Topaz Northrup P A, Leinenweber K, Parise J B American Mineralogist 79 (1994) 401-404 The location of H in the high-pressure synthetic Al2SiO4(OH)2 topaz analogue Sample fluor-topaz from a Mexican rhyolite _database_code_amcsd 0001642 CELL PARAMETERS: 4.6520 8.8010 8.4040 90.000 90.000 90.000 SPACE GROUP: Pbnm X-RAY WAVELENGTH: 1.541838 Cell Volume: 344.079 Density (g/cm3): 3.552 MAX. ABS. INTENSITY / VOLUME**2: 7.490624113 RIR: 0.687 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 20.18 3.97 4.4005 0 2 0 2 21.14 1.95 4.2020 0 0 2 2 21.61 8.83 4.1128 1 1 0 4 22.81 4.70 3.8984 0 2 1 4 24.09 74.81 3.6942 1 1 1 8 27.91 86.00 3.1968 1 2 0 4 29.39 39.61 3.0390 0 2 2 4 29.90 20.63 2.9880 1 2 1 8 30.41 100.00 2.9392 1 1 2 8 36.20 23.22 2.4815 1 3 0 4 37.48 8.23 2.3998 1 0 3 4 37.80 17.27 2.3799 1 3 1 8 38.08 49.10 2.3631 0 2 3 4 38.90 8.01 2.3153 1 1 3 8 40.10 3.41 2.2488 2 1 0 4 41.02 9.67 2.2002 0 4 0 2 41.57 13.25 2.1724 2 1 1 8 42.47 4.53 2.1285 0 4 1 4 42.93 55.18 2.1069 1 2 3 8 43.05 1.38 2.1010 0 0 4 2 44.03 29.23 2.0564 2 2 0 4 45.61 7.30 1.9890 1 4 0 4 45.76 2.11 1.9827 2 1 2 8 46.59 1.54 1.9492 0 4 2 4 46.94 4.58 1.9355 1 4 1 8 48.67 24.63 1.8710 1 1 4 8 49.04 26.62 1.8575 1 3 3 8 50.04 11.69 1.8226 2 3 0 4 50.79 6.43 1.7978 1 4 2 8 51.29 5.51 1.7812 2 3 1 8 54.91 32.96 1.6721 2 3 2 8 55.43 8.28 1.6577 2 2 3 8 56.76 13.77 1.6218 1 4 3 8 57.67 2.40 1.5984 2 4 0 4 58.38 1.46 1.5808 1 0 5 4 60.29 10.64 1.5352 2 1 4 8 60.61 20.14 1.5277 2 3 3 8 60.97 4.24 1.5195 0 4 4 4 62.13 1.11 1.4940 2 4 2 8 62.42 2.85 1.4877 1 2 5 8 63.62 10.44 1.4625 3 2 0 4 64.49 5.12 1.4450 0 6 1 4 64.52 2.66 1.4444 1 4 4 8 64.69 1.94 1.4409 3 2 1 8 64.98 4.46 1.4353 3 1 2 8 65.80 38.22 1.4193 1 5 3 8 66.63 24.37 1.4036 2 5 0 4 66.79 23.76 1.4007 0 0 6 2 67.28 8.65 1.3916 1 3 5 8 67.46 1.29 1.3883 2 4 3 8 67.68 3.85 1.3844 2 5 1 8 68.10 4.98 1.3768 2 3 4 8 69.25 37.57 1.3567 3 0 3 4 69.47 1.21 1.3530 3 3 1 8 69.87 4.49 1.3463 2 1 5 8 70.56 1.01 1.3347 0 2 6 4 71.02 5.14 1.3273 1 6 2 8 72.78 4.26 1.2995 0 6 3 4 73.87 7.92 1.2829 1 2 6 8 74.60 2.45 1.2721 2 4 4 8 75.81 2.07 1.2549 2 5 3 8 75.92 1.46 1.2533 3 4 1 8 76.04 6.31 1.2516 1 6 3 8 76.83 2.59 1.2407 2 6 0 4 77.23 3.15 1.2353 3 1 4 8 77.82 1.37 1.2274 2 6 1 8 78.40 4.48 1.2198 1 3 6 8 78.86 5.21 1.2137 1 7 0 4 78.88 1.59 1.2135 3 4 2 8 79.73 3.20 1.2027 0 6 4 4 82.68 1.33 1.1671 2 5 4 8 82.91 2.46 1.1644 1 6 4 8 83.04 2.38 1.1630 4 0 0 2 83.51 3.15 1.1576 2 2 6 8 83.97 5.08 1.1525 1 1 7 8 84.62 1.51 1.1452 1 4 6 8 84.89 4.77 1.1423 4 1 1 8 87.92 1.08 1.1106 2 3 6 8 88.46 2.06 1.1052 0 6 5 4 88.65 3.43 1.1033 3 2 5 8 88.98 2.93 1.1001 0 8 0 2 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.