Ca2Al2O5 Kahlenberg V, Fischer R X, Shaw C S J American Mineralogist 85 (2000) 1061-1065 Rietveld analysis of dicalcium aluminate (Ca2Al2O5) - A new high pressure phase with the Brownmillerite type structure _database_code_amcsd 0002473 CELL PARAMETERS: 5.2281 14.4686 5.4004 90.000 90.000 90.000 SPACE GROUP: I2mb X-RAY WAVELENGTH: 1.541838 Cell Volume: 408.504 Density (g/cm3): 3.481 MAX. ABS. INTENSITY / VOLUME**2: 14.99227708 RIR: 1.402 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 12.23 31.45 7.2343 0 2 0 2 17.53 3.82 5.0595 0 1 1 4 23.69 2.63 3.7563 1 0 1 2 24.75 18.59 3.5972 0 3 1 4 26.74 7.88 3.3337 1 2 1 4 33.18 41.49 2.7002 0 0 2 2 34.30 53.18 2.6140 2 0 0 1 34.42 100.00 2.6055 1 4 1 4 35.19 12.60 2.5506 0 5 1 4 36.55 2.07 2.4585 2 2 0 2 38.02 3.89 2.3668 1 1 2 4 41.74 22.94 2.1638 0 4 2 4 42.06 1.36 2.1480 1 3 2 4 42.68 20.12 2.1187 2 4 0 2 42.76 6.50 2.1147 2 3 1 4 44.66 33.18 2.0293 1 6 1 4 48.47 58.27 1.8781 2 0 2 2 49.34 2.70 1.8469 1 5 2 4 49.96 1.06 1.8256 2 5 1 4 50.18 11.42 1.8179 2 2 2 4 50.46 24.62 1.8086 0 8 0 2 50.76 4.08 1.7986 0 6 2 4 51.56 5.45 1.7724 2 6 0 2 54.40 8.90 1.6865 0 3 3 4 55.10 1.48 1.6668 2 4 2 4 56.97 2.43 1.6165 3 2 1 4 58.98 2.95 1.5659 1 7 2 4 60.08 17.96 1.5401 1 4 3 4 60.58 3.20 1.5285 0 5 3 4 61.51 20.54 1.5076 3 4 1 4 61.73 5.81 1.5027 0 8 2 4 62.44 7.98 1.4873 2 8 0 2 63.90 2.80 1.4568 3 1 2 4 64.39 1.17 1.4469 0 10 0 2 65.91 5.02 1.4171 2 3 3 4 67.34 5.52 1.3906 1 6 3 4 68.69 6.93 1.3665 3 6 1 4 69.64 7.95 1.3502 1 10 1 4 69.64 3.12 1.3501 0 0 4 2 71.02 3.86 1.3272 0 2 4 4 71.50 3.75 1.3195 2 5 3 4 72.29 5.68 1.3070 4 0 0 1 72.32 1.24 1.3065 3 5 2 4 72.56 15.56 1.3028 2 8 2 4 72.62 1.55 1.3019 1 1 4 4 73.65 2.36 1.2862 4 2 0 2 79.98 1.63 1.1996 2 0 4 2 80.37 1.99 1.1948 3 7 2 4 80.65 1.22 1.1913 1 5 4 4 81.32 4.79 1.1832 3 4 3 4 81.88 3.74 1.1764 4 0 2 2 84.37 2.70 1.1480 1 12 1 4 84.54 4.49 1.1462 2 10 2 4 85.23 2.73 1.1386 2 4 4 4 87.11 3.05 1.1188 4 4 2 4 87.86 3.49 1.1112 3 6 3 4 88.50 3.03 1.1048 1 7 4 4 88.74 1.91 1.1024 1 10 3 4 90.00 3.67 1.0903 3 10 1 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.