Cs8 Nb10 O41 Si6 Crosnier M, Pagnoux C, Guyomard D, Verbaere A, Piffard Y, Tournoux M European Journal of Solid State and Inorganic Chemistry 28 (1991) 971-981 The crystal structure of a novel cyclotrisilicate: Cs8Nb10O23(Si3O9)2. Its relationship with the pyrochlore and benitoite types _cod_database_code 1000469 _database_code_amcsd 0012545 CELL PARAMETERS: 7.3420 7.3420 22.1660 90.000 90.000 120.000 SPACE GROUP: P6_3/mmc X-RAY WAVELENGTH: 1.541838 Cell Volume: 1034.776 Density (g/cm3): 4.520 MAX. ABS. INTENSITY / VOLUME**2: 66.80129378 RIR: 4.813 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 7.98 27.99 11.0830 0 0 2 2 13.93 2.76 6.3584 1 0 0 6 18.41 1.08 4.8195 1 0 3 12 24.09 3.76 3.6943 0 0 6 2 24.24 54.31 3.6710 1 1 0 6 25.56 2.84 3.4848 1 1 2 12 27.93 71.94 3.1943 1 0 6 12 28.07 7.98 3.1792 2 0 0 6 28.36 5.50 3.1470 2 0 1 12 29.18 100.00 3.0604 1 1 4 12 29.22 63.01 3.0559 2 0 2 12 30.61 3.88 2.9203 2 0 3 12 31.56 6.70 2.8345 1 0 7 12 32.31 6.80 2.7707 0 0 8 2 32.47 4.52 2.7576 2 0 4 12 35.34 2.05 2.5401 1 0 8 12 37.32 3.83 2.4097 2 0 6 12 37.65 1.01 2.3892 2 1 1 24 38.32 2.30 2.3487 2 1 2 24 40.19 1.91 2.2435 2 0 7 12 42.66 5.55 2.1195 3 0 0 6 43.22 2.79 2.0931 1 0 10 12 45.00 13.92 2.0145 2 1 6 24 45.84 27.93 1.9796 3 0 4 12 47.32 1.55 1.9209 1 0 11 12 47.50 2.34 1.9143 2 1 7 24 47.94 2.60 1.8975 1 1 10 12 49.34 4.08 1.8472 0 0 12 2 49.67 27.10 1.8355 2 2 0 6 50.17 21.42 1.8183 2 0 10 12 50.26 5.56 1.8155 2 1 8 24 50.39 1.67 1.8108 2 2 2 12 53.26 1.02 1.7200 2 1 9 24 53.87 2.43 1.7020 2 0 11 12 55.82 1.07 1.6469 1 0 13 12 55.94 2.57 1.6438 2 2 6 12 56.48 7.91 1.6294 2 1 10 24 57.72 5.48 1.5971 2 0 12 12 57.95 14.97 1.5915 3 1 6 24 58.67 5.84 1.5735 4 0 2 12 59.90 1.84 1.5441 2 1 11 24 60.05 1.44 1.5407 3 1 7 24 60.24 2.53 1.5364 1 0 14 12 60.43 1.30 1.5319 3 0 10 12 60.50 4.69 1.5302 2 2 8 12 60.60 1.37 1.5280 4 0 4 12 62.42 1.46 1.4877 3 1 8 24 67.33 1.16 1.3906 2 1 13 24 67.51 4.54 1.3875 4 1 0 12 67.92 2.00 1.3800 3 1 10 24 69.25 8.94 1.3568 3 2 6 24 69.89 9.51 1.3460 4 1 4 24 71.34 1.66 1.3221 2 1 14 24 72.61 3.54 1.3020 2 2 12 12 72.99 2.55 1.2961 1 1 16 12 73.28 5.35 1.2918 4 0 10 12 74.25 1.19 1.2773 1 0 17 12 78.10 1.04 1.2237 3 3 0 6 79.56 1.21 1.2049 4 0 12 12 80.04 1.16 1.1989 2 2 14 12 83.33 1.75 1.1596 3 0 16 12 84.55 1.49 1.1461 2 1 17 24 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.