Sursassite Mellini M, Merlino S, Pasero M Physics and Chemistry of Minerals 10 (1984) 99-105 X-ray and HRTEM study of sursassite: crystal structure, stacking disorder, and sursassite-pumpellyite intergrowth _database_code_amcsd 0007356 CELL PARAMETERS: 8.7000 5.7900 9.7800 90.000 108.900 90.000 SPACE GROUP: P2_1/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 466.087 Density (g/cm3): 3.611 MAX. ABS. INTENSITY / VOLUME**2: 9.186003764 RIR: 0.828 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 9.56 1.27 9.2527 0 0 1 2 16.57 1.13 5.3492 1 0 1 2 18.71 1.94 4.7421 -1 0 2 2 19.18 3.00 4.6264 0 0 2 2 19.40 48.40 4.5756 -1 1 1 4 20.58 16.16 4.3149 -2 0 1 2 21.59 8.77 4.1155 2 0 0 2 23.83 36.11 3.7336 -2 0 2 2 24.26 5.31 3.6687 -1 1 2 4 24.95 3.16 3.5693 1 0 2 2 26.40 7.18 3.3761 2 0 1 2 27.40 2.06 3.2553 -1 0 3 2 28.45 4.26 3.1378 -2 1 2 4 29.40 6.70 3.0383 1 1 2 4 30.06 3.74 2.9731 -2 0 3 2 30.65 4.10 2.9165 2 1 1 4 30.85 19.64 2.8988 -3 0 1 2 30.89 28.90 2.8950 0 2 0 2 31.53 100.00 2.8376 -1 1 3 4 32.09 6.09 2.7893 -3 0 2 2 32.40 9.44 2.7629 0 2 1 4 32.64 5.34 2.7436 3 0 0 2 32.79 9.11 2.7310 1 2 0 4 33.19 7.32 2.6992 -1 2 1 4 33.50 39.06 2.6746 2 0 2 2 33.89 4.21 2.6448 -2 1 3 4 34.19 1.46 2.6225 1 0 3 2 34.60 46.65 2.5921 -3 1 1 4 35.25 5.48 2.5461 1 2 1 4 35.73 2.07 2.5129 -3 1 2 4 36.23 1.36 2.4794 3 1 0 4 36.36 1.84 2.4709 -1 2 2 4 36.62 34.70 2.4541 0 2 2 4 37.02 4.90 2.4281 2 1 2 4 37.41 9.63 2.4040 -2 2 1 4 37.65 35.11 2.3889 1 1 3 4 38.00 5.93 2.3678 2 2 0 4 39.38 15.99 2.2878 -2 2 2 4 39.40 19.50 2.2867 -3 1 3 4 40.07 2.56 2.2504 -1 1 4 4 40.32 4.18 2.2368 3 1 1 4 41.07 4.08 2.1977 2 2 1 4 41.75 1.47 2.1633 -1 2 3 4 41.77 11.80 2.1626 -4 0 1 2 41.87 3.72 2.1575 -4 0 2 2 41.91 18.64 2.1556 2 0 3 2 42.84 19.31 2.1108 0 2 3 4 43.64 23.14 2.0741 -2 2 3 4 44.00 6.38 2.0577 4 0 0 2 44.22 5.75 2.0484 -3 2 1 4 44.30 1.11 2.0446 -4 0 3 2 44.73 4.47 2.0259 -4 1 1 4 44.83 1.97 2.0217 -4 1 2 4 44.87 2.30 2.0202 2 1 3 4 45.10 4.56 2.0101 -3 1 4 4 45.55 1.32 1.9914 3 2 0 4 46.21 10.10 1.9645 2 2 2 4 46.34 2.51 1.9595 3 1 2 4 47.14 1.36 1.9279 -4 1 3 4 48.32 4.04 1.8835 4 0 1 2 48.44 1.32 1.8790 1 3 0 4 48.73 4.22 1.8686 -1 3 1 4 49.42 3.15 1.8441 -1 1 5 4 49.70 2.86 1.8343 -2 2 4 4 50.50 12.81 1.8071 0 2 4 4 50.99 3.52 1.7911 4 1 1 4 51.09 1.05 1.7876 -1 3 2 4 51.43 7.35 1.7767 -4 1 4 4 53.98 1.19 1.6987 -5 0 3 2 54.26 1.33 1.6905 3 2 2 4 54.73 5.50 1.6772 4 2 0 4 54.94 3.71 1.6712 -4 0 5 2 55.34 10.55 1.6602 -1 3 3 4 55.76 4.95 1.6485 -5 1 1 4 56.54 7.10 1.6277 -2 0 6 2 56.68 7.51 1.6241 1 1 5 4 56.81 6.23 1.6206 4 1 2 4 57.22 1.70 1.6100 -5 0 4 2 57.35 12.02 1.6065 -3 3 1 4 57.39 2.10 1.6056 -4 1 5 4 58.86 43.05 1.5689 -4 2 4 4 59.02 1.47 1.5651 2 3 2 4 59.26 3.64 1.5592 0 2 5 4 59.47 4.47 1.5544 1 3 3 4 59.99 14.11 1.5421 0 0 6 2 60.09 1.49 1.5397 3 0 4 2 60.20 2.13 1.5371 5 0 1 2 60.72 3.04 1.5252 -3 3 3 4 60.99 12.17 1.5192 2 2 4 4 61.21 1.31 1.5143 2 0 5 2 61.39 1.78 1.5101 3 3 1 4 61.77 1.82 1.5018 4 0 3 2 62.28 1.52 1.4907 -5 2 2 4 62.48 6.70 1.4866 -4 0 6 2 62.86 4.68 1.4785 -5 2 1 4 63.71 2.37 1.4608 1 2 5 4 63.83 23.63 1.4582 4 2 2 4 64.36 26.10 1.4475 0 4 0 2 65.83 11.86 1.4188 -2 2 6 4 66.50 1.21 1.4060 -6 1 2 4 66.98 1.04 1.3971 -2 0 7 2 67.11 3.14 1.3947 -6 0 4 2 69.30 1.33 1.3559 -6 1 4 4 69.67 2.29 1.3496 -2 4 2 4 69.77 1.22 1.3480 4 3 1 4 69.92 1.14 1.3454 3 0 5 2 70.13 2.72 1.3418 -4 3 4 4 70.20 1.17 1.3406 -3 1 7 4 70.41 3.84 1.3373 4 0 4 2 70.66 1.74 1.3331 4 2 3 4 71.36 1.01 1.3218 0 0 7 2 72.07 3.11 1.3105 3 1 5 4 73.00 3.91 1.2960 -6 2 2 4 73.07 2.40 1.2950 -3 4 1 4 73.80 3.37 1.2839 -5 3 1 4 74.14 6.05 1.2790 -6 2 1 4 74.54 6.42 1.2730 2 4 2 4 74.59 3.06 1.2723 1 3 5 4 74.71 2.52 1.2706 4 3 2 4 75.69 2.65 1.2565 -6 2 4 4 76.91 1.49 1.2397 6 2 0 4 77.11 1.12 1.2369 -5 2 6 4 78.29 4.38 1.2212 -2 0 8 2 78.49 2.99 1.2185 -5 1 7 4 79.75 3.68 1.2024 0 2 7 4 79.79 1.16 1.2020 -4 4 2 4 79.81 2.88 1.2017 2 4 3 4 81.26 1.57 1.1839 4 4 0 4 84.66 2.22 1.1449 -5 2 7 4 86.81 1.01 1.1219 7 0 1 2 88.61 2.24 1.1037 3 3 5 4 89.59 1.22 1.0941 -4 4 5 4 89.70 1.96 1.0931 -7 2 5 4 89.92 4.26 1.0910 -1 5 3 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.