Columbite-(Fe) Wenger M, Armbruster T, Geiger C A American Mineralogist 76 (1991) 1897-1904 Cation distribution in partially ordered columbite from the Kings Mountain pegmatite, North Carolina SAMPLE ncp1, T = 293 K _database_code_amcsd 0001436 CELL PARAMETERS: 14.2210 5.7270 5.1020 90.000 90.000 90.000 SPACE GROUP: Pbcn X-RAY WAVELENGTH: 1.541838 Cell Volume: 415.526 Density (g/cm3): 6.102 MAX. ABS. INTENSITY / VOLUME**2: 153.9693878 RIR: 8.217 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 12.45 1.54 7.1105 2 0 0 2 24.19 2.59 3.6798 1 1 1 8 24.38 30.96 3.6517 3 1 0 4 25.05 1.25 3.5552 4 0 0 2 30.09 100.00 2.9695 3 1 1 8 31.24 7.64 2.8635 0 2 0 2 35.18 14.70 2.5510 0 0 2 2 35.97 18.45 2.4971 0 2 1 4 37.96 8.00 2.3702 6 0 0 2 40.14 2.31 2.2464 3 0 2 4 40.85 4.37 2.2093 3 2 1 8 43.26 9.85 2.0913 3 1 2 8 47.75 5.65 1.9048 0 2 2 4 49.95 5.12 1.8258 6 2 0 4 51.62 14.04 1.7708 3 3 0 4 52.72 16.48 1.7364 6 0 2 4 53.29 22.95 1.7191 6 2 1 8 60.01 13.42 1.5417 3 1 3 8 60.81 1.17 1.5232 9 1 0 4 62.56 3.98 1.4847 6 2 2 8 63.64 8.16 1.4622 0 2 3 4 63.77 11.02 1.4595 9 1 1 8 64.01 12.80 1.4547 3 3 2 8 65.16 1.33 1.4318 0 4 0 2 68.01 4.85 1.3785 0 4 1 4 72.24 2.34 1.3078 9 1 2 8 74.37 1.58 1.2755 0 0 4 2 76.56 2.66 1.2445 6 2 3 8 78.59 2.97 1.2172 9 3 0 4 79.62 1.41 1.2042 3 1 4 8 80.62 4.97 1.1916 6 4 1 8 81.16 2.18 1.1851 12 0 0 2 85.60 3.53 1.1346 9 1 3 8 86.69 3.14 1.1232 6 0 4 4 88.52 1.26 1.1047 6 4 2 8 89.13 5.03 1.0986 9 3 2 8 89.47 1.79 1.0953 0 4 3 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.