Coesite Ikuta D, Kawame N, Banno S, Hirajima T, Ito K, Rakovan J F, Downs R T, Tamada O American Mineralogist 92 (2007) 57-63 First in situ X-ray diffraction identification of coesite and retrograde quartz on a glass thin section of an ultrahigh-pressure metamorphic rock and their crystal structure details Locality: Yangkou meta-igneous complex in the middle part of the Sulu UHP terrain, eastern China Note: Sample is on a thin section _database_code_amcsd 0004264 CELL PARAMETERS: 7.1400 12.3710 7.1750 90.000 120.340 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 546.962 Density (g/cm3): 2.918 MAX. ABS. INTENSITY / VOLUME**2: 7.162347069 RIR: 0.799 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 14.32 6.25 6.1855 0 2 0 2 15.97 1.04 5.5493 -1 1 1 4 20.29 5.19 4.3762 0 2 1 4 25.86 6.55 3.4455 -1 1 2 4 25.94 13.60 3.4351 -1 3 1 4 26.00 40.62 3.4271 1 3 0 4 26.04 71.19 3.4214 1 1 1 4 28.76 100.00 3.1045 -2 0 2 2 28.84 85.07 3.0962 0 0 2 2 28.87 99.48 3.0928 0 4 0 2 28.88 84.65 3.0919 -2 2 1 4 28.98 17.18 3.0811 2 0 0 2 32.26 2.16 2.7747 -2 2 2 4 32.33 7.56 2.7687 0 2 2 4 32.36 6.06 2.7669 0 4 1 4 32.46 14.13 2.7579 2 2 0 4 33.10 9.16 2.7066 -1 3 2 4 33.25 30.70 2.6949 1 3 1 4 38.51 8.40 2.3375 -2 4 1 4 39.07 3.54 2.3054 -1 1 3 4 39.24 2.65 2.2960 1 5 0 4 39.29 6.19 2.2933 1 1 2 4 39.29 3.91 2.2929 -3 1 1 4 41.10 2.06 2.1962 -2 2 3 4 41.20 3.38 2.1911 -2 4 2 4 41.26 2.17 2.1881 0 4 2 4 41.36 5.87 2.1828 2 4 0 4 44.42 2.08 2.0394 -1 3 3 4 44.50 2.53 2.0358 -3 3 2 4 44.60 8.52 2.0318 1 5 1 4 44.72 2.63 2.0263 3 1 0 4 48.96 1.50 1.8604 2 4 1 4 49.26 7.22 1.8498 -3 3 3 4 49.58 9.15 1.8386 3 3 0 4 50.91 16.69 1.7937 -2 0 4 2 51.16 10.26 1.7854 -2 6 1 4 53.36 2.98 1.7169 0 4 3 4 53.39 4.17 1.7161 0 6 2 4 53.43 3.12 1.7150 -4 2 2 4 53.47 10.41 1.7135 2 6 0 4 53.57 2.96 1.7107 2 2 2 4 53.94 1.76 1.6998 -1 7 1 4 53.98 5.93 1.6988 1 7 0 4 54.02 11.71 1.6976 1 1 3 4 55.48 15.46 1.6563 -4 2 3 4 58.08 1.17 1.5881 -1 3 4 4 58.19 3.43 1.5854 -1 7 2 4 58.29 3.78 1.5830 1 7 1 4 58.30 4.59 1.5826 1 3 3 4 58.39 3.38 1.5804 3 5 0 4 59.56 4.06 1.5523 -4 0 4 2 59.58 3.72 1.5517 -2 4 4 4 59.73 1.78 1.5481 0 0 4 2 59.81 4.20 1.5464 0 8 0 2 59.82 3.42 1.5459 -4 4 2 4 59.96 7.24 1.5428 2 4 2 4 60.06 3.27 1.5405 4 0 0 2 61.84 2.33 1.5003 0 8 1 4 62.09 1.46 1.4949 4 2 0 4 65.82 1.79 1.4190 -2 8 1 4 66.20 1.04 1.4117 -1 7 3 4 66.25 1.20 1.4107 -5 1 3 4 66.35 1.12 1.4089 1 7 2 4 66.35 2.18 1.4088 1 5 3 4 66.40 1.60 1.4079 -5 1 2 4 66.57 2.78 1.4048 3 1 2 4 69.68 7.25 1.3495 -4 6 2 4 69.79 1.34 1.3476 -3 3 5 4 69.80 5.21 1.3474 2 6 2 4 69.92 9.65 1.3454 -1 1 5 4 69.94 2.84 1.3451 -5 1 4 4 70.00 3.89 1.3440 -3 7 3 4 70.15 5.77 1.3416 1 9 0 4 70.18 1.20 1.3411 1 1 4 4 70.23 3.94 1.3402 -5 3 2 4 70.26 2.20 1.3397 3 7 0 4 70.39 3.18 1.3375 3 3 2 4 71.18 6.54 1.3246 -4 2 5 4 71.45 5.12 1.3204 -4 6 3 4 71.87 4.22 1.3136 4 2 1 4 73.29 1.53 1.2917 -2 8 3 4 73.67 3.42 1.2859 -1 3 5 4 73.68 3.84 1.2857 -5 3 4 4 73.83 7.24 1.2836 -1 9 2 4 73.92 1.11 1.2821 1 3 4 4 77.06 3.73 1.2376 0 8 3 4 77.21 1.49 1.2356 -5 1 5 4 77.32 3.39 1.2341 4 6 0 4 77.41 1.17 1.2329 -1 7 4 4 77.65 1.21 1.2297 -5 5 2 4 77.80 3.31 1.2276 3 5 2 4 77.90 1.60 1.2264 5 1 0 4 80.97 2.11 1.1874 -1 5 5 4 80.99 2.54 1.1872 -5 5 4 4 81.14 2.82 1.1853 -3 9 2 4 81.22 2.62 1.1844 1 5 4 4 81.22 3.79 1.1844 1 9 2 4 81.52 2.59 1.1808 5 3 0 4 82.65 1.51 1.1674 2 8 2 4 82.91 1.33 1.1645 4 0 2 2 85.06 1.31 1.1405 3 3 3 4 85.76 3.01 1.1330 -4 6 5 4 88.01 1.59 1.1097 -3 7 5 4 88.67 1.34 1.1031 5 5 0 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.