Pigeonite Clark J R, Ross M, Appleman D E American Mineralogist 56 (1971) 888-908 Crystal chemistry of a lunar pigeonite class b data refinement _database_code_amcsd 0000248 CELL PARAMETERS: 9.6780 8.9050 5.2270 90.000 108.710 90.000 SPACE GROUP: P2_1/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 426.671 Density (g/cm3): 3.577 MAX. ABS. INTENSITY / VOLUME**2: 11.97339693 RIR: 1.090 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 13.86 6.51 6.3873 1 1 0 4 19.37 10.39 4.5833 2 0 0 2 19.94 1.26 4.4525 0 2 0 2 20.09 5.63 4.4205 -1 1 1 4 20.53 4.91 4.3270 0 1 1 4 26.59 2.18 3.3519 -1 2 1 4 26.93 13.79 3.3106 0 2 1 4 27.94 44.02 3.1936 2 2 0 4 29.71 100.00 3.0073 -2 2 1 4 30.62 1.11 2.9200 1 2 1 4 30.73 31.62 2.9098 -3 1 1 4 30.94 52.39 2.8901 3 1 0 4 34.36 1.26 2.6098 -1 0 2 2 34.99 44.31 2.5645 -1 3 1 4 35.25 2.86 2.5458 0 3 1 4 36.29 47.97 2.4754 0 0 2 2 36.74 25.30 2.4462 2 2 1 4 37.47 6.61 2.3999 -2 3 1 4 38.22 3.54 2.3549 1 3 1 4 40.64 9.94 2.2199 3 1 1 4 40.69 5.10 2.2175 1 0 2 2 40.83 1.56 2.2103 -2 2 2 4 41.75 2.44 2.1635 0 2 2 4 41.99 8.04 2.1517 1 1 2 4 42.29 38.84 2.1369 -3 3 1 4 42.46 1.79 2.1291 3 3 0 4 42.91 7.75 2.1077 -4 2 1 4 43.98 2.32 2.0588 -3 2 2 4 44.43 13.88 2.0390 -4 0 2 2 44.46 2.64 2.0376 4 2 0 4 44.63 7.22 2.0304 0 4 1 4 45.28 4.23 2.0025 2 4 0 4 45.64 1.83 1.9876 -4 1 2 4 46.47 5.64 1.9540 -2 4 1 4 46.98 10.84 1.9340 2 0 2 2 48.89 2.29 1.8629 -4 3 1 4 50.29 3.11 1.8142 3 3 1 4 50.85 2.75 1.7957 5 1 0 4 51.44 1.22 1.7765 1 3 2 4 51.52 8.40 1.7739 2 2 2 4 51.54 1.26 1.7731 -5 2 1 4 51.58 2.80 1.7721 2 4 1 4 52.33 10.60 1.7483 1 5 0 4 53.27 3.38 1.7195 4 2 1 4 54.21 1.48 1.6920 -1 1 3 4 54.77 2.77 1.6760 -2 4 2 4 54.78 1.16 1.6759 0 5 1 4 55.08 2.76 1.6674 -3 1 3 4 55.52 1.27 1.6553 0 4 2 4 55.74 5.96 1.6490 3 1 2 4 55.91 1.06 1.6444 -5 2 2 4 56.78 17.97 1.6213 -2 2 3 4 56.84 26.12 1.6198 -5 3 1 4 60.01 3.33 1.5416 -3 5 1 4 60.11 6.80 1.5394 -6 0 2 2 60.14 5.31 1.5387 3 5 0 4 60.61 6.21 1.5278 6 0 0 2 61.78 7.10 1.5016 -2 3 3 4 62.30 13.88 1.4904 -1 3 3 4 62.59 14.44 1.4842 0 6 0 2 63.09 1.97 1.4735 -3 3 3 4 63.21 1.28 1.4711 -1 5 2 4 63.56 4.77 1.4638 4 0 2 2 63.74 1.70 1.4600 2 4 2 4 64.00 2.41 1.4549 -6 2 2 4 64.45 2.23 1.4457 0 5 2 4 66.12 4.39 1.4132 -3 5 2 4 66.30 1.24 1.4098 -5 2 3 4 66.48 1.93 1.4064 3 5 1 4 67.45 1.79 1.3886 1 5 2 4 67.73 28.31 1.3834 5 3 1 4 68.41 3.91 1.3713 -2 4 3 4 68.65 5.97 1.3672 1 3 3 4 69.63 2.74 1.3503 -7 0 2 2 69.75 1.61 1.3483 2 2 3 4 70.54 6.47 1.3351 -7 1 2 4 70.91 4.29 1.3290 -5 3 3 4 71.11 1.29 1.3257 0 4 3 4 72.64 2.76 1.3016 -3 0 4 2 73.03 2.03 1.2956 7 1 0 4 73.33 1.17 1.2911 -2 1 4 4 73.54 1.32 1.2879 -3 1 4 4 73.65 1.05 1.2862 6 2 1 4 74.37 1.53 1.2755 5 1 2 4 74.54 4.11 1.2731 -4 0 4 2 74.55 10.38 1.2729 0 6 2 4 76.46 1.21 1.2457 4 6 0 4 77.05 1.69 1.2377 0 0 4 2 77.72 1.68 1.2287 -3 5 3 4 77.93 1.05 1.2259 0 1 4 4 78.28 6.91 1.2213 3 5 2 4 79.95 2.55 1.2000 -4 6 2 4 81.57 1.41 1.1801 -5 2 4 4 81.80 2.10 1.1774 2 6 2 4 82.78 1.08 1.1660 7 1 1 4 83.07 1.15 1.1626 -8 2 1 4 83.22 1.33 1.1610 -6 0 4 2 84.57 1.51 1.1458 8 0 0 2 89.91 1.46 1.0911 -8 2 3 4 89.92 1.06 1.0910 -7 0 4 2 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.