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: KRA n4 Qm=0.565 from Kragero, Norway Note: Occupancies calculated assuming complete Fe/Mn disorder _database_code_amcsd 0003860 CELL PARAMETERS: 14.3250 5.7440 5.1130 90.000 90.000 90.000 SPACE GROUP: Pbcn X-RAY WAVELENGTH: 1.541838 Cell Volume: 420.712 Density (g/cm3): 5.462 MAX. ABS. INTENSITY / VOLUME**2: 120.1830204 RIR: 7.164 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 12.36 1.95 7.1625 2 0 0 2 24.12 2.70 3.6902 1 1 1 8 24.24 27.75 3.6719 3 1 0 4 24.86 1.41 3.5812 4 0 0 2 29.96 100.00 2.9825 3 1 1 8 31.14 8.63 2.8720 0 2 0 2 35.10 13.37 2.5565 0 0 2 2 35.86 14.92 2.5040 0 2 1 4 37.68 6.90 2.3875 6 0 0 2 40.00 2.82 2.2538 3 0 2 4 40.69 5.22 2.2176 3 2 1 8 43.12 8.19 2.0981 3 1 2 8 47.62 6.47 1.9096 0 2 2 4 49.66 5.92 1.8360 6 2 0 4 51.42 13.16 1.7771 3 3 0 4 52.44 16.12 1.7449 6 0 2 4 52.99 21.22 1.7279 6 2 1 8 59.83 13.03 1.5459 3 1 3 8 62.26 4.45 1.4912 6 2 2 8 63.30 10.95 1.4692 9 1 1 8 63.47 7.50 1.4657 0 2 3 4 63.78 11.83 1.4592 3 3 2 8 67.78 5.05 1.3825 0 4 1 4 71.76 2.06 1.3153 9 1 2 8 74.19 1.43 1.2782 0 0 4 2 76.22 2.10 1.2491 6 2 3 8 78.08 2.78 1.2240 9 3 0 4 79.38 1.17 1.2072 3 1 4 8 80.24 5.15 1.1964 6 4 1 8 80.45 2.14 1.1938 12 0 0 2 85.09 3.42 1.1401 9 1 3 8 86.33 2.96 1.1269 6 0 4 4 87.29 1.17 1.1169 3 5 0 4 88.58 4.66 1.1040 9 3 2 8 89.18 1.81 1.0982 0 4 3 4 89.90 2.08 1.0912 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.