O26 Si4 Sr3 Ta6 Choisnet J, Nguyen N, Groult D, Raveau B Materials Research Bulletin 11 (1976) 887-894 De nouveaux oxydes a reseau forme d'octahedres NbO6 (TaO6) et de groupes Si2O7: Les phases A3Ta6Si4O26 (A = Ba,Sr) et K6M6Si4O26 (M = Nb,Ta) _cod_database_code 1001103 _database_code_amcsd 0014248 CELL PARAMETERS: 8.9130 8.9130 7.6330 90.000 90.000 120.000 SPACE GROUP: P-62m X-RAY WAVELENGTH: 1.541838 Cell Volume: 525.138 Density (g/cm3): 5.934 MAX. ABS. INTENSITY / VOLUME**2: 121.5158818 RIR: 6.668 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 11.46 39.00 7.7189 1 0 0 6 11.59 5.68 7.6330 0 0 1 2 19.92 69.61 4.4565 1 1 0 3 23.04 11.68 3.8594 2 0 0 6 23.11 14.87 3.8486 1 1 1 6 23.31 43.57 3.8165 0 0 2 2 25.87 7.76 3.4442 2 0 1 12 26.05 24.73 3.4212 1 0 2 12 30.64 100.00 2.9175 2 1 0 6 30.85 70.46 2.8988 1 1 2 6 32.87 1.54 2.7252 2 1 1 12 33.01 28.16 2.7137 2 0 2 12 34.87 8.03 2.5730 3 0 0 6 35.28 1.96 2.5443 0 0 3 2 38.85 43.73 2.3178 2 1 2 12 40.48 6.39 2.2283 2 2 0 3 40.84 1.20 2.2096 1 1 3 6 42.21 3.29 2.1408 3 1 0 6 42.25 1.24 2.1390 2 2 1 6 43.92 3.79 2.0613 3 1 1 12 47.09 19.89 1.9297 4 0 0 6 47.23 6.41 1.9243 2 2 2 6 47.41 6.53 1.9176 2 1 3 12 47.66 15.29 1.9082 0 0 4 2 48.77 11.80 1.8671 3 1 2 12 49.18 2.93 1.8525 1 0 4 12 51.61 14.87 1.7708 3 2 0 6 52.14 10.61 1.7542 1 1 4 6 53.09 1.53 1.7250 3 2 1 12 53.19 26.58 1.7221 4 0 2 12 53.57 1.66 1.7106 2 0 4 12 54.48 8.41 1.6844 4 1 0 6 56.15 1.05 1.6381 3 1 3 12 57.36 25.76 1.6063 3 2 2 12 57.73 30.55 1.5970 2 1 4 12 59.92 4.53 1.5438 5 0 0 6 60.04 12.42 1.5410 4 1 2 12 60.39 2.36 1.5327 3 0 4 12 62.53 7.66 1.4855 3 3 0 3 63.81 3.42 1.4587 4 2 0 6 64.27 2.67 1.4494 2 2 4 6 64.52 1.40 1.4442 1 1 5 6 65.19 1.04 1.4311 5 0 2 12 65.53 1.50 1.4245 3 1 4 12 65.78 1.07 1.4196 2 0 5 12 67.57 5.20 1.3864 5 1 0 6 67.68 5.91 1.3843 3 3 2 6 68.91 3.15 1.3626 4 2 2 12 69.24 11.49 1.3569 4 0 4 12 71.48 1.15 1.3198 5 0 3 12 72.55 8.04 1.3030 5 1 2 12 72.87 8.96 1.2980 3 2 4 12 75.25 4.54 1.2628 4 1 4 12 75.78 1.48 1.2552 1 0 6 12 77.18 3.43 1.2360 5 2 0 6 78.13 4.37 1.2233 1 1 6 6 79.29 1.53 1.2082 2 0 6 12 79.93 3.79 1.2002 5 0 4 12 81.83 5.36 1.1771 6 1 0 6 81.93 8.97 1.1759 5 2 2 12 82.25 6.57 1.1722 3 3 4 6 82.77 4.87 1.1661 2 1 6 12 83.40 2.61 1.1589 4 2 4 12 83.63 1.27 1.1563 3 2 5 12 86.53 10.30 1.1248 6 1 2 12 86.84 4.53 1.1216 5 1 4 12 89.64 2.07 1.0936 3 1 6 12 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.