Tundrite-(Ce) Shumyatskaya N G, Voronkov A A, Ilyukhin V V, Belov N V Soviet Physics Crystallography 21 (1976) 399-405 Tundrite, Na2Ce2TiO2[SiO4](CO3)2 - refinement of the crystal structure and chemical formula Locality: Khibiny Massif, Kola Peninsula, Russia Note: y(O11) adjusted to match reported bond lengths _database_code_amcsd 0015572 CELL PARAMETERS: 7.5600 13.9570 5.0400 101.120 70.870 100.020 SPACE GROUP: P-1 X-RAY WAVELENGTH: 1.541838 Cell Volume: 489.462 Density (g/cm3): 4.194 MAX. ABS. INTENSITY / VOLUME**2: 32.48243866 RIR: 2.522 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 6.50 100.00 13.5968 0 1 0 2 12.48 10.25 7.0913 1 0 0 2 13.02 84.73 6.7984 0 2 0 2 13.37 2.54 6.6203 -1 1 0 2 18.84 8.52 4.7106 0 0 1 2 18.84 3.90 4.7091 1 -1 1 2 19.19 6.12 4.6262 1 0 1 2 19.59 7.45 4.5323 0 3 0 2 20.69 6.53 4.2920 1 -2 1 2 21.32 12.69 4.1673 0 -2 1 2 21.62 1.80 4.1110 1 1 1 2 21.98 1.21 4.0445 -1 3 0 2 24.26 18.65 3.6689 1 -3 1 2 24.51 13.95 3.6317 0 2 1 2 24.54 4.29 3.6273 1 3 0 2 25.12 7.32 3.5457 2 0 0 2 25.19 15.18 3.5356 -2 1 0 2 25.20 12.92 3.5340 0 -3 1 2 25.58 13.97 3.4829 1 2 1 2 25.69 17.75 3.4673 -1 0 1 2 25.83 15.95 3.4494 2 -1 1 2 26.22 17.93 3.3992 0 4 0 2 26.73 21.07 3.3350 2 1 0 2 26.94 16.91 3.3102 -2 2 0 2 27.71 3.88 3.2188 -1 4 0 2 28.31 16.29 3.1520 -1 -2 1 2 28.66 12.93 3.1147 2 1 1 2 28.95 1.16 3.0843 1 -4 1 2 29.39 20.88 3.0389 2 -3 1 2 29.49 17.60 3.0293 -1 2 1 2 29.78 6.86 3.0002 2 2 0 2 30.09 7.80 2.9702 -2 3 0 2 30.09 5.84 2.9699 0 -4 1 2 30.49 2.06 2.9317 1 4 0 2 30.51 1.09 2.9295 1 3 1 2 31.71 18.93 2.8215 -1 -3 1 2 32.13 24.09 2.7861 2 2 1 2 32.94 13.98 2.7194 0 5 0 2 33.11 11.02 2.7053 2 -4 1 2 33.30 17.45 2.6909 -1 3 1 2 33.86 1.05 2.6470 -1 5 0 2 34.36 4.95 2.6103 1 -5 1 2 34.73 9.12 2.5833 0 4 1 2 35.63 2.97 2.5198 0 -5 1 2 35.63 19.28 2.5197 1 -1 2 2 36.04 4.49 2.4917 -2 0 1 2 36.08 5.78 2.4891 -1 -4 1 2 36.09 9.55 2.4890 1 4 1 2 36.24 4.30 2.4786 3 -1 1 2 36.35 3.15 2.4716 1 0 2 2 36.62 1.09 2.4539 -2 1 1 2 37.72 8.54 2.3850 2 -5 1 2 37.84 14.12 2.3773 -3 1 0 2 37.92 5.25 2.3730 1 -3 2 2 37.97 1.35 2.3699 -1 4 1 2 37.99 1.37 2.3687 2 -1 2 2 38.21 1.23 2.3553 0 0 2 2 38.26 6.72 2.3525 1 1 2 2 38.41 4.52 2.3437 3 -3 1 2 38.57 4.51 2.3345 -2 -2 1 2 38.83 6.91 2.3192 2 4 0 2 39.27 6.42 2.2943 -2 5 0 2 39.47 2.72 2.2833 3 1 0 2 39.63 1.39 2.2742 2 -3 2 2 39.78 2.76 2.2661 0 6 0 2 40.66 2.68 2.2190 0 5 1 2 40.89 2.49 2.2068 -3 3 0 2 41.17 1.70 2.1926 -1 -5 1 2 41.22 11.02 2.1899 1 2 2 2 41.66 1.28 2.1679 2 4 1 2 41.94 1.85 2.1542 3 2 0 2 43.43 1.19 2.0836 0 -4 2 2 44.05 5.07 2.0559 -1 0 2 2 44.22 1.31 2.0481 3 -2 2 2 44.25 4.42 2.0467 3 -1 2 2 44.47 17.28 2.0373 1 -5 2 2 44.82 1.11 2.0223 -2 6 0 2 44.86 5.87 2.0205 -1 -2 2 2 44.96 1.29 2.0161 -2 4 1 2 45.07 6.24 2.0114 1 3 2 2 45.24 4.36 2.0045 3 -3 2 2 45.27 1.17 2.0032 -2 -4 1 2 45.34 1.87 2.0001 3 3 0 2 45.51 2.28 1.9931 2 -5 2 2 45.73 3.28 1.9841 3 3 1 2 46.53 2.08 1.9518 1 -7 1 2 46.77 5.60 1.9424 0 7 0 2 46.80 5.08 1.9412 -1 -3 2 2 46.80 1.78 1.9410 -1 -6 1 2 46.96 2.28 1.9347 0 6 1 2 47.00 1.08 1.9332 -1 7 0 2 47.22 1.14 1.9249 0 -5 2 2 47.25 6.08 1.9238 3 -4 2 2 47.37 7.74 1.9191 -1 2 2 2 47.40 8.93 1.9180 3 1 2 2 47.88 3.26 1.9000 -3 5 0 2 47.98 2.35 1.8959 0 -7 1 2 48.03 2.01 1.8942 -3 0 1 2 48.26 6.58 1.8856 -3 1 1 2 48.27 5.53 1.8856 4 -1 1 2 48.43 2.32 1.8797 4 -2 1 2 48.49 4.09 1.8775 1 6 1 2 48.75 2.20 1.8680 2 -7 1 2 48.79 1.01 1.8666 -3 -1 1 2 48.95 1.56 1.8607 1 -6 2 2 49.44 2.12 1.8433 -2 5 1 2 49.53 2.23 1.8403 3 4 0 2 49.56 1.37 1.8393 4 -3 1 2 49.65 3.56 1.8362 -1 -4 2 2 49.65 4.67 1.8361 1 4 2 2 50.16 1.74 1.8187 3 -5 2 2 50.31 9.87 1.8136 2 6 0 2 50.49 3.40 1.8074 -3 -2 1 2 50.83 7.25 1.7964 -2 7 0 2 50.86 4.41 1.7954 4 1 1 2 51.16 3.35 1.7855 -4 1 0 2 51.60 3.53 1.7712 -3 3 1 2 51.62 2.76 1.7706 4 -4 1 2 52.49 1.26 1.7432 -3 6 0 2 52.80 3.80 1.7337 -2 0 2 2 52.87 2.69 1.7316 4 1 0 2 52.89 4.74 1.7312 -1 -7 1 2 53.09 2.00 1.7251 -3 -3 1 2 53.10 3.16 1.7247 4 -2 2 2 53.18 2.42 1.7223 -4 3 0 2 53.31 2.07 1.7185 -1 -5 2 2 53.42 4.00 1.7150 2 6 1 2 53.60 1.62 1.7099 0 7 1 2 53.87 3.13 1.7019 3 -6 2 2 53.95 1.92 1.6996 0 8 0 2 54.12 2.57 1.6946 3 3 2 2 54.24 2.49 1.6910 -1 4 2 2 54.54 1.99 1.6827 4 -5 1 2 54.95 4.09 1.6708 2 -8 1 2 55.07 1.16 1.6675 4 2 0 2 55.11 1.67 1.6666 1 -1 3 2 55.31 1.47 1.6608 2 -1 3 2 55.33 3.62 1.6603 -1 7 1 2 55.52 1.64 1.6551 -4 4 0 2 55.81 1.16 1.6472 2 -3 3 2 56.01 1.54 1.6418 1 -3 3 2 56.48 4.61 1.6291 -3 -4 1 2 56.95 5.29 1.6170 4 3 1 2 57.24 1.56 1.6094 -2 8 0 2 57.38 1.16 1.6059 2 -4 3 2 58.15 1.49 1.5865 0 -1 3 2 58.22 4.08 1.5847 4 -6 1 2 58.33 5.42 1.5820 -3 5 1 2 58.36 1.15 1.5813 3 -2 3 2 58.83 1.31 1.5697 3 -3 3 2 59.41 1.96 1.5556 0 -3 3 2 60.15 1.59 1.5383 3 -4 3 2 60.32 1.28 1.5345 0 1 3 2 61.10 1.16 1.5166 4 4 1 2 61.19 1.16 1.5146 -2 4 2 2 61.37 2.39 1.5108 0 9 0 2 62.05 3.62 1.4956 3 1 3 2 62.63 3.54 1.4832 0 2 3 2 62.68 3.10 1.4822 -1 -7 2 2 62.95 1.34 1.4765 2 -6 3 2 63.32 2.47 1.4687 3 -8 2 2 63.65 1.68 1.4620 3 5 2 2 63.90 1.05 1.4568 -1 6 2 2 64.53 1.37 1.4441 4 -2 3 2 64.58 1.11 1.4431 -1 0 3 2 65.08 1.11 1.4332 -3 -2 2 2 65.37 1.64 1.4275 -3 -6 1 2 65.88 1.40 1.4178 1 -9 2 2 65.91 1.73 1.4171 4 5 1 2 66.26 1.14 1.4106 -1 -9 1 2 66.71 1.28 1.4021 -5 3 0 2 67.18 1.52 1.3935 5 1 0 2 67.60 1.26 1.3858 4 -8 1 2 67.72 1.39 1.3837 -3 3 2 2 67.81 1.61 1.3819 -3 7 1 2 68.47 1.17 1.3703 3 3 3 2 68.57 1.08 1.3686 2 -10 1 2 69.30 1.30 1.3559 3 6 2 2 69.51 1.17 1.3523 0 4 3 2 69.61 1.64 1.3507 -1 7 2 2 71.25 1.04 1.3235 -2 10 0 2 71.39 1.20 1.3212 2 -8 3 2 71.54 1.18 1.3189 0 -7 3 2 72.46 1.23 1.3044 1 -8 3 2 72.52 1.81 1.3034 1 -10 2 2 72.94 2.03 1.2970 -2 0 3 2 73.17 1.41 1.2934 3 -8 3 2 73.24 1.00 1.2924 -2 -2 3 2 73.25 1.98 1.2923 5 -2 3 2 73.52 2.64 1.2881 1 8 2 2 74.15 1.08 1.2787 5 -4 3 2 75.45 2.02 1.2599 2 -2 4 2 75.52 2.12 1.2590 -5 1 1 2 75.76 2.16 1.2555 6 -2 1 2 75.94 1.58 1.2530 2 -1 4 2 76.59 1.40 1.2440 -2 -4 3 2 76.89 1.04 1.2399 -4 -1 2 2 76.97 1.11 1.2388 6 0 1 2 77.65 1.07 1.2297 3 5 3 2 78.08 1.30 1.2240 -4 -2 2 2 78.09 1.24 1.2239 5 -6 3 2 78.11 1.48 1.2235 6 -4 2 2 79.11 1.25 1.2106 0 6 3 2 79.37 1.62 1.2073 -2 -5 3 2 79.40 1.07 1.2069 4 -10 1 2 79.94 1.03 1.2001 5 5 0 2 80.71 1.36 1.1905 -5 -3 1 2 81.04 1.23 1.1865 2 -6 4 2 81.15 1.63 1.1852 5 -7 3 2 81.35 1.63 1.1828 -1 -11 1 2 81.37 1.09 1.1826 0 -3 4 2 81.43 1.07 1.1819 -2 4 3 2 81.81 1.16 1.1773 4 -4 4 2 82.29 1.17 1.1716 3 8 2 2 82.38 1.01 1.1706 6 -6 1 2 82.71 1.25 1.1668 -1 9 2 2 83.37 1.11 1.1592 -5 8 0 2 83.93 1.31 1.1529 4 8 1 2 83.97 1.62 1.1525 2 -12 1 2 84.49 1.29 1.1467 -1 11 1 2 85.35 1.82 1.1374 2 3 4 2 86.56 1.06 1.1245 -3 10 1 2 87.08 1.00 1.1191 -2 -7 3 2 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.