Roscoelite 1M Brigatti M F, Caprilli E, Marchesini M, Poppi L Clays and Clay Minerals 51 (2003) 301-308 The crystal structure of roscoelite-1M Locality: Reppia, Val Graveglia, Italy _database_code_amcsd 0020944 CELL PARAMETERS: 5.2920 9.1310 10.2060 90.000 100.980 90.000 SPACE GROUP: C2/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 484.139 Density (g/cm3): 3.052 MAX. ABS. INTENSITY / VOLUME**2: 10.48233343 RIR: 1.118 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 8.83 100.00 10.0192 0 0 1 2 19.44 43.60 4.5655 0 2 0 2 19.66 1.66 4.5154 1 1 0 4 20.19 36.78 4.3985 -1 1 1 4 21.39 21.68 4.1545 0 2 1 4 24.25 75.32 3.6697 -1 1 2 4 26.41 12.73 3.3744 0 2 2 4 26.69 40.38 3.3397 0 0 3 2 28.72 71.77 3.1079 1 1 2 4 30.54 10.74 2.9267 -1 1 3 4 33.24 29.69 2.6955 0 2 3 4 33.96 4.00 2.6395 -2 0 1 2 34.14 7.27 2.6262 1 3 0 4 34.46 49.14 2.6025 -1 3 1 4 34.53 22.53 2.5976 2 0 0 2 35.85 5.15 2.5048 0 0 4 2 37.09 37.51 2.4239 -1 3 2 4 37.38 21.56 2.4056 2 0 1 2 38.09 5.82 2.3625 -1 1 4 4 39.43 8.57 2.2851 -2 2 1 4 39.48 1.46 2.2827 0 4 0 2 39.69 3.60 2.2707 -2 0 3 2 39.93 2.17 2.2577 2 2 0 4 40.28 5.49 2.2390 1 3 2 4 40.53 10.47 2.2257 0 4 1 4 41.04 1.53 2.1992 -2 2 2 4 41.65 21.90 2.1683 -1 3 3 4 42.13 11.25 2.1451 2 0 2 2 42.48 8.45 2.1282 2 2 1 4 44.57 3.94 2.0331 -2 2 3 4 45.25 6.17 2.0038 0 0 5 2 45.25 5.95 2.0038 -2 0 4 2 45.97 12.37 1.9741 1 3 3 4 46.44 2.23 1.9555 -1 1 5 4 46.79 1.48 1.9415 2 2 2 4 47.70 3.04 1.9065 -1 3 4 4 49.69 4.45 1.8349 -2 2 4 4 52.87 3.23 1.7317 -3 1 1 4 53.39 2.26 1.7161 -1 5 1 4 53.89 1.70 1.7014 3 1 0 4 54.38 4.61 1.6872 0 4 4 4 54.89 22.23 1.6726 -1 3 5 4 54.99 1.60 1.6699 0 0 6 2 55.28 6.28 1.6618 -1 5 2 4 55.49 3.91 1.6559 2 4 1 4 55.61 11.55 1.6526 2 0 4 2 55.87 1.95 1.6457 -3 1 3 4 57.22 7.55 1.6099 -2 4 3 4 57.67 5.82 1.5984 1 5 2 4 59.10 1.17 1.5632 2 4 2 4 59.48 1.20 1.5540 2 2 4 4 59.71 3.32 1.5485 -3 1 4 4 59.87 6.72 1.5449 -2 0 6 2 60.67 4.43 1.5264 3 1 2 4 60.69 19.98 1.5260 -3 3 1 4 60.78 10.24 1.5239 1 3 5 4 60.87 9.69 1.5218 0 6 0 2 61.30 2.28 1.5121 -3 3 2 4 61.58 2.05 1.5059 0 4 5 4 61.62 3.36 1.5051 3 3 0 4 61.65 2.86 1.5046 0 6 1 4 62.40 2.33 1.4881 1 1 6 4 63.03 1.61 1.4749 -1 3 6 4 63.58 1.11 1.4633 -1 5 4 4 65.18 1.77 1.4313 0 0 7 2 67.43 4.13 1.3889 2 2 5 4 68.57 5.32 1.3686 -2 0 7 2 68.73 1.76 1.3658 0 2 7 4 69.56 9.92 1.3514 1 3 6 4 71.44 1.25 1.3205 -4 0 1 2 71.48 4.36 1.3198 -4 0 2 2 71.57 2.86 1.3184 -2 6 1 4 71.90 7.22 1.3131 2 6 0 4 71.95 3.41 1.3123 -3 3 5 4 72.04 4.93 1.3110 -2 2 7 4 72.70 4.15 1.3006 0 6 4 4 72.95 1.99 1.2968 -4 0 3 2 73.11 3.74 1.2943 3 3 3 4 73.66 4.94 1.2861 2 6 1 4 74.84 1.62 1.2687 -3 5 1 4 74.90 1.29 1.2679 -4 2 2 4 75.15 3.56 1.2642 -2 6 3 4 75.32 1.03 1.2618 -1 1 8 4 75.60 1.73 1.2578 4 0 1 2 75.98 1.91 1.2524 0 0 8 2 76.34 1.18 1.2474 2 2 6 4 76.34 1.58 1.2474 -4 2 3 4 76.85 1.30 1.2404 -1 7 2 4 78.89 2.36 1.2134 1 7 2 4 78.95 2.37 1.2127 0 4 7 4 78.95 1.66 1.2126 4 2 1 4 81.51 1.22 1.1809 3 5 2 4 83.05 1.40 1.1629 1 5 6 4 85.54 2.64 1.1353 -4 0 6 2 87.04 4.93 1.1195 2 6 4 4 87.69 1.43 1.1129 -3 1 8 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.