Montbrayite Bachechi F Nature Physical Science 231 (1971) 67-68 Crystal structure of montbrayite Locality: Robb-Montbray, Quebec _database_code_amcsd 0014682 CELL PARAMETERS: 12.1100 13.4400 10.8000 104.380 97.500 107.930 SPACE GROUP: P1 X-RAY WAVELENGTH: 1.541838 Cell Volume: 1578.640 Density (g/cm3): 9.803 MAX. ABS. INTENSITY / VOLUME**2: 180.5335964 RIR: 5.997 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 7.87 1.80 11.2275 1 0 0 1 8.67 2.78 10.1944 0 0 1 1 9.46 2.50 9.3495 0 -1 1 1 10.33 2.06 8.5652 -1 0 1 1 11.91 4.27 7.4303 1 -1 1 1 12.56 1.74 7.0495 -1 1 1 1 12.72 2.23 6.9618 -1 -1 1 1 13.88 1.15 6.3820 -1 2 0 1 14.85 1.81 5.9644 -2 1 0 1 14.89 2.23 5.9506 1 -2 1 1 15.79 1.40 5.6138 2 0 0 1 16.22 1.94 5.4632 -2 0 1 1 16.54 1.18 5.3596 -2 1 1 1 17.28 3.47 5.1311 -2 2 0 1 19.13 1.78 4.6390 0 2 1 1 20.09 18.70 4.4206 1 -2 2 1 22.02 1.84 4.0373 -2 3 0 1 22.09 1.24 4.0232 -2 -1 2 1 23.07 1.10 3.8553 -3 2 0 1 23.41 9.53 3.8002 -3 0 1 1 23.48 1.30 3.7895 0 -3 2 1 23.95 1.05 3.7151 2 -2 2 1 24.36 1.25 3.6537 -1 2 2 1 25.27 5.45 3.5247 -2 2 2 1 25.85 2.18 3.4461 1 3 0 1 26.18 1.02 3.4033 -3 0 2 1 27.91 2.03 3.1967 0 -4 1 1 28.64 1.55 3.1165 0 -3 3 1 30.02 94.75 2.9762 2 1 2 1 30.03 99.25 2.9757 -2 -2 3 1 30.28 1.65 2.9518 3 -1 2 1 30.60 99.22 2.9218 -3 4 0 1 36.31 1.29 2.4745 -1 -3 4 1 37.40 1.30 2.4045 4 -1 2 1 38.94 1.01 2.3127 -2 -3 4 1 39.63 1.65 2.2744 3 0 3 1 42.66 28.70 2.1192 0 -1 5 1 43.30 28.12 2.0897 -4 -3 1 1 43.33 32.06 2.0880 1 -6 3 1 43.34 23.28 2.0877 5 -3 2 1 43.46 35.40 2.0824 -1 5 2 1 43.47 29.04 2.0816 -5 2 3 1 44.76 6.90 2.0248 3 -1 4 1 45.64 1.20 1.9878 -3 0 5 1 45.70 1.09 1.9854 0 4 3 1 45.93 3.89 1.9759 4 -6 2 1 46.20 3.20 1.9650 -1 -4 5 1 46.78 6.22 1.9420 5 1 1 1 47.58 4.01 1.9110 0 3 4 1 47.63 1.52 1.9092 -5 1 4 1 47.68 2.84 1.9072 -6 4 1 1 48.97 2.28 1.8602 -4 0 5 1 49.04 1.08 1.8577 -2 7 0 1 49.45 3.36 1.8431 2 5 1 1 49.52 1.59 1.8406 -3 -5 3 1 52.11 1.14 1.7552 -6 -1 3 1 53.03 1.49 1.7268 1 -2 6 1 53.30 10.56 1.7188 3 -5 5 1 53.52 14.28 1.7122 -3 3 5 1 53.93 16.07 1.7000 -1 -7 1 1 53.95 9.92 1.6994 -7 1 1 1 58.08 1.21 1.5882 -2 2 6 1 62.15 2.80 1.4936 6 -5 4 1 62.17 1.95 1.4931 1 -3 7 1 62.40 5.00 1.4881 4 2 4 1 62.42 6.09 1.4878 -4 -4 6 1 63.29 1.52 1.4693 2 -8 5 1 63.70 7.11 1.4609 -6 8 0 1 63.83 2.58 1.4583 8 -3 1 1 64.50 1.57 1.4446 -2 1 7 1 66.98 1.56 1.3972 -7 -3 2 1 70.33 2.77 1.3385 2 0 7 1 70.34 3.20 1.3383 -2 -3 8 1 71.00 3.85 1.3275 -1 -8 6 1 71.01 1.83 1.3274 7 -2 4 1 71.18 4.44 1.3247 1 6 4 1 71.21 3.49 1.3242 -7 0 6 1 71.25 2.94 1.3236 6 4 1 1 71.26 3.44 1.3234 -6 -5 4 1 71.91 4.26 1.3130 4 -10 3 1 71.92 2.57 1.3128 8 -7 2 1 72.09 5.52 1.3101 -4 9 2 1 72.11 4.08 1.3098 -8 6 3 1 77.01 1.06 1.2382 4 -7 7 1 77.73 1.77 1.2286 5 0 6 1 78.49 1.16 1.2186 5 -4 7 1 78.49 1.80 1.2186 1 -7 8 1 78.75 2.46 1.2152 -1 4 7 1 78.77 2.29 1.2150 -5 1 8 1 79.42 1.89 1.2066 7 2 3 1 79.45 2.85 1.2062 -3 -9 4 1 79.47 1.27 1.2060 9 0 1 1 79.53 3.01 1.2052 3 8 1 1 79.54 1.62 1.2051 6 -9 5 1 79.57 1.96 1.2048 -9 -1 4 1 79.84 1.48 1.2013 2 4 6 1 79.90 3.19 1.2006 -6 7 5 1 80.15 3.79 1.1975 2 -11 1 1 80.18 1.79 1.1971 -10 5 1 1 81.48 1.56 1.1813 4 6 3 1 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.