Columbite-(Fe) Tarantino S C, Zema M, Pistorino M, Domeneghetti M C Physics and Chemistry of Minerals 30 (2003) 590-598 High-temperature X-ray investigation of natural columbites Note: sample BRA3 at T = 600 C Locality: San Jose de Safira, Minas Gerais, Brazil _database_code_amcsd 0008844 CELL PARAMETERS: 14.3515 5.7610 5.0833 90.000 90.000 90.000 SPACE GROUP: Pbcn X-RAY WAVELENGTH: 1.541838 Cell Volume: 420.282 Density (g/cm3): 5.446 MAX. ABS. INTENSITY / VOLUME**2: 114.0008210 RIR: 6.816 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 12.33 5.30 7.1757 2 0 0 2 16.58 1.60 5.3463 1 1 0 4 24.16 8.13 3.6839 1 1 1 8 24.18 26.36 3.6804 3 1 0 4 24.82 4.12 3.5879 4 0 0 2 29.97 100.00 2.9811 3 1 1 8 31.05 9.52 2.8805 0 2 0 2 35.31 12.47 2.5417 0 0 2 2 35.83 13.62 2.5061 0 2 1 4 37.60 6.40 2.3919 6 0 0 2 40.18 2.55 2.2445 3 0 2 4 40.64 4.91 2.2199 3 2 1 8 43.26 6.92 2.0914 3 1 2 8 43.64 1.05 2.0740 4 0 2 4 44.08 1.26 2.0545 4 2 1 8 47.72 6.13 1.9058 0 2 2 4 49.53 5.43 1.8402 6 2 0 4 50.55 1.82 1.8056 7 1 1 8 51.26 11.18 1.7821 3 3 0 4 52.54 13.66 1.7419 6 0 2 4 52.92 17.14 1.7303 6 2 1 8 60.12 10.50 1.5391 3 1 3 8 62.29 3.79 1.4905 6 2 2 8 63.21 8.37 1.4711 9 1 1 8 63.72 5.62 1.4605 0 2 3 4 63.79 9.07 1.4592 3 3 2 8 67.61 3.94 1.3857 0 4 1 4 71.78 1.38 1.3151 9 1 2 8 74.69 1.04 1.2708 0 0 4 2 76.41 1.34 1.2465 6 2 3 8 77.86 1.83 1.2268 9 3 0 4 80.02 3.62 1.1990 6 4 1 8 80.27 1.36 1.1960 12 0 0 2 85.25 2.18 1.1384 9 1 3 8 86.78 1.82 1.1223 6 0 4 4 88.50 2.76 1.1048 9 3 2 8 89.26 1.20 1.0974 0 4 3 4 89.62 1.07 1.0939 3 5 1 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.