Burbankite Belovitskaya Yu V, Pekov I V, Kabalov Yu K Crystallography Reports 45 (2000) 26-29 Refinement of the crystal structures of low-rare-earth and "typical" burbankites by the Rietveld method Locality: Khibiny Massif, Kola Peninsula, Russia Sample: B-108 Note: x02 adjusted to satisfy symmetry constraints _database_code_amcsd 0012365 CELL PARAMETERS: 10.5313 10.5313 6.4829 90.000 90.000 120.000 SPACE GROUP: P6_3mc X-RAY WAVELENGTH: 1.541838 Cell Volume: 622.679 Density (g/cm3): 3.481 MAX. ABS. INTENSITY / VOLUME**2: 14.20713789 RIR: 1.329 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 9.70 30.17 9.1204 1 0 0 6 16.78 36.38 5.2840 1 0 1 6 16.84 37.25 5.2656 1 1 0 6 19.47 26.24 4.5602 2 0 0 6 23.86 82.14 3.7299 2 0 1 6 25.85 13.10 3.4472 2 1 0 12 27.52 48.04 3.2415 0 0 2 1 29.24 5.01 3.0543 1 0 2 6 29.34 81.96 3.0436 2 1 1 12 29.38 19.24 3.0401 3 0 0 6 32.43 16.89 2.7604 1 1 2 6 32.53 28.13 2.7525 3 0 1 6 33.93 98.65 2.6420 2 0 2 6 34.05 100.00 2.6328 2 2 0 6 35.49 3.49 2.5295 3 1 0 12 38.11 1.85 2.3614 2 1 2 12 38.19 21.31 2.3565 3 1 1 12 39.52 8.00 2.2801 4 0 0 6 40.69 14.15 2.2175 3 0 2 6 42.01 92.63 2.1509 4 0 1 6 43.02 23.75 2.1027 1 0 3 6 44.32 51.85 2.0436 2 2 2 6 45.48 12.19 1.9942 3 1 2 12 45.56 13.77 1.9912 3 2 1 12 45.58 11.71 1.9902 4 1 0 12 46.50 46.39 1.9528 2 0 3 6 47.81 3.43 1.9026 4 1 1 12 48.83 29.65 1.8649 4 0 2 6 49.80 5.89 1.8309 2 1 3 12 51.91 6.22 1.7613 3 0 3 6 52.02 12.87 1.7579 3 2 2 12 52.09 25.07 1.7559 5 0 1 6 53.14 1.05 1.7236 4 2 0 12 54.07 7.18 1.6960 4 1 2 12 55.14 43.19 1.6657 4 2 1 12 55.97 5.47 1.6430 3 1 3 12 56.81 2.87 1.6207 0 0 4 1 58.08 5.11 1.5882 5 1 1 12 58.88 13.16 1.5685 4 0 3 6 59.69 1.15 1.5490 1 1 4 6 59.93 2.72 1.5435 3 3 2 6 60.64 8.66 1.5271 2 0 4 6 60.87 12.63 1.5218 4 2 2 12 60.95 7.41 1.5201 6 0 0 6 61.71 2.83 1.5032 3 2 3 12 61.88 1.62 1.4994 4 3 0 12 62.79 1.03 1.4799 6 0 1 6 63.70 9.30 1.4608 4 3 1 12 63.72 2.52 1.4604 5 2 0 12 65.24 3.53 1.4302 3 0 4 6 65.52 4.38 1.4247 5 2 1 12 67.32 2.85 1.3908 6 1 0 12 67.91 16.97 1.3802 2 2 4 6 68.13 11.63 1.3763 6 0 2 6 68.79 3.14 1.3646 3 1 4 12 69.80 16.04 1.3475 4 2 3 12 70.76 2.41 1.3315 5 2 2 12 71.41 4.70 1.3210 4 0 4 6 71.69 9.73 1.3164 4 4 0 6 72.39 1.52 1.3054 5 1 3 12 73.82 1.59 1.2837 1 0 5 6 73.98 4.48 1.2813 3 2 4 12 74.19 3.08 1.2782 6 1 2 12 74.25 2.08 1.2774 5 3 1 12 75.11 1.82 1.2648 6 2 0 12 75.68 2.33 1.2567 4 1 4 12 76.36 7.97 1.2471 2 0 5 6 76.78 11.13 1.2414 6 2 1 12 77.48 3.91 1.2319 4 3 3 12 78.41 8.88 1.2197 4 4 2 6 78.88 3.41 1.2136 2 1 5 12 79.15 9.90 1.2100 5 2 3 12 79.24 4.02 1.2089 7 0 2 6 80.96 1.42 1.1876 7 1 1 12 81.52 5.77 1.1807 4 2 4 12 81.73 4.25 1.1783 6 2 2 12 82.63 1.23 1.1677 5 4 0 12 83.85 1.41 1.1538 3 1 5 12 85.85 1.01 1.1320 7 1 2 12 86.31 4.87 1.1271 4 0 5 6 86.72 6.57 1.1228 8 0 1 6 87.41 1.25 1.1158 5 3 3 12 88.11 7.49 1.1087 6 0 4 6 89.13 1.17 1.0986 5 4 2 12 89.18 2.09 1.0981 7 2 1 12 89.86 8.01 1.0916 6 2 3 12 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.