Langbanite Moore P B, Sen Gupta P K, Le Page Y American Mineralogist 76 (1991) 1408-1425 The remarkable langbanite structure type: Crystal structure, chemical crystallography and relation to some other cation close-packed structures _database_code_amcsd 0001397 CELL PARAMETERS: 11.5630 11.5630 11.1000 90.000 90.000 120.000 SPACE GROUP: P31m X-RAY WAVELENGTH: 1.541838 Cell Volume: 1285.271 Density (g/cm3): 4.945 MAX. ABS. INTENSITY / VOLUME**2: 48.11060377 RIR: 3.168 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 15.33 7.91 5.7815 1 1 0 3 15.97 4.11 5.5500 0 0 2 1 17.29 13.07 5.1276 2 -1 1 3 22.20 4.92 4.0038 1 1 2 3 24.05 3.79 3.7000 0 0 3 1 27.91 5.93 3.1965 3 0 1 6 28.55 1.09 3.1270 2 1 2 6 28.64 3.28 3.1164 1 1 3 3 28.64 1.53 3.1164 2 -1 3 3 30.93 15.41 2.8907 2 2 0 3 31.27 1.09 2.8605 3 0 2 6 31.99 34.35 2.7974 4 -2 1 3 31.99 22.03 2.7974 2 2 1 3 32.26 47.29 2.7750 0 0 4 1 35.00 50.27 2.5638 2 2 2 3 35.00 49.73 2.5638 4 -2 2 3 35.90 1.10 2.5017 1 1 4 3 39.56 5.24 2.2779 2 2 3 3 40.08 1.04 2.2497 3 2 1 6 40.64 2.45 2.2200 0 0 5 1 41.32 2.80 2.1852 4 1 0 6 42.15 2.17 2.1440 4 1 1 6 42.15 1.15 2.1440 5 -1 1 6 45.30 4.92 2.0019 2 2 4 3 45.30 15.63 2.0019 4 -2 4 3 47.91 1.39 1.8988 3 3 1 3 48.38 2.50 1.8816 4 1 3 6 49.30 1.67 1.8485 3 0 5 6 50.11 1.43 1.8205 6 -3 2 3 50.76 1.38 1.7985 5 1 0 6 51.93 2.28 1.7607 2 2 5 3 51.93 8.97 1.7607 4 -2 5 3 53.36 2.62 1.7168 5 -1 4 6 55.02 39.29 1.6690 6 0 0 6 57.68 1.58 1.5983 6 0 2 6 59.31 24.02 1.5582 2 2 6 3 59.31 6.83 1.5582 4 -2 6 3 63.20 1.04 1.4713 7 -2 3 6 64.47 1.56 1.4454 4 4 0 3 65.08 1.60 1.4333 8 -4 1 3 65.08 2.60 1.4333 4 4 1 3 65.23 24.03 1.4302 6 0 4 6 66.89 6.55 1.3987 8 -4 2 3 66.89 6.42 1.3987 4 4 2 3 67.35 1.45 1.3903 2 2 7 3 67.51 2.34 1.3875 0 0 8 1 73.84 1.13 1.2834 4 1 7 6 73.94 2.45 1.2819 4 4 4 3 76.09 2.11 1.2509 4 -2 8 3 79.06 1.83 1.2113 4 4 5 3 85.20 1.95 1.1390 4 4 6 3 85.20 5.40 1.1390 8 -4 6 3 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.