Takeuchiite Norrestam R, Bovin J-O Zeitschrift fur Kristallographie 181 (1987) 135-149 The crystal structure of takeuchiite, Mg1.71Mn1.29BO5: A combined single crystal X-ray and HRTEM study Locality: Langban mine, Sweden _database_code_amcsd 0010977 CELL PARAMETERS: 27.5850 12.5610 6.0270 90.000 90.000 90.000 SPACE GROUP: Pnnm X-RAY WAVELENGTH: 1.541838 Cell Volume: 2088.326 Density (g/cm3): 3.875 MAX. ABS. INTENSITY / VOLUME**2: 9.857302869 RIR: 0.828 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 14.10 1.16 6.2805 0 2 0 2 14.46 2.69 6.1238 1 2 0 4 14.65 5.26 6.0451 4 1 0 4 15.05 8.52 5.8881 1 0 1 4 15.50 21.46 5.7158 2 2 0 4 16.31 2.74 5.4339 0 1 1 4 16.63 15.00 5.3314 1 1 1 8 17.10 88.20 5.1862 3 2 0 4 17.54 4.73 5.0557 2 1 1 8 17.56 2.69 5.0513 5 1 0 4 21.43 4.37 4.1473 2 2 1 8 22.62 3.69 3.9311 3 2 1 8 23.34 1.63 3.8105 3 3 0 4 23.66 1.82 3.7600 7 1 0 4 23.99 1.81 3.7098 6 2 0 4 26.81 6.85 3.3251 8 1 0 4 27.70 1.48 3.2208 3 3 1 8 29.02 4.48 3.0773 4 3 1 8 29.64 26.34 3.0135 0 0 2 2 30.62 2.00 2.9201 7 2 1 8 30.68 2.30 2.9140 1 1 2 8 31.17 1.21 2.8696 7 3 0 4 31.20 5.08 2.8664 2 1 2 8 31.30 5.18 2.8579 4 4 0 4 32.51 12.19 2.7545 9 2 0 4 32.82 44.34 2.7291 5 4 0 4 33.13 1.03 2.7038 1 2 2 8 33.22 4.59 2.6970 4 1 2 8 33.25 1.86 2.6943 10 1 0 4 33.62 7.44 2.6657 2 2 2 8 33.67 1.60 2.6617 8 3 0 4 34.59 72.44 2.5931 6 4 0 4 34.62 1.19 2.5909 7 3 1 8 35.51 8.23 2.5278 4 2 2 8 35.55 1.06 2.5256 10 2 0 4 35.62 100.00 2.5203 6 0 2 4 35.84 2.85 2.5053 9 2 1 8 35.89 4.28 2.5018 1 5 0 4 36.13 3.92 2.4861 5 4 1 8 36.36 1.79 2.4711 6 1 2 8 36.53 2.84 2.4597 10 1 1 8 36.59 16.73 2.4559 7 4 0 4 36.92 3.89 2.4348 8 3 1 8 37.34 5.53 2.4083 2 3 2 8 38.07 8.87 2.3637 3 3 2 8 38.28 8.68 2.3515 7 1 2 8 38.49 1.76 2.3390 6 2 2 8 38.90 2.92 2.3153 11 0 1 4 39.19 5.77 2.2987 12 0 0 2 39.63 1.38 2.2743 7 4 1 8 40.39 16.09 2.2329 8 1 2 8 40.94 29.59 2.2045 6 5 0 4 41.53 6.86 2.1743 0 4 2 4 41.67 4.96 2.1676 1 4 2 8 42.68 4.87 2.1184 7 5 0 4 42.71 1.29 2.1171 12 1 1 8 43.55 1.22 2.0781 7 3 2 8 43.72 2.82 2.0704 6 5 1 8 43.74 4.08 2.0698 2 6 0 4 44.38 4.33 2.0413 3 6 0 4 44.57 54.77 2.0331 9 2 2 8 44.80 3.25 2.0229 5 4 2 8 45.14 5.71 2.0086 10 1 2 8 45.27 7.51 2.0032 4 6 0 4 45.47 10.91 1.9950 8 3 2 8 45.91 1.33 1.9766 13 1 1 8 46.18 6.05 1.9656 6 4 2 8 46.39 3.96 1.9573 5 6 0 4 46.94 16.15 1.9357 10 2 2 8 47.22 1.98 1.9249 1 5 2 8 47.56 21.69 1.9118 9 3 2 8 47.78 2.62 1.9037 7 4 2 8 47.85 1.08 1.9010 4 6 1 8 48.42 1.11 1.8800 14 2 0 4 49.29 1.89 1.8488 7 6 0 4 49.46 1.61 1.8428 11 2 2 8 49.83 7.17 1.8301 10 3 2 8 51.04 1.24 1.7895 8 6 0 4 51.35 3.21 1.7793 6 5 2 8 51.49 1.39 1.7748 11 5 0 4 51.80 7.91 1.7649 15 2 0 4 51.92 2.73 1.7612 3 7 0 4 52.12 1.68 1.7549 12 2 2 8 53.67 3.08 1.7076 10 4 2 8 53.73 1.15 1.7061 2 6 2 8 54.28 2.04 1.6900 3 6 2 8 55.05 5.85 1.6683 4 6 2 8 55.97 11.17 1.6428 11 4 2 8 56.02 2.69 1.6415 5 6 2 8 56.79 1.49 1.6211 13 5 0 4 57.20 1.16 1.6106 10 1 3 8 57.47 1.54 1.6035 8 3 3 8 57.80 6.20 1.5951 14 2 2 8 58.42 24.46 1.5796 12 4 2 8 58.58 2.85 1.5759 7 6 2 8 58.90 1.44 1.5679 11 0 3 4 58.92 6.55 1.5676 1 8 0 4 59.23 4.33 1.5600 2 8 0 4 59.44 1.00 1.5550 7 4 3 8 59.71 1.87 1.5486 9 7 0 4 60.14 4.29 1.5387 8 6 2 8 60.32 8.56 1.5344 14 3 2 8 60.82 20.29 1.5229 15 2 2 8 60.93 39.04 1.5206 3 7 2 8 61.01 4.50 1.5186 13 4 2 8 61.55 33.13 1.5067 0 0 4 2 61.88 2.64 1.4995 9 6 2 8 62.55 1.03 1.4849 6 5 3 8 63.27 10.88 1.4699 15 3 2 8 63.79 1.55 1.4591 10 6 2 8 64.39 4.01 1.4469 3 2 4 8 64.66 5.08 1.4416 17 4 0 4 66.33 1.87 1.4092 16 3 2 8 67.33 2.68 1.3907 1 8 2 8 67.62 2.00 1.3854 2 8 2 8 68.07 2.74 1.3773 9 7 2 8 68.08 9.98 1.3772 18 4 0 4 68.72 2.39 1.3660 18 0 2 4 68.78 2.43 1.3649 4 8 2 8 68.80 1.33 1.3646 10 8 0 4 69.64 1.93 1.3501 5 8 2 8 70.80 2.45 1.3308 11 8 0 4 71.35 2.77 1.3219 9 2 4 8 71.53 6.35 1.3191 5 4 4 8 71.61 2.89 1.3178 19 4 0 4 71.75 1.30 1.3156 7 9 0 4 71.92 1.34 1.3129 7 8 2 8 72.21 3.50 1.3083 18 5 0 4 72.56 12.98 1.3028 6 4 4 8 73.35 1.02 1.2907 1 5 4 8 73.68 4.14 1.2858 21 2 0 4 73.78 3.82 1.2843 7 4 4 8 75.29 1.79 1.2622 13 8 0 4 75.43 2.99 1.2602 12 0 4 4 76.31 1.36 1.2479 20 1 2 8 76.59 3.93 1.2440 6 5 4 8 78.31 1.44 1.2210 6 9 2 8 78.98 1.10 1.2123 3 6 4 8 79.62 2.16 1.2042 4 6 4 8 80.43 1.22 1.1940 5 6 4 8 84.25 7.34 1.1494 24 0 0 2 84.56 2.78 1.1459 15 2 4 8 86.70 1.95 1.1231 11 10 0 4 88.76 3.26 1.1023 12 10 0 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.