K3Nb3B2O12 Choisnet J, Groult D, Raveau B, Gasperin M Acta Crystallographica B33 (1977) 1841-1845 Nouvelles structures a tunnels de section pentagonale K3Nb3B2O12 et K3Ta3B2O12 _cod_database_code 1001007 _database_code_amcsd 0009592 CELL PARAMETERS: 8.7530 8.7530 3.9660 90.000 90.000 120.000 SPACE GROUP: P31m X-RAY WAVELENGTH: 1.541838 Cell Volume: 263.146 Density (g/cm3): 3.846 MAX. ABS. INTENSITY / VOLUME**2: 33.45616208 RIR: 2.832 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 11.67 44.77 7.5803 1 0 0 6 20.29 79.70 4.3765 1 1 0 3 22.42 50.15 3.9660 0 0 1 1 23.47 7.84 3.7902 2 0 0 6 25.35 25.49 3.5141 1 0 1 6 30.42 44.75 2.9388 1 1 1 3 30.42 49.40 2.9388 2 -1 1 3 31.22 100.00 2.8651 2 1 0 6 32.68 39.33 2.7401 2 0 1 6 35.53 9.16 2.5268 3 0 0 6 38.77 7.62 2.3225 3 -1 1 6 38.77 8.96 2.3225 2 1 1 6 41.26 12.19 2.1883 2 2 0 3 43.02 11.60 2.1024 3 1 0 6 45.76 28.15 1.9830 0 0 2 1 47.39 2.65 1.9184 1 0 2 6 47.45 3.88 1.9160 4 -2 1 3 47.45 3.25 1.9160 2 2 1 3 48.01 23.28 1.8951 4 0 0 6 49.04 5.04 1.8575 3 1 1 6 49.04 5.55 1.8575 4 -1 1 6 50.53 5.54 1.8062 1 1 2 3 50.53 6.51 1.8062 2 -1 2 3 52.05 1.45 1.7570 2 0 2 6 52.63 19.32 1.7390 3 2 0 6 53.60 23.39 1.7099 4 0 1 6 55.56 4.08 1.6542 4 1 0 6 56.43 15.65 1.6305 2 1 2 6 56.43 15.03 1.6305 3 -1 2 6 57.90 12.13 1.5927 3 2 1 6 57.90 11.77 1.5927 5 -2 1 6 59.23 3.32 1.5600 3 0 2 6 60.66 4.27 1.5267 4 1 1 6 60.66 4.00 1.5267 5 -1 1 6 61.13 4.75 1.5161 5 0 0 6 63.29 2.26 1.4694 2 2 2 3 63.29 2.57 1.4694 4 -2 2 3 63.80 6.18 1.4588 3 3 0 3 64.61 2.15 1.4426 3 1 2 6 64.61 2.46 1.4426 4 -1 2 6 65.12 3.86 1.4325 4 2 0 6 68.48 12.89 1.3701 4 0 2 6 68.54 1.38 1.3691 6 -3 1 3 68.54 1.25 1.3691 3 3 1 3 68.98 7.09 1.3615 5 1 0 6 69.80 1.47 1.3473 6 -2 1 6 69.80 1.52 1.3473 4 2 1 6 71.34 1.27 1.3220 0 0 3 1 72.26 5.91 1.3075 5 -2 2 6 72.26 6.12 1.3075 3 2 2 6 72.59 1.05 1.3023 1 0 3 6 73.55 2.91 1.2877 5 1 1 6 73.55 2.87 1.2877 6 -1 1 6 74.73 1.31 1.2702 5 -1 2 6 74.73 1.51 1.2702 4 1 2 6 75.06 2.15 1.2655 1 1 3 3 75.06 2.70 1.2655 2 -1 3 3 76.28 2.11 1.2482 2 0 3 6 78.86 1.07 1.2138 5 2 0 6 79.60 3.63 1.2044 5 0 2 6 79.92 1.34 1.2004 2 1 3 6 79.92 1.06 1.2004 3 -1 3 6 82.00 2.69 1.1751 6 -3 2 3 82.00 2.56 1.1751 3 3 2 3 83.19 1.59 1.1612 6 -2 2 6 83.19 1.70 1.1612 4 2 2 6 83.66 1.01 1.1560 6 1 0 6 86.76 3.29 1.1224 6 -1 2 6 86.76 3.38 1.1224 5 1 2 6 88.00 1.11 1.1098 6 1 1 6 88.00 1.07 1.1098 -1 -6 1 6 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.