Tancoite Hawthorne F C Tschermaks Mineralogische und Petrographische Mitteilungen 31 (1983) 121-135 The crystal structure of tancoite _database_code_amcsd 0015695 CELL PARAMETERS: 6.9480 14.0890 14.0650 90.000 90.000 90.000 SPACE GROUP: Pbcb X-RAY WAVELENGTH: 1.541838 Cell Volume: 1376.828 Density (g/cm3): 2.777 MAX. ABS. INTENSITY / VOLUME**2: 8.012011282 RIR: 0.939 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 12.57 23.85 7.0445 0 2 0 2 12.74 25.41 6.9480 1 0 0 2 19.03 100.00 4.6639 1 1 2 8 25.29 1.66 3.5222 0 4 0 2 25.33 6.94 3.5162 0 0 4 2 25.64 3.78 3.4740 2 0 0 2 26.17 86.07 3.4045 1 3 2 8 28.37 27.64 3.1461 0 2 4 4 28.41 22.97 3.1416 1 4 0 4 28.45 33.55 3.1374 1 0 4 4 28.65 20.50 3.1157 2 2 0 4 29.37 2.14 3.0413 2 1 2 8 31.21 3.90 2.8660 1 2 4 8 31.78 1.65 2.8161 0 4 3 4 32.71 2.25 2.7380 2 1 3 8 34.36 1.64 2.6099 1 4 3 8 36.09 23.79 2.4885 0 4 4 4 36.32 39.27 2.4734 2 4 0 4 36.35 36.86 2.4713 2 0 4 4 36.71 17.61 2.4479 1 5 2 8 38.33 1.36 2.3482 0 6 0 2 38.42 6.37 2.3428 1 4 4 8 38.61 3.17 2.3320 2 2 4 8 38.89 5.12 2.3160 3 0 0 2 40.55 1.84 2.2246 1 6 0 4 41.02 4.99 2.2001 3 2 0 4 41.14 1.29 2.1941 1 1 6 8 41.55 8.46 2.1734 3 1 2 8 43.17 1.03 2.0957 1 4 5 8 43.30 2.07 2.0896 2 5 2 8 44.80 20.40 2.0230 2 4 4 8 45.16 8.43 2.0079 1 3 6 8 45.54 3.14 1.9921 3 3 2 8 46.69 4.13 1.9454 2 6 0 4 46.95 4.53 1.9351 3 4 0 4 47.22 12.77 1.9249 2 1 6 8 48.42 4.86 1.8799 1 6 4 8 48.83 1.21 1.8651 3 2 4 8 48.86 1.67 1.8641 1 7 2 8 51.92 16.57 1.7611 0 8 0 2 52.02 19.53 1.7581 0 0 8 2 52.36 1.04 1.7475 0 8 1 4 52.70 9.59 1.7370 4 0 0 2 53.56 1.06 1.7111 4 1 1 8 53.86 5.43 1.7023 2 6 4 8 54.09 8.57 1.6954 3 4 4 8 54.26 2.72 1.6905 2 7 2 8 55.75 2.39 1.6489 3 6 0 4 56.21 1.49 1.6364 3 1 6 8 57.62 2.26 1.5997 2 5 6 8 59.46 1.17 1.5546 3 3 6 8 60.26 1.83 1.5357 1 8 4 8 60.33 7.15 1.5342 1 4 8 8 60.46 5.36 1.5312 2 2 8 8 60.92 4.28 1.5206 4 2 4 8 62.25 4.44 1.4915 1 7 6 8 62.55 2.98 1.4849 3 7 2 8 65.03 14.48 1.4342 2 8 4 8 65.09 6.67 1.4330 2 4 8 8 65.54 19.32 1.4243 4 4 4 8 67.43 1.77 1.3888 4 1 6 8 68.37 2.88 1.3720 1 1 10 8 71.30 3.19 1.3227 1 3 10 8 72.15 1.05 1.3092 5 3 2 8 72.24 3.25 1.3078 0 10 4 4 72.38 1.32 1.3056 2 10 0 4 72.88 1.06 1.2979 4 6 4 8 73.24 3.88 1.2923 5 0 4 4 74.41 2.24 1.2749 3 7 6 8 76.11 1.50 1.2506 4 5 6 8 76.57 7.01 1.2442 0 8 8 4 76.89 1.72 1.2399 1 11 2 8 77.01 1.95 1.2383 1 5 10 8 77.13 3.75 1.2367 4 8 0 4 77.20 5.72 1.2356 4 0 8 4 78.08 1.80 1.2240 2 10 4 8 80.12 1.07 1.1978 3 1 10 8 80.67 2.24 1.1911 5 1 6 8 83.44 1.05 1.1584 5 3 6 8 86.16 1.28 1.1287 5 7 2 8 87.62 1.50 1.1136 0 12 4 4 87.77 3.58 1.1121 0 4 12 4 87.92 3.90 1.1106 2 0 12 4 88.02 4.58 1.1096 1 11 6 8 89.00 2.89 1.0999 6 0 4 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.