Ba3 Nb3.2 O21 Ti5 Mercey C, Groult D, Raveau B Revue de Chimie Minerale 16 (1979) 165-173 Insertion du niobium et du tantale dans les oxydes de type A3 M8 O21. Les composes Ba3 M4-4x Ti4+5x O21 (0 <= x <= 0.3) _cod_database_code 1001303 _database_code_amcsd 0015385 CELL PARAMETERS: 9.0200 9.0200 11.7960 90.000 90.000 120.000 SPACE GROUP: P6_3/mcm X-RAY WAVELENGTH: 1.541838 Cell Volume: 831.148 Density (g/cm3): 5.132 MAX. ABS. INTENSITY / VOLUME**2: 53.82381876 RIR: 3.415 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 11.33 1.02 7.8115 1 0 0 6 15.02 1.75 5.8980 0 0 2 2 18.85 2.56 4.7070 1 0 2 12 19.68 6.48 4.5100 1 1 0 6 21.09 5.17 4.2126 1 1 1 12 24.85 44.24 3.5826 1 1 2 12 27.39 70.82 3.2565 2 0 2 12 30.15 100.00 2.9638 1 1 3 12 30.27 24.49 2.9525 2 1 0 12 31.23 65.95 2.8641 2 1 1 24 32.45 10.61 2.7589 1 0 4 12 33.96 4.91 2.6402 2 1 2 24 34.44 16.09 2.6038 3 0 0 6 38.12 1.64 2.3610 2 1 3 24 38.24 16.95 2.3535 2 0 4 12 39.98 1.36 2.2550 2 2 0 6 40.74 9.94 2.2149 2 2 1 12 41.69 1.23 2.1665 3 1 0 12 42.42 33.14 2.1309 3 1 1 24 43.28 6.93 2.0905 1 1 5 12 44.55 4.01 2.0337 3 1 2 24 46.17 15.14 1.9660 0 0 6 2 46.50 8.82 1.9529 4 0 0 6 46.53 10.20 1.9519 3 0 4 12 47.70 2.42 1.9065 1 0 6 12 47.94 7.58 1.8975 3 1 3 24 49.45 8.95 1.8431 2 1 5 24 50.65 11.41 1.8022 1 1 6 12 50.98 9.47 1.7913 2 2 4 12 51.59 4.74 1.7718 3 2 1 24 52.08 2.07 1.7561 2 0 6 12 52.40 14.49 1.7460 3 1 4 24 53.44 14.18 1.7147 3 2 2 24 53.78 6.42 1.7046 4 1 0 12 56.17 6.46 1.6376 4 1 2 24 56.21 1.28 1.6364 2 1 6 24 56.43 11.39 1.6307 3 2 3 24 56.52 8.12 1.6282 4 0 4 12 57.78 9.06 1.5957 3 1 5 24 59.13 7.49 1.5623 5 0 0 6 60.45 4.01 1.5315 3 2 4 24 61.39 7.09 1.5102 5 0 2 12 62.26 5.52 1.4913 3 3 1 12 62.70 4.04 1.4819 2 2 6 12 62.96 4.42 1.4762 4 2 0 12 63.05 2.61 1.4745 0 0 8 2 63.51 3.58 1.4648 4 2 1 24 63.57 10.19 1.4635 2 1 7 24 66.66 1.95 1.4030 5 1 0 12 67.62 6.62 1.3855 4 0 6 12 67.81 4.02 1.3820 4 2 3 24 67.89 1.93 1.3805 5 0 4 12 69.65 2.21 1.3499 2 2 7 12 70.28 1.22 1.3393 3 3 4 12 70.84 5.62 1.3302 3 1 7 24 71.19 1.35 1.3244 3 2 6 24 71.38 4.66 1.3214 5 1 3 24 73.86 2.14 1.2831 3 0 8 12 74.66 1.24 1.2713 6 0 2 12 74.90 1.51 1.2678 3 3 5 12 75.54 3.65 1.2586 1 1 9 12 76.05 2.52 1.2514 4 2 5 24 76.10 1.54 1.2508 5 2 0 12 77.80 2.40 1.2276 3 2 7 24 78.10 1.12 1.2236 5 2 2 24 78.14 8.34 1.2231 5 0 6 12 78.32 1.92 1.2208 4 3 3 24 78.46 1.31 1.2190 3 1 8 24 80.41 2.69 1.1942 3 3 6 12 80.59 1.88 1.1920 5 2 3 24 80.65 2.50 1.1913 6 1 0 12 81.54 1.19 1.1805 4 2 6 24 84.05 6.37 1.1515 5 2 4 24 85.09 5.07 1.1401 6 1 3 24 86.11 2.65 1.1292 2 0 10 12 86.82 2.66 1.1218 3 3 7 12 86.86 1.51 1.1214 3 1 9 24 87.94 1.01 1.1104 4 2 7 24 89.35 1.39 1.0965 7 0 2 12 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.