Columbite-(Mn) Tarantino S C, Zema M American Mineralogist 90 (2005) 1291-1300 Mixing and ordering behavior in manganocolumbite-ferrocolumbite solid solution: A single-crystal X-ray diffraction study Sample: RIO n5 Qm=1 from Rio Arriba Co., Globe Mine, U.S.A. _database_code_amcsd 0003849 CELL PARAMETERS: 14.3434 5.7415 5.0665 90.000 90.000 90.000 SPACE GROUP: Pbcn X-RAY WAVELENGTH: 1.541838 Cell Volume: 417.240 Density (g/cm3): 5.480 MAX. ABS. INTENSITY / VOLUME**2: 123.7800925 RIR: 7.355 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 12.34 5.04 7.1717 2 0 0 2 16.63 1.55 5.3303 1 1 0 4 24.22 25.43 3.6741 3 1 0 4 24.24 7.30 3.6723 1 1 1 8 24.83 3.77 3.5859 4 0 0 2 30.04 100.00 2.9743 3 1 1 8 31.16 9.47 2.8707 0 2 0 2 35.43 12.93 2.5333 0 0 2 2 35.96 13.53 2.4977 0 2 1 4 37.63 6.69 2.3906 6 0 0 2 40.29 2.80 2.2385 3 0 2 4 40.76 5.16 2.2138 3 2 1 8 43.39 7.30 2.0856 3 1 2 8 44.19 1.26 2.0495 4 2 1 8 47.89 6.98 1.8994 0 2 2 4 49.63 6.39 1.8370 6 2 0 4 50.61 1.77 1.8034 7 1 1 8 51.43 12.71 1.7768 3 3 0 4 52.64 15.67 1.7386 6 0 2 4 53.02 19.94 1.7270 6 2 1 8 54.75 1.27 1.6767 3 3 1 8 60.32 12.89 1.5345 3 1 3 8 62.45 4.82 1.4872 6 2 2 8 63.28 10.77 1.4696 9 1 1 8 63.96 7.06 1.4556 0 2 3 4 64.01 11.44 1.4546 3 3 2 8 67.87 5.26 1.3810 0 4 1 4 71.90 1.89 1.3132 9 1 2 8 74.98 1.40 1.2666 0 0 4 2 76.64 1.86 1.2433 6 2 3 8 78.02 2.68 1.2247 9 3 0 4 80.15 1.08 1.1975 3 1 4 8 80.28 5.36 1.1958 6 4 1 8 80.33 2.08 1.1953 12 0 0 2 83.40 1.09 1.1588 0 2 4 4 85.46 3.42 1.1362 9 1 3 8 87.07 2.94 1.1192 6 0 4 4 87.33 1.41 1.1165 3 5 0 4 88.72 4.47 1.1026 9 3 2 8 89.64 1.91 1.0937 0 4 3 4 89.99 1.68 1.0904 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.