Chlorapatite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern for R060192 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 CELL PARAMETERS: 9.487700 18.96280 6.822400 90.00000 90.00000 119.9740 SPACE GROUP: P2_1/b X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 10.89 7.20 8.1944 1 0 0 10.89 7.07 8.1992 0 2 0 10.88 7.16 8.2042 -1 2 0 16.99 3.48 5.2478 1 0 1 16.98 3.56 5.2490 0 2 1 16.98 3.49 5.2503 -1 2 1 21.78 1.62 4.0972 2 0 0 21.77 1.69 4.0996 0 4 0 21.75 1.65 4.1021 -2 4 0 22.95 3.33 3.8896 1 2 1 22.94 3.36 3.8912 2 -2 1 22.93 3.38 3.8928 -1 4 1 25.43 2.19 3.5139 2 0 1 25.42 2.19 3.5154 0 4 1 25.41 2.14 3.5170 -2 4 1 26.17 64.27 3.4164 0 0 2 28.39 2.75 3.1533 1 0 2 28.38 2.78 3.1536 0 2 2 28.38 2.77 3.1539 -1 2 2 28.91 8.05 3.0969 2 2 0 28.88 8.03 3.0998 -3 4 0 28.88 8.01 3.1003 -1 6 0 31.80 49.94 2.8207 2 2 1 31.79 22.44 2.8217 3 -2 1 31.80 22.45 2.8213 1 4 1 31.78 49.89 2.8229 -3 4 1 31.77 49.84 2.8233 -1 6 1 31.77 22.43 2.8239 -2 6 1 32.40 39.63 2.7697 1 2 2 32.39 39.76 2.7703 2 -2 2 32.39 39.68 2.7708 -1 4 2 32.87 50.16 2.7315 3 0 0 32.85 49.94 2.7331 0 6 0 32.83 50.06 2.7347 -3 6 0 34.25 12.97 2.6239 2 0 2 34.24 13.01 2.6245 0 4 2 34.23 13.01 2.6252 -2 4 2 35.47 2.58 2.5363 3 0 1 35.45 2.64 2.5376 0 6 1 35.43 2.57 2.5389 -3 6 1 39.34 1.81 2.2945 2 2 2 39.33 2.03 2.2950 3 -2 2 39.33 2.04 2.2948 1 4 2 39.32 1.79 2.2957 -3 4 2 39.31 1.76 2.2959 -1 6 2 39.31 2.03 2.2962 -2 6 2 39.73 1.92 2.2725 3 2 0 39.72 12.80 2.2732 -4 2 0 39.72 12.66 2.2733 1 6 0 39.69 1.94 2.2749 -4 6 0 39.69 1.93 2.2748 -1 8 0 39.68 12.65 2.2756 -3 8 0 41.95 3.89 2.1570 4 -2 1 41.95 3.87 2.1571 1 6 1 41.91 3.89 2.1590 -3 8 1 42.44 1.33 2.1334 3 0 2 42.42 1.32 2.1342 0 6 2 42.40 1.33 2.1350 -3 6 2 44.20 3.31 2.0522 1 2 3 44.19 3.30 2.0524 2 -2 3 44.19 3.28 2.0526 -1 4 3 45.64 2.07 1.9907 2 0 3 45.63 2.09 1.9910 0 4 3 45.62 2.11 1.9912 -2 4 3 46.77 22.60 1.9448 2 4 2 46.75 22.56 1.9456 4 -4 2 46.73 22.55 1.9464 -2 8 2 48.15 3.47 1.8921 3 2 2 48.14 4.15 1.8926 4 -2 2 48.14 4.12 1.8926 1 6 2 48.11 3.46 1.8935 -4 6 2 48.12 3.49 1.8935 -1 8 2 48.10 4.13 1.8939 -3 8 2 48.46 2.87 1.8808 -5 4 0 48.48 2.86 1.8801 2 6 0 48.42 2.86 1.8823 -3 10 0 49.75 14.01 1.8348 2 2 3 49.74 6.82 1.8351 3 -2 3 49.75 6.81 1.8350 1 4 3 49.74 13.94 1.8354 -3 4 3 49.73 13.94 1.8355 -1 6 3 49.73 6.77 1.8357 -2 6 3 50.41 5.71 1.8125 3 4 1 50.38 6.17 1.8133 5 -4 1 50.40 6.13 1.8127 2 6 1 50.37 5.72 1.8138 -5 6 1 50.35 5.73 1.8144 -2 10 1 50.34 6.20 1.8147 -3 10 1 51.14 5.23 1.7880 4 2 0 51.13 4.24 1.7885 -5 2 0 51.12 4.24 1.7888 1 8 0 51.08 5.24 1.7900 -5 8 0 51.09 5.22 1.7897 -1 10 0 51.07 4.25 1.7904 -4 10 0 52.11 6.86 1.7569 4 0 2 52.09 6.83 1.7577 0 8 2 52.06 6.84 1.7585 -4 8 2 53.71 27.92 1.7082 0 0 4 54.96 1.13 1.6722 1 0 4 54.96 1.14 1.6723 0 2 4 54.96 1.14 1.6723 -1 2 4 55.88 3.98 1.6469 3 4 2 55.84 3.97 1.6480 -5 6 2 55.82 3.97 1.6484 -2 10 2 57.32 1.76 1.6087 3 2 3 57.31 1.49 1.6090 4 -2 3 57.31 1.49 1.6090 1 6 3 57.29 1.76 1.6095 -4 6 3 57.29 1.75 1.6095 -1 8 3 57.28 1.49 1.6098 -3 8 3 57.91 1.15 1.5937 5 0 1 57.88 1.15 1.5946 0 10 1 57.84 1.14 1.5955 -5 10 1 59.74 2.63 1.5491 -6 4 0 59.75 2.62 1.5488 2 8 0 59.68 2.61 1.5506 -4 12 0 60.28 2.08 1.5366 3 6 1 60.24 2.06 1.5375 6 -6 1 60.20 2.06 1.5383 -3 12 1 61.42 1.62 1.5108 6 -4 1 61.43 1.63 1.5105 2 8 1 61.36 1.63 1.5121 -4 12 1 62.10 1.35 1.4957 2 2 4 62.09 2.23 1.4959 3 -2 4 62.10 2.22 1.4958 1 4 4 62.08 1.37 1.4961 -3 4 4 62.08 1.34 1.4961 -1 6 4 62.08 2.23 1.4962 -2 6 4 62.94 4.90 1.4777 5 0 2 62.91 4.93 1.4784 0 10 2 62.88 4.92 1.4791 -5 10 2 64.29 3.23 1.4498 3 4 3 64.26 3.21 1.4505 -5 6 3 64.25 3.22 1.4508 -2 10 3 64.37 4.45 1.4483 3 0 4 64.36 4.46 1.4485 0 6 4 64.34 4.45 1.4488 -3 6 4 64.85 5.05 1.4387 5 2 1 64.77 5.02 1.4402 -6 10 1 64.79 4.99 1.4399 -1 12 1 65.20 1.29 1.4318 3 6 2 65.16 1.30 1.4325 6 -6 2 65.13 1.30 1.4332 -3 12 2 69.60 1.11 1.3516 5 2 2 69.52 1.13 1.3529 -6 10 2 69.54 1.12 1.3526 -1 12 2 71.41 2.21 1.3216 4 6 1 71.35 2.21 1.3226 -7 8 1 71.31 2.23 1.3231 -3 14 1 72.01 2.05 1.3120 5 4 0 71.92 2.05 1.3134 -7 10 0 71.92 2.03 1.3134 -2 14 0 74.04 2.12 1.2809 6 -4 3 74.05 2.12 1.2808 2 8 3 73.99 2.10 1.2817 -4 12 3 75.17 1.03 1.2645 5 -4 4 75.18 1.03 1.2643 2 6 4 75.13 1.04 1.2650 -3 10 4 75.92 2.10 1.2538 7 -6 2 75.95 2.08 1.2533 3 8 2 75.86 2.08 1.2546 -4 14 2 76.17 2.19 1.2502 2 2 5 76.16 2.18 1.2504 -3 4 5 76.16 2.20 1.2505 -1 6 5 77.20 2.54 1.2361 5 2 3 77.13 2.52 1.2371 -6 10 3 77.15 2.51 1.2368 -1 12 3 77.27 1.06 1.2351 4 2 4 77.26 1.62 1.2353 5 -2 4 77.25 1.61 1.2354 1 8 4 77.22 1.07 1.2358 -5 8 4 77.23 1.06 1.2357 -1 10 4 77.21 1.62 1.2359 -4 10 4 78.01 3.79 1.2252 7 -4 2 78.02 3.77 1.2252 2 10 2 77.93 3.79 1.2263 -5 14 2 81.38 1.50 1.1828 4 8 0 83.37 2.21 1.1595 4 6 3 83.31 2.21 1.1601 -7 8 3 83.28 2.22 1.1605 -3 14 3 84.46 1.22 1.1473 4 4 4 84.44 1.79 1.1475 6 -4 4 84.45 1.79 1.1474 2 8 4 84.41 1.22 1.1478 -6 8 4 84.40 1.22 1.1479 -2 12 4 84.38 1.78 1.1481 -4 12 4 85.23 2.77 1.1388 0 0 6 87.51 1.75 1.1149 5 2 4 87.43 1.76 1.1157 -6 10 4 87.45 1.74 1.1155 -1 12 4 88.26 1.04 1.1073 5 6 2 88.24 1.84 1.1075 3 10 2 88.28 2.19 1.1072 1 2 6 88.27 2.20 1.1072 2 -2 6 88.27 2.19 1.1072 -1 4 6 88.44 1.04 1.1055 5 -4 5 88.45 1.04 1.1054 2 6 5 88.41 1.03 1.1058 -3 10 5 88.41 1.03 1.1058 -3 10 5 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.