Muscovite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern of R050188 Guggenheim S, Chang Y H, Koster van Groos A F American Mineralogist 72 (1987) 537-550 Muscovite dehydroxylation: High-temperature studies Sample: T = 20 deg C, from Diamond mine, Keystone, South Dakota CELL PARAMETERS: 5.204760 9.040411 20.04933 90.00000 95.74277 90.00000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 8.93 97.24 9.9744 0 0 2 17.84 26.10 4.9872 0 0 4 19.69 6.64 4.5202 0 2 0 19.81 37.47 4.4936 1 1 0 19.93 98.14 4.4677 -1 1 1 20.19 12.06 4.4084 0 2 1 20.69 25.50 4.3044 1 1 1 21.64 23.07 4.1172 0 2 2 22.44 10.76 3.9700 1 1 2 22.95 63.99 3.8829 -1 1 3 23.85 60.81 3.7383 0 2 3 24.91 2.90 3.5817 1 1 3 25.55 84.25 3.4926 -1 1 4 26.66 61.28 3.3492 0 2 4 26.86 74.25 3.3248 0 0 6 27.90 78.66 3.2029 1 1 4 28.65 6.76 3.1210 -1 1 5 29.91 82.78 2.9912 0 2 5 31.29 56.39 2.8626 1 1 5 32.11 43.23 2.7911 -1 1 6 34.47 4.95 2.6046 1 3 0 34.54 37.47 2.5995 -1 3 1 34.68 18.70 2.5893 2 0 0 34.98 13.65 2.5682 1 1 6 34.96 58.84 2.5696 -2 0 2 35.00 100.00 2.5661 1 3 1 35.85 8.61 2.5071 -1 1 7 36.06 9.29 2.4936 0 0 8 36.45 24.78 2.4677 -1 3 3 36.76 12.91 2.4474 2 0 2 37.34 4.07 2.4107 0 2 7 37.54 16.64 2.3983 -2 0 4 37.76 40.12 2.3848 1 3 3 39.92 1.47 2.2601 0 4 0 40.02 10.23 2.2546 -2 2 1 40.17 3.68 2.2468 2 2 0 40.19 4.66 2.2457 0 4 1 40.43 9.34 2.2330 -1 3 5 40.84 10.42 2.2114 2 2 1 40.88 3.67 2.2094 2 0 4 40.98 6.33 2.2042 0 4 2 41.32 10.13 2.1869 -2 2 3 42.01 3.62 2.1522 2 2 2 42.06 22.45 2.1498 -2 0 6 42.27 4.33 2.1399 0 4 3 42.42 47.06 2.1324 1 3 5 43.66 6.51 2.0746 2 2 3 44.02 11.17 2.0586 0 4 4 44.56 4.09 2.0347 -2 2 5 45.50 34.67 1.9949 0 0 10 45.74 1.17 1.9850 2 2 4 46.04 25.34 1.9727 -1 3 7 46.59 12.63 1.9505 2 0 6 46.82 3.31 1.9414 -2 2 6 48.08 2.44 1.8933 -2 0 8 48.55 2.97 1.8761 1 3 7 48.74 3.66 1.8691 0 4 6 49.33 1.66 1.8483 -1 3 8 50.00 1.28 1.8250 0 2 10 51.64 1.66 1.7708 0 4 7 52.42 4.93 1.7463 -2 2 8 52.79 1.56 1.7348 -1 1 11 52.90 14.45 1.7316 -1 3 9 53.53 5.98 1.7125 2 0 8 53.72 1.22 1.7070 1 5 0 53.76 1.21 1.7056 -1 5 1 53.86 4.50 1.7027 2 4 0 53.98 1.31 1.6994 -3 1 2 54.15 2.07 1.6943 2 2 7 54.09 1.33 1.6961 1 5 1 54.54 4.96 1.6831 -3 1 3 54.78 2.60 1.6762 -2 4 3 55.26 19.48 1.6628 -2 0 10 55.35 6.61 1.6604 2 4 2 55.82 40.32 1.6476 1 3 9 55.91 5.97 1.6451 3 1 2 55.92 5.20 1.6448 -2 4 4 56.08 2.89 1.6404 1 5 3 56.41 11.82 1.6316 -1 5 4 56.70 2.26 1.6240 2 4 3 56.90 10.43 1.6188 -3 1 5 57.40 5.15 1.6057 3 1 3 57.44 8.56 1.6046 -2 4 5 57.57 3.95 1.6015 2 2 8 57.67 4.95 1.5990 1 5 4 58.65 3.34 1.5744 -3 1 6 59.24 1.22 1.5602 0 2 12 59.22 3.35 1.5605 -2 2 10 59.28 8.93 1.5593 3 1 4 59.34 5.79 1.5577 -2 4 6 59.62 2.99 1.5510 1 5 5 60.12 4.87 1.5393 -1 5 6 60.52 2.65 1.5301 2 4 5 60.76 22.39 1.5247 -1 3 11 61.11 2.07 1.5169 1 1 12 61.46 9.62 1.5090 2 0 10 61.56 23.79 1.5067 0 6 0 61.71 50.34 1.5034 -3 3 1 61.75 2.16 1.5025 0 6 1 61.93 3.40 1.4986 1 5 6 62.07 1.42 1.4956 0 4 10 62.36 1.83 1.4892 -3 3 3 62.33 2.64 1.4898 0 6 2 62.60 3.31 1.4841 3 3 1 62.96 4.36 1.4766 2 4 6 63.02 1.25 1.4752 -2 2 11 63.40 2.44 1.4672 -2 0 12 64.03 5.65 1.4544 1 3 11 64.09 3.58 1.4531 0 2 13 64.57 1.63 1.4436 1 5 7 65.19 5.60 1.4313 2 2 10 65.52 2.25 1.4249 0 0 14 66.03 1.79 1.4151 1 1 13 66.00 1.68 1.4155 -3 1 9 66.06 1.93 1.4145 0 4 11 67.18 2.12 1.3936 -1 1 14 67.08 1.26 1.3954 -2 4 9 68.15 1.99 1.3760 -3 3 7 68.36 1.58 1.3724 0 6 6 69.37 5.54 1.3549 2 2 11 69.52 27.97 1.3522 -1 3 13 70.29 13.06 1.3393 2 0 12 70.30 9.39 1.3392 0 4 12 71.13 1.57 1.3255 1 1 14 71.36 5.98 1.3217 -2 2 13 72.32 1.54 1.3065 -1 1 15 72.50 2.59 1.3038 -2 6 1 72.59 5.78 1.3023 2 6 0 72.70 3.97 1.3006 -4 0 2 72.76 13.66 1.2998 -2 6 2 73.14 1.83 1.2939 1 3 13 73.09 6.80 1.2947 4 0 0 73.11 7.72 1.2943 -3 3 9 73.42 6.05 1.2896 0 6 8 74.01 8.33 1.2809 3 3 7 74.35 1.00 1.2758 0 2 15 74.35 7.44 1.2758 -2 6 4 74.78 3.13 1.2695 0 4 13 74.90 4.35 1.2678 4 0 2 75.90 2.16 1.2536 -2 2 14 75.97 5.32 1.2525 -1 7 1 76.16 1.41 1.2499 -4 2 2 76.19 3.06 1.2494 -4 0 6 76.14 1.31 1.2501 -3 5 2 76.38 3.99 1.2468 0 0 16 76.43 1.63 1.2461 0 6 9 76.54 1.29 1.2446 4 2 0 76.52 5.50 1.2448 2 6 4 76.62 3.65 1.2435 -3 5 3 77.10 2.08 1.2369 -1 7 3 77.77 3.38 1.2280 3 5 2 77.91 3.49 1.2260 1 7 3 78.22 5.26 1.2220 -4 2 5 78.46 3.75 1.2188 2 2 13 78.61 1.53 1.2169 -3 5 5 79.34 3.09 1.2075 -3 3 11 79.27 2.46 1.2084 1 7 4 79.60 1.16 1.2043 -4 2 6 79.73 1.18 1.2026 4 2 3 79.75 1.86 1.2023 0 6 10 80.12 2.09 1.1977 -3 5 6 80.43 2.22 1.1939 3 3 9 80.69 1.80 1.1907 -2 2 15 80.66 4.67 1.1910 3 5 4 80.96 2.31 1.1873 1 7 5 81.41 2.88 1.1820 3 1 11 81.31 2.17 1.1831 -4 2 7 81.47 1.88 1.1812 4 2 4 81.64 1.07 1.1791 -2 4 13 83.20 1.09 1.1610 1 3 15 83.26 1.12 1.1603 -1 1 17 83.56 1.29 1.1569 4 2 5 83.51 3.04 1.1575 -1 7 7 85.76 1.10 1.1327 3 1 12 85.90 1.26 1.1312 2 6 8 86.02 3.76 1.1300 -2 4 14 86.65 1.30 1.1234 4 4 0 87.27 1.21 1.1169 -4 4 4 87.31 10.24 1.1165 -2 6 10 87.75 1.81 1.1121 -1 5 14 88.49 5.52 1.1047 4 0 8 88.49 5.52 1.1047 4 0 8 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.