Humboldtine Echigo T, Kimata M Physics and Chemistry of Minerals 35 (2008) 467-475 Single-crystal X-ray diffraction and spectroscopic studies on humboldtine and lindbergite: weak Jahn-Teller effect of Fe2+ ion Locality: synthetic _database_code_amcsd 0019940 CELL PARAMETERS: 12.0110 5.5570 9.9200 90.000 128.530 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 517.958 Density (g/cm3): 2.307 MAX. ABS. INTENSITY / VOLUME**2: 10.18224269 RIR: 1.437 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 18.45 25.08 4.8096 -1 1 1 4 18.48 100.00 4.8010 -2 0 2 2 18.55 6.12 4.7831 1 1 0 4 18.89 93.05 4.6980 2 0 0 2 22.92 31.44 3.8801 0 0 2 2 24.53 12.53 3.6284 -1 1 2 4 24.77 37.38 3.5944 1 1 1 4 28.17 2.17 3.1675 -3 1 1 4 29.76 79.68 3.0020 -4 0 2 2 32.22 3.33 2.7785 0 2 0 2 33.76 37.33 2.6547 -1 1 3 4 34.06 9.13 2.6325 1 1 2 4 34.28 27.13 2.6159 0 2 1 4 37.40 1.11 2.4048 -2 2 2 4 37.55 1.35 2.3952 -2 0 4 2 38.19 1.92 2.3565 2 0 2 2 38.32 1.11 2.3490 4 0 0 2 39.80 1.78 2.2647 -3 1 4 4 39.91 15.35 2.2590 0 2 2 4 40.56 4.78 2.2239 3 1 1 4 41.24 5.28 2.1889 -5 1 3 4 41.49 1.48 2.1764 -5 1 2 4 42.57 10.90 2.1235 -2 2 3 4 42.96 9.47 2.1053 2 2 1 4 44.33 2.70 2.0433 -5 1 4 4 44.48 5.20 2.0368 -1 1 4 4 44.81 14.72 2.0227 1 1 3 4 45.03 8.92 2.0132 -5 1 1 4 45.84 2.94 1.9796 -4 2 3 4 46.20 2.93 1.9648 -4 2 1 4 46.61 15.08 1.9485 -6 0 4 2 46.83 2.17 1.9401 0 0 4 2 47.15 15.39 1.9275 -6 0 2 2 48.06 19.13 1.8933 0 2 3 4 49.34 3.72 1.8469 -3 1 5 4 50.20 12.63 1.8174 1 3 0 4 50.23 2.78 1.8165 -4 2 4 4 50.24 1.30 1.8159 3 1 2 4 50.27 9.81 1.8151 -5 1 5 4 50.29 2.98 1.8142 -2 2 4 4 50.80 2.50 1.7972 2 2 2 4 50.90 2.73 1.7938 4 2 0 4 51.32 2.76 1.7802 5 1 0 4 53.00 4.03 1.7277 -1 3 2 4 54.88 2.91 1.6730 -3 3 2 4 56.21 5.74 1.6365 -1 1 5 4 56.56 1.38 1.6271 1 1 4 4 56.68 1.94 1.6239 -6 2 3 4 57.09 4.81 1.6134 -4 2 5 4 57.79 1.66 1.5953 -6 2 4 4 57.98 2.05 1.5907 0 2 4 4 58.02 5.16 1.5897 4 2 1 4 58.26 1.44 1.5837 -6 2 2 4 58.42 1.72 1.5796 -5 1 6 4 58.72 1.81 1.5723 -7 1 5 4 59.76 6.14 1.5475 5 1 1 4 59.88 1.30 1.5447 -2 2 5 4 61.32 1.23 1.5118 3 1 3 4 61.36 1.61 1.5109 -2 0 6 2 61.50 5.93 1.5078 -6 2 5 4 61.81 3.80 1.5010 -8 0 4 2 62.10 1.12 1.4946 2 0 4 2 62.39 5.41 1.4884 -6 2 1 4 63.82 5.54 1.4584 -5 3 2 4 64.90 2.21 1.4368 -7 1 1 4 65.96 1.94 1.4162 -5 3 4 4 66.07 1.27 1.4140 -1 3 4 4 67.55 1.98 1.3868 -6 2 6 4 68.37 2.46 1.3720 -5 1 7 4 68.63 4.00 1.3675 0 4 1 4 68.82 1.82 1.3642 6 2 0 4 69.33 1.36 1.3555 1 1 5 4 69.44 2.07 1.3535 -2 4 1 4 70.74 2.30 1.3317 -7 1 7 4 73.18 2.22 1.2934 0 0 6 2 75.69 1.27 1.2565 -6 2 7 4 75.93 2.24 1.2531 1 3 4 4 76.42 1.20 1.2463 -4 4 3 4 76.69 1.29 1.2426 -4 4 1 4 77.31 1.19 1.2343 6 2 1 4 78.89 1.05 1.2134 6 0 2 2 81.80 1.10 1.1774 5 1 3 4 84.99 1.02 1.1412 -6 -4 3 4 87.05 2.74 1.1194 -1 3 6 4 88.00 1.66 1.1098 5 3 2 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.