Althausite Romming C, Raade G American Mineralogist 65 (1980) 488-498 The crystal structure of althausite, Mg4(PO4)2(OH,O)(F, ) _database_code_amcsd 0000784 CELL PARAMETERS: 8.2580 6.0540 14.3830 90.000 90.000 90.000 SPACE GROUP: Pnma X-RAY WAVELENGTH: 1.541838 Cell Volume: 719.063 Density (g/cm3): 2.728 MAX. ABS. INTENSITY / VOLUME**2: 5.646755745 RIR: 0.674 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 12.31 51.63 7.1915 0 0 2 2 12.36 44.38 7.1615 1 0 1 4 16.34 13.61 5.4233 1 0 2 4 21.43 3.73 4.1462 1 0 3 4 22.00 15.76 4.0395 1 1 2 8 24.76 100.00 3.5958 0 0 4 2 26.05 50.67 3.4209 1 1 3 8 26.86 77.72 3.3191 2 1 1 8 27.05 11.43 3.2968 1 0 4 4 28.53 41.47 3.1287 2 0 3 4 29.51 25.19 3.0270 0 2 0 2 30.88 47.44 2.8953 1 1 4 8 32.08 13.16 2.7899 0 2 2 4 32.10 38.75 2.7882 1 2 1 8 32.97 5.63 2.7165 1 0 5 4 33.14 15.93 2.7036 3 0 1 4 33.92 73.65 2.6432 1 2 2 8 34.90 17.27 2.5708 3 0 2 4 36.25 3.65 2.4784 1 1 5 8 36.39 15.00 2.4686 3 1 1 8 36.76 25.18 2.4448 1 2 3 8 37.52 1.68 2.3972 0 0 6 2 37.68 26.30 2.3872 3 0 3 4 38.03 6.67 2.3663 3 1 2 8 38.13 14.48 2.3603 2 0 5 4 38.89 3.47 2.3157 0 2 4 4 40.46 5.64 2.2297 1 2 4 8 41.04 13.16 2.1991 2 1 5 8 41.31 3.28 2.1857 3 0 4 4 41.51 1.52 2.1755 2 2 3 8 41.99 5.83 2.1518 1 1 6 8 43.85 20.19 2.0645 4 0 0 2 44.05 1.90 2.0558 3 1 4 8 44.33 1.14 2.0436 4 0 1 4 44.96 1.08 2.0164 3 2 1 8 46.47 8.16 1.9540 4 1 0 4 46.77 3.45 1.9424 1 3 1 8 48.04 19.04 1.8938 1 1 7 8 48.11 1.73 1.8913 1 3 2 8 48.26 1.59 1.8856 4 1 2 8 48.44 37.21 1.8792 0 2 6 4 48.94 3.03 1.8613 2 2 5 8 49.55 2.08 1.8395 2 0 7 4 50.48 1.27 1.8078 3 0 6 4 50.75 10.01 1.7988 2 3 1 8 51.01 1.40 1.7904 4 0 4 4 53.22 4.53 1.7212 1 3 4 8 53.36 2.04 1.7169 4 1 4 8 53.74 8.84 1.7056 4 2 0 4 54.38 8.85 1.6871 1 1 8 8 55.27 4.80 1.6621 3 2 5 8 55.36 12.74 1.6595 4 2 2 8 55.83 2.99 1.6466 3 0 7 4 56.84 1.43 1.6199 1 3 5 8 56.94 10.16 1.6172 3 3 1 8 58.05 3.29 1.5889 3 1 7 8 58.11 6.27 1.5874 3 3 2 8 58.73 4.90 1.5720 2 2 7 8 59.17 1.25 1.5615 5 0 3 4 59.41 2.75 1.5556 5 1 2 8 59.57 1.30 1.5520 3 2 6 8 60.03 3.66 1.5411 3 3 3 8 60.04 19.51 1.5410 4 2 4 8 60.35 4.74 1.5338 2 3 5 8 60.98 2.33 1.5194 1 2 8 8 61.19 15.91 1.5146 4 1 6 8 61.24 25.35 1.5135 0 4 0 2 61.61 1.96 1.5053 3 0 8 4 61.82 7.64 1.5009 5 0 4 4 63.40 2.72 1.4671 4 2 5 8 64.38 7.78 1.4472 2 1 9 8 64.58 2.09 1.4431 4 3 0 4 64.61 1.62 1.4425 5 2 1 8 64.82 8.31 1.4383 0 0 10 2 65.70 6.98 1.4212 5 2 2 8 65.85 1.70 1.4184 1 3 7 8 67.10 5.20 1.3950 0 4 4 4 67.20 3.58 1.3930 1 2 9 8 67.38 36.39 1.3897 4 2 6 8 67.81 2.81 1.3821 3 0 9 4 67.94 3.38 1.3797 1 1 10 8 68.18 1.15 1.3755 1 4 4 8 68.92 3.17 1.3625 2 4 3 8 69.31 1.65 1.3558 4 0 8 4 70.42 5.93 1.3371 2 2 9 8 71.04 1.24 1.3270 5 1 6 8 71.16 1.14 1.3250 1 3 8 8 71.28 1.46 1.3230 4 1 8 8 71.43 3.28 1.3206 3 4 1 8 72.47 3.77 1.3043 3 4 2 8 73.24 3.20 1.2924 6 1 3 8 73.30 1.59 1.2915 1 0 11 4 73.58 1.16 1.2873 5 0 7 4 73.84 1.69 1.2833 1 2 10 8 74.19 5.77 1.2782 3 4 3 8 75.23 1.07 1.2630 1 1 11 8 75.56 5.21 1.2584 5 3 2 8 77.08 1.81 1.2374 4 2 8 8 77.15 6.81 1.2364 4 3 6 8 77.25 1.87 1.2350 5 3 3 8 78.31 1.49 1.2209 2 1 11 8 78.33 2.08 1.2206 4 4 0 4 78.67 2.18 1.2163 5 0 8 4 78.67 2.40 1.2162 6 1 5 8 78.98 1.00 1.2122 6 2 3 8 80.04 3.97 1.1989 2 3 9 8 80.06 2.65 1.1986 0 0 12 2 80.56 1.07 1.1925 5 1 8 8 83.10 2.87 1.1623 1 5 3 8 83.47 1.80 1.1581 2 5 1 8 84.78 1.07 1.1435 6 0 7 4 85.42 2.30 1.1366 1 5 4 8 86.24 2.31 1.1278 5 3 6 8 87.55 1.41 1.1143 3 4 7 8 88.34 1.82 1.1064 6 3 3 8 89.04 4.77 1.0995 4 2 10 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.