.04 1.30 1.6684 3 2 2 12 56.73 1.87 1.6227 5 0 1 12 56.94 2.72 1.6172 1 3 3 12 56.94 2.58 1.6172 3 1 3 12 57.28 2.50 1.6083 3 3 0 6 57.39 3.53 1.6056 1 4 2 12 57.39 2.85 1.6056 4 1 2 12 58.44 1.47 1.5793 4 2 0 6 59.03 2.49 1.5648 3 3 1 12 60.16 1.38 1.5381 2 4 1 12 60.16 1.59 1.5381 4 2 1 12 61.91 2.39 1.4988 5 0 2 12 62.21 2.10 1.4923 2 1 4 12 63.48 7.01 1.4654 1 5 1 12 63.48 1.20 1.4654 5 1 1 12 63.68 3.45 1.4613 2 3 3 12 64.10 4.95 1.4528 3 3 2 12 64.39 7.20 1.4468 3 0 4 12 65.18 4.50 1.4313 2 4 2 12 65.18 2.71 1.4313 4 2 2 12 68.27 1.79 1.3739 4 3 0 6 68.36 3.97 1.3722 1 5 2 12 69.86 1.89 1.3465 3 4 1 12 70.35 4.09 1.3382 2 5 0 6 70.35 2.01 1.3382 5 2 0 6 71.92 1.14 1.3128 2 5 1 12 73.13 2.04 1.2941 4 2 3 12 73.52 3.48 1.2881 6 0 2 12 74.54 2.54 1.2731 4 3 2 12 74.81 1.13 1.2691 3 2 4 12 76.16 3.07 1.2499 1 5 3 12 76.53 1.20 1.2449 2 1 5 12 76.53 2.95 1.2449 1 2 5 12 76.55 1.38 1.2445 2 5 2 12 76.55 7.56 1.2445 5 2 2 12 76.82 2.23 1.2408 4 1 4 12 76.82 2.27 1.2408 1 4 4 12 79.45 1.06 1.2062 4 4 0 6 80.53 1.55 1.1928 6 1 2 12 82.12 2.33 1.1736 3 4 3 12 83.75 1.75 1.1549 4 2 4 12 83.75 1.43 1.1549 2 4 4 12 84.09 1.04 1.1511 2 5 3 12 86.15 1.39 1.1287 0 0 6 2 86.69 1.89 1.1232 1 5 4 12 88.35 1.69 1.1063 3 2 5 12 89.08 2.05 1.0991 1 1 6 12 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.