Weberite Knop O, Cameron T S, Jochem K Journal of Solid State Chemistry 43 (1982) 213-221 What is the true space group of weberite? Locality: Ivigtut, Greenland Sample: I2_12_12_1 refinement, T = ambient Note: y(F6) and z(F6) corrected _database_code_amcsd 0013481 CELL PARAMETERS: 7.0510 9.9680 7.2850 90.000 90.000 90.000 SPACE GROUP: I2_12_12_1 X-RAY WAVELENGTH: 1.541838 Cell Volume: 512.022 Density (g/cm3): 2.987 MAX. ABS. INTENSITY / VOLUME**2: 6.766785685 RIR: 0.738 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 15.06 26.97 5.8816 0 1 1 4 17.50 37.81 5.0665 1 0 1 4 17.80 4.44 4.9840 0 2 0 2 24.44 1.83 3.6425 0 0 2 2 25.06 24.58 3.5530 1 2 1 4 29.01 3.27 3.0780 1 1 2 4 29.54 12.46 3.0239 2 1 1 4 29.55 9.92 3.0231 0 3 1 4 30.39 100.00 2.9408 0 2 2 4 31.07 89.69 2.8782 2 2 0 4 35.43 5.28 2.5333 2 0 2 4 36.04 2.05 2.4920 0 4 0 2 38.14 31.22 2.3593 0 1 3 4 38.85 7.37 2.3183 1 3 2 4 39.26 49.46 2.2949 2 3 1 4 39.92 3.21 2.2583 2 2 2 4 40.32 22.39 2.2368 3 0 1 4 40.33 14.97 2.2361 1 4 1 4 43.39 3.04 2.0853 1 2 3 4 44.03 2.84 2.0567 0 4 2 4 44.52 8.50 2.0350 2 4 0 4 46.31 23.66 1.9605 0 3 3 4 46.90 21.60 1.9372 3 1 2 4 50.09 11.20 1.8212 0 0 4 2 51.44 91.88 1.7765 2 4 2 4 51.87 23.01 1.7628 4 0 0 2 52.72 5.05 1.7364 1 1 4 4 53.48 2.31 1.7134 2 3 3 4 53.57 1.73 1.7106 0 2 4 4 54.01 5.49 1.6977 3 3 2 4 54.02 3.69 1.6974 1 5 2 4 54.33 2.10 1.6886 1 4 3 4 55.18 8.04 1.6646 3 4 1 4 55.30 5.59 1.6613 0 6 0 2 57.63 1.06 1.5995 3 2 3 4 58.14 1.79 1.5867 4 0 2 4 59.33 4.39 1.5576 1 3 4 4 60.12 41.39 1.5390 2 2 4 4 60.83 7.29 1.5228 4 3 1 4 61.31 17.00 1.5119 4 2 2 4 61.33 14.85 1.5115 0 6 2 4 61.72 5.35 1.5028 2 6 0 4 63.24 6.66 1.4704 0 4 4 4 64.78 10.00 1.4391 4 4 0 4 65.51 1.06 1.4248 3 1 4 4 66.19 3.68 1.4119 2 5 3 4 66.93 3.65 1.3980 3 4 3 4 67.41 3.86 1.3892 2 6 2 4 67.67 2.47 1.3845 5 0 1 4 69.23 1.54 1.3571 2 4 4 4 70.58 4.36 1.3344 2 1 5 4 70.61 1.28 1.3340 5 2 1 4 70.62 2.05 1.3337 3 6 1 4 71.41 1.50 1.3210 3 3 4 4 72.79 1.28 1.2992 2 7 1 4 74.98 6.18 1.2666 4 0 4 4 76.44 5.78 1.2460 0 8 0 2 77.00 2.83 1.2384 3 0 5 4 77.75 2.45 1.2284 0 7 3 4 78.17 1.50 1.2228 5 3 2 4 79.14 2.14 1.2103 5 4 1 4 81.61 2.31 1.1797 0 2 6 4 81.99 1.93 1.1752 6 0 0 2 83.38 5.53 1.1592 2 6 4 4 83.74 3.03 1.1550 3 7 2 4 84.37 5.61 1.1480 2 0 6 4 84.42 11.85 1.1474 4 6 2 4 84.75 3.77 1.1438 6 2 0 4 86.12 3.22 1.1291 4 4 4 4 87.15 3.06 1.1184 6 0 2 4 87.18 4.69 1.1181 2 8 2 4 88.17 1.43 1.1081 5 1 4 4 89.87 1.36 1.0915 0 4 6 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.