Coesite Sasaki S, Chen H K, Prewitt C T, Nakajima Y Zeitschrift fur Kristallographie 164 (1983) 67-77 Re-examination of "P2_1/a coesite" Locality: synthetic Note: z(O7), z(O8) corrected Note: This is not the structure of coesite, it is a model for a twin _database_code_amcsd 0010855 CELL PARAMETERS: 7.1370 12.3700 7.1740 90.000 120.330 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 546.668 Density (g/cm3): 2.920 MAX. ABS. INTENSITY / VOLUME**2: 7.397995678 RIR: 0.825 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 14.32 5.88 6.1850 0 2 0 2 15.98 15.90 5.5478 -1 1 1 4 16.07 1.05 5.5142 1 1 0 4 20.29 33.23 4.3760 0 2 1 4 25.86 67.85 3.4451 -1 1 2 4 25.94 1.54 3.4346 -1 3 1 4 26.00 11.84 3.4266 1 3 0 4 26.05 71.70 3.4210 1 1 1 4 28.77 86.79 3.1035 -2 0 2 2 28.84 17.15 3.0961 0 0 2 2 28.87 100.00 3.0925 0 4 0 2 28.99 97.94 3.0801 2 0 0 2 32.27 7.84 2.7739 -2 2 2 4 32.34 13.90 2.7686 0 2 2 4 32.36 3.00 2.7667 0 4 1 4 32.47 2.29 2.7571 2 2 0 4 33.10 33.10 2.7063 -1 3 2 4 33.25 10.82 2.6946 1 3 1 4 38.52 3.96 2.3370 -2 4 1 4 39.18 2.99 2.2992 -3 1 2 4 39.20 3.37 2.2982 -1 5 1 4 39.29 3.98 2.2932 1 1 2 4 39.31 2.85 2.2920 -3 1 1 4 41.11 1.63 2.1957 -2 2 3 4 41.21 2.54 2.1906 -2 4 2 4 41.26 6.18 2.1880 0 4 2 4 41.37 3.40 2.1823 2 4 0 4 44.39 1.28 2.0407 -3 1 3 4 44.49 9.47 2.0366 -1 5 2 4 44.52 1.66 2.0351 -3 3 2 4 44.60 25.19 2.0316 1 5 1 4 46.38 12.47 1.9579 0 2 3 4 46.42 4.97 1.9561 0 6 1 4 48.68 1.50 1.8704 -2 4 3 4 49.28 1.34 1.8493 -3 3 3 4 49.60 6.47 1.8381 3 3 0 4 51.20 17.54 1.7842 -4 0 2 2 53.17 3.20 1.7225 -2 2 4 4 53.35 4.60 1.7173 -2 6 2 4 53.39 11.51 1.7160 0 6 2 4 53.48 1.05 1.7133 2 6 0 4 53.58 3.25 1.7105 2 2 2 4 53.70 11.63 1.7068 -3 1 4 4 53.85 1.63 1.7024 -1 5 3 4 53.95 1.13 1.6996 -1 7 1 4 53.98 1.84 1.6986 1 7 0 4 54.20 9.18 1.6922 3 1 1 4 58.01 5.42 1.5900 -3 3 4 4 58.12 2.39 1.5871 -3 5 3 4 58.20 4.45 1.5852 -1 7 2 4 58.48 5.53 1.5782 3 3 1 4 59.58 1.71 1.5518 -4 0 4 2 59.59 8.38 1.5515 -2 4 4 4 59.74 3.76 1.5480 0 0 4 2 59.81 4.78 1.5462 0 8 0 2 59.85 4.18 1.5454 -4 4 2 4 59.96 3.68 1.5427 2 4 2 4 60.08 4.36 1.5400 4 0 0 2 61.78 1.50 1.5017 0 2 4 4 61.85 9.11 1.5002 0 8 1 4 63.81 4.90 1.4587 0 6 3 4 65.83 9.80 1.4188 -2 8 1 4 66.07 2.59 1.4140 -3 5 4 4 66.28 1.10 1.4102 -3 7 2 4 66.43 1.01 1.4074 -5 1 2 4 66.52 6.51 1.4057 3 5 1 4 66.58 1.21 1.4046 3 1 2 4 67.46 7.98 1.3884 -2 2 5 4 67.93 6.06 1.3799 2 2 3 4 69.46 6.33 1.3531 -2 6 4 4 69.81 8.40 1.3473 2 6 2 4 69.92 2.75 1.3453 -1 1 5 4 69.97 10.02 1.3446 -5 1 4 4 70.02 1.09 1.3437 -3 7 3 4 70.13 1.21 1.3419 -1 9 1 4 70.26 1.23 1.3397 -5 3 2 4 70.28 4.28 1.3394 3 7 0 4 70.40 3.22 1.3375 -5 1 1 4 71.21 3.27 1.3242 -4 2 5 4 71.89 7.43 1.3133 4 2 1 4 73.30 4.47 1.2915 -2 8 3 4 73.52 2.81 1.2881 2 8 1 4 73.67 2.22 1.2859 -1 3 5 4 73.71 3.92 1.2853 -5 3 4 4 73.92 2.19 1.2822 1 9 1 4 74.13 4.15 1.2790 -5 3 1 4 76.90 1.25 1.2398 -4 6 4 4 77.04 4.20 1.2379 0 6 4 4 77.07 1.34 1.2375 0 8 3 4 77.76 1.12 1.2282 3 7 1 4 77.93 1.65 1.2260 5 1 0 4 78.82 5.24 1.2143 0 2 5 4 78.92 1.07 1.2130 0 10 1 4 80.86 1.87 1.1887 -5 3 5 4 80.98 1.24 1.1873 -1 5 5 4 81.02 2.61 1.1868 -5 5 4 4 81.09 1.01 1.1859 -1 9 3 4 81.24 1.98 1.1841 -3 9 1 4 81.43 2.31 1.1819 -5 5 1 4 81.48 1.57 1.1812 3 1 3 4 82.26 3.43 1.1721 -2 6 5 4 82.34 1.98 1.1711 -2 8 4 4 82.54 1.45 1.1688 -2 10 1 4 82.56 1.07 1.1685 -4 8 2 4 82.69 2.49 1.1670 2 6 3 4 84.24 2.95 1.1494 -4 8 3 4 84.46 1.55 1.1470 -4 8 1 4 84.66 3.72 1.1449 -3 9 3 4 85.78 1.81 1.1327 -4 6 5 4 86.43 3.18 1.1259 4 6 1 4 88.36 1.16 1.1061 1 1 5 4 89.56 1.18 1.0945 -2 10 3 4 89.77 1.28 1.0924 2 10 1 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.