K6 Nb6 O26 Si4 Choisnet J, Nguyen N, Groult D, Raveau B Materials Research Bulletin 11 (1976) 887-894 De nouveaux oxydes a reseau forme d'octaedres Nb O6 (Ta O6) et de groupes Si2 O7: Les phases A3 Ta6 Si4 O26 (A= Ba, Sr) et K6 M6 Si4 O26 (M= Nb, Ta) _cod_database_code 1001105 _database_code_amcsd 0014250 CELL PARAMETERS: 9.0320 9.0320 8.0410 90.000 90.000 120.000 SPACE GROUP: P-62m X-RAY WAVELENGTH: 1.541838 Cell Volume: 568.079 Density (g/cm3): 3.859 MAX. ABS. INTENSITY / VOLUME**2: 36.98448396 RIR: 3.121 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 11.00 8.78 8.0410 0 0 1 2 11.31 20.42 7.8219 1 0 0 6 19.66 43.00 4.5160 1 1 0 3 22.11 41.69 4.0205 0 0 2 2 22.58 2.09 3.9375 1 1 1 6 22.74 12.53 3.9110 2 0 0 6 24.90 20.94 3.5758 1 0 2 12 25.32 2.30 3.5170 2 0 1 12 29.75 74.01 3.0029 1 1 2 6 30.23 100.00 2.9564 2 1 0 6 31.92 32.79 2.8034 2 0 2 12 32.26 3.02 2.7748 2 1 1 12 33.43 1.52 2.6803 0 0 3 2 34.40 12.09 2.6073 3 0 0 6 36.22 1.54 2.4802 3 0 1 12 37.77 16.58 2.3818 2 1 2 12 39.08 1.30 2.3049 1 1 3 6 39.93 8.79 2.2580 2 2 0 3 41.63 6.70 2.1694 3 1 0 6 45.10 22.46 2.0103 0 0 4 2 45.69 5.05 1.9857 2 1 3 12 46.11 5.11 1.9688 2 2 2 6 46.44 15.44 1.9555 4 0 0 6 46.65 1.67 1.9470 1 0 4 12 47.63 7.15 1.9092 3 1 2 12 49.64 6.44 1.8365 1 1 4 6 50.89 14.88 1.7945 3 2 0 6 51.09 1.22 1.7879 2 0 4 12 52.00 16.49 1.7585 4 0 2 12 53.70 10.44 1.7069 4 1 0 6 55.00 1.10 1.6697 4 1 1 12 55.26 24.87 1.6624 2 1 4 12 56.13 17.45 1.6387 3 2 2 12 57.29 1.04 1.6082 0 0 5 2 57.93 2.53 1.5920 3 0 4 12 58.77 13.21 1.5712 4 1 2 12 59.05 4.57 1.5644 5 0 0 6 61.61 5.95 1.5053 3 3 0 3 61.79 3.89 1.5014 2 2 4 6 62.26 1.17 1.4911 3 2 3 12 62.87 4.15 1.4782 4 2 0 6 63.04 2.41 1.4745 3 1 4 12 64.75 1.14 1.4397 4 1 3 12 66.15 4.19 1.4127 2 1 5 12 66.30 2.93 1.4098 3 3 2 6 66.56 5.21 1.4049 5 1 0 6 66.73 8.09 1.4017 4 0 4 12 67.51 3.89 1.3874 4 2 2 12 68.56 1.15 1.3688 3 0 5 12 70.32 7.54 1.3387 3 2 4 12 71.08 3.30 1.3262 5 1 2 12 71.41 1.01 1.3209 1 0 6 12 72.67 4.22 1.3011 4 1 4 12 73.75 2.82 1.2848 1 1 6 6 75.98 2.53 1.2525 5 2 0 6 77.28 3.58 1.2346 5 0 4 12 79.55 4.70 1.2049 3 3 4 6 80.14 1.56 1.1976 3 2 5 12 80.28 3.65 1.1958 5 2 2 12 80.53 3.88 1.1928 6 1 0 6 80.68 2.53 1.1909 4 2 4 12 82.39 2.16 1.1705 4 1 5 12 84.05 3.74 1.1515 5 1 4 12 84.77 6.52 1.1436 6 1 2 12 85.09 1.34 1.1402 3 1 6 12 88.43 2.56 1.1055 4 0 6 12 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.