Pigeonite Alvaro M, Nestola F, Ballaran T B, Camara F, Domeneghetti M C, Tazzoli V American Mineralogist 95 (2010) 300-311 High-pressure phase transition of a natural pigeonite Locality: Parana, Brazil Note: P = 9.405 GPa _database_code_amcsd 0005013 CELL PARAMETERS: 9.3660 8.6820 4.9740 90.000 103.090 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 393.954 Density (g/cm3): 3.952 MAX. ABS. INTENSITY / VOLUME**2: 9.722458013 RIR: 0.801 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 14.08 2.30 6.2891 1 1 0 4 19.46 15.91 4.5613 2 0 0 2 21.33 4.76 4.1653 -1 1 1 4 24.89 14.46 3.5775 1 1 1 4 27.59 6.69 3.2330 0 2 1 4 28.38 62.26 3.1446 2 2 0 4 31.16 57.09 2.8699 3 1 0 4 31.40 98.02 2.8486 -2 2 1 4 32.46 2.46 2.7585 1 3 0 4 32.69 51.52 2.7393 -3 1 1 4 36.36 100.00 2.4710 -1 3 1 4 36.41 68.95 2.4676 2 2 1 4 37.11 62.77 2.4224 0 0 2 2 37.90 2.66 2.3736 -2 0 2 2 39.51 1.07 2.2807 4 0 0 2 39.78 18.19 2.2659 3 1 1 4 42.01 8.07 2.1507 1 1 2 4 42.75 5.16 2.1153 0 2 2 4 43.15 4.75 2.0964 3 3 0 4 43.43 4.50 2.0836 -3 1 2 4 43.45 8.58 2.0826 -2 2 2 4 44.32 50.45 2.0438 -3 3 1 4 44.89 3.17 2.0190 4 2 0 4 45.05 18.51 2.0124 -4 2 1 4 45.81 12.31 1.9808 0 4 1 4 46.24 26.16 1.9631 2 0 2 2 46.33 6.78 1.9599 2 4 0 4 48.21 18.26 1.8875 -4 0 2 2 48.27 6.24 1.8853 -1 3 2 4 50.03 6.63 1.8230 3 3 1 4 51.06 7.58 1.7887 2 2 2 4 51.16 5.87 1.7855 5 1 0 4 52.01 3.90 1.7584 2 4 1 4 52.48 1.68 1.7436 4 2 1 4 53.74 15.60 1.7058 1 5 0 4 54.55 2.19 1.6823 3 1 2 4 56.88 2.70 1.6188 -5 1 2 4 56.97 1.17 1.6165 0 4 2 4 58.08 1.40 1.5880 1 5 1 4 59.25 23.54 1.5595 -5 3 1 4 59.37 8.60 1.5568 -3 1 3 4 59.93 1.53 1.5434 5 3 0 4 60.19 17.27 1.5374 -2 2 3 4 60.93 9.15 1.5204 6 0 0 2 61.47 1.24 1.5085 1 1 3 4 61.50 13.38 1.5079 3 5 0 4 61.87 10.68 1.4996 4 0 2 2 62.41 1.53 1.4880 -3 5 1 4 63.56 1.22 1.4637 -6 2 1 4 63.94 5.52 1.4560 2 4 2 4 64.39 18.00 1.4470 0 6 0 2 64.57 16.47 1.4434 -6 0 2 2 64.88 37.63 1.4372 -1 3 3 4 65.18 2.39 1.4313 4 4 1 4 66.50 3.37 1.4061 -4 2 3 4 67.04 1.06 1.3960 3 5 1 4 67.08 43.46 1.3953 5 3 1 4 67.56 3.66 1.3865 0 6 1 4 68.51 1.22 1.3696 -6 2 2 4 68.62 10.52 1.3677 1 5 2 4 69.42 3.46 1.3538 1 3 3 4 69.46 6.05 1.3532 2 2 3 4 69.65 9.38 1.3500 -3 5 2 4 71.40 1.80 1.3212 -7 1 1 4 72.07 1.14 1.3105 -2 4 3 4 72.60 3.51 1.3022 6 2 1 4 73.03 2.96 1.2956 0 4 3 4 73.48 2.30 1.2888 7 1 0 4 75.38 5.84 1.2609 -7 1 2 4 76.70 1.82 1.2425 -2 0 4 2 76.72 7.65 1.2422 0 6 2 4 76.82 4.84 1.2408 -5 3 3 4 77.97 2.46 1.2254 -1 1 4 4 78.35 1.08 1.2204 -4 6 1 4 78.37 8.10 1.2201 3 5 2 4 78.95 2.80 1.2126 -3 1 4 4 79.06 1.75 1.2112 0 0 4 2 81.02 2.49 1.1868 -4 0 4 2 81.46 2.06 1.1815 7 1 1 4 82.47 2.03 1.1696 -3 5 3 4 82.88 1.19 1.1648 2 6 2 4 83.63 1.39 1.1563 1 1 4 4 84.34 1.35 1.1484 -4 6 2 4 84.66 1.86 1.1448 -4 2 4 4 85.07 2.30 1.1403 8 0 0 2 86.01 1.79 1.1303 -8 2 1 4 88.69 1.22 1.1029 8 2 0 4 89.13 2.02 1.0986 -8 2 2 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.