Al6 O18 Sr9 Alonso J, Rasines I, Soubeyroux J Inorganic Chemistry 29 (1990) 4768-4771 Tristrontium dialuminium hexaoxide: An intricate superstructure of perovskite _cod_database_code 1008450 _database_code_amcsd 0016355 CELL PARAMETERS: 15.8476 15.8476 15.8476 90.000 90.000 90.000 SPACE GROUP: Pa3 X-RAY WAVELENGTH: 1.541838 Cell Volume: 3980.068 Density (g/cm3): 4.133 MAX. ABS. INTENSITY / VOLUME**2: 93.68392626 RIR: 7.381 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 12.49 3.32 7.0873 2 1 0 12 13.69 2.01 6.4698 2 1 1 24 15.82 8.38 5.6030 2 2 0 12 18.57 1.61 4.7782 3 1 1 24 20.20 3.79 4.3953 3 0 2 12 20.97 3.23 4.2354 3 2 1 24 20.97 4.32 4.2354 3 1 2 24 22.44 4.79 3.9619 4 0 0 6 24.48 1.59 3.6357 3 3 1 24 25.76 3.31 3.4582 4 2 1 24 27.57 2.05 3.2349 4 2 2 24 30.37 1.27 2.9428 5 0 2 12 30.91 1.62 2.8934 5 2 1 24 30.91 1.56 2.8934 5 1 2 24 31.95 100.00 2.8015 4 4 0 12 35.84 2.91 2.5057 6 0 2 12 35.84 2.61 2.5057 6 2 0 12 36.30 1.04 2.4750 5 0 4 12 39.39 11.08 2.2874 4 4 4 8 42.70 2.94 2.1177 6 4 2 24 42.70 3.34 2.1177 6 2 4 24 43.88 1.08 2.0632 7 3 1 24 43.88 1.12 2.0632 7 1 3 24 44.66 1.33 2.0291 6 3 4 24 45.81 25.06 1.9809 8 0 0 6 46.93 1.16 1.9361 7 3 3 24 48.76 1.63 1.8677 6 6 0 12 51.58 1.60 1.7718 8 0 4 12 51.58 1.71 1.7718 8 4 0 12 54.30 1.55 1.6894 6 6 4 24 56.93 28.53 1.6174 8 4 4 24 66.78 10.30 1.4007 8 8 0 12 71.43 1.08 1.3206 8 8 4 24 75.95 5.04 1.2529 12 0 4 12 75.95 4.88 1.2529 12 4 0 12 80.39 1.13 1.1946 12 4 4 24 84.76 2.57 1.1437 8 8 8 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.