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 = 0.0001 GPa _database_code_amcsd 0005003 CELL PARAMETERS: 9.7490 8.9370 5.2460 90.000 108.490 90.000 SPACE GROUP: P2_1/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 433.473 Density (g/cm3): 3.592 MAX. ABS. INTENSITY / VOLUME**2: 11.89580475 RIR: 1.078 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 13.78 3.44 6.4258 1 1 0 4 19.20 13.15 4.6229 2 0 0 2 20.02 12.05 4.4355 -1 1 1 4 20.43 2.69 4.3470 0 1 1 4 24.93 1.50 3.5713 1 1 1 4 26.50 1.41 3.3635 -1 2 1 4 26.82 14.68 3.3245 0 2 1 4 27.77 53.33 3.2129 2 2 0 4 29.59 100.00 3.0193 -2 2 1 4 30.56 41.28 2.9256 -3 1 1 4 30.69 45.91 2.9135 3 1 0 4 34.86 47.48 2.5735 -1 3 1 4 35.11 1.64 2.5559 0 3 1 4 36.11 49.40 2.4876 0 0 2 2 36.48 26.86 2.4629 2 2 1 4 37.33 3.62 2.4091 -2 3 1 4 38.02 3.92 2.3664 1 3 1 4 40.29 14.24 2.2385 3 1 1 4 40.43 3.21 2.2312 1 0 2 2 40.68 2.55 2.2177 -2 2 2 4 41.55 5.70 2.1735 0 2 2 4 41.72 8.55 2.1647 1 1 2 4 42.09 38.40 2.1467 -3 3 1 4 42.19 3.06 2.1419 3 3 0 4 42.65 7.79 2.1200 -4 2 1 4 43.81 1.94 2.0662 -3 2 2 4 44.11 3.70 2.0530 4 2 0 4 44.23 14.97 2.0478 -4 0 2 2 44.45 10.15 2.0382 0 4 1 4 45.07 4.93 2.0116 2 4 0 4 45.44 1.13 1.9961 -4 1 2 4 46.29 3.81 1.9614 -2 4 1 4 46.63 10.91 1.9479 2 0 2 2 48.61 1.25 1.8729 -4 3 1 4 49.93 3.29 1.8266 3 3 1 4 50.39 3.49 1.8108 5 1 0 4 51.15 1.90 1.7858 1 3 2 4 51.16 9.25 1.7856 2 2 2 4 51.28 1.85 1.7815 2 4 1 4 52.12 11.79 1.7549 1 5 0 4 52.81 2.93 1.7334 4 2 1 4 53.97 1.92 1.6989 -1 1 3 4 54.57 3.71 1.6818 -2 4 2 4 54.88 3.99 1.6729 -3 1 3 4 55.26 1.26 1.6622 0 4 2 4 55.28 4.27 1.6617 3 1 2 4 56.47 25.75 1.6295 -5 3 1 4 56.56 17.56 1.6271 -2 2 3 4 59.73 6.64 1.5481 -6 0 2 2 59.74 3.47 1.5480 -3 5 1 4 59.81 4.80 1.5462 3 5 0 4 60.04 5.73 1.5410 6 0 0 2 61.54 3.90 1.5070 -2 3 3 4 62.02 14.35 1.4964 -1 3 3 4 62.34 12.16 1.4895 0 6 0 2 62.86 2.51 1.4785 -3 3 3 4 62.95 1.07 1.4765 -1 5 2 4 62.98 5.60 1.4759 4 0 2 2 63.34 2.23 1.4683 2 4 2 4 63.61 3.11 1.4628 -6 2 2 4 64.16 1.37 1.4516 0 5 2 4 65.85 5.19 1.4182 -3 5 2 4 66.07 2.25 1.4141 3 5 1 4 67.10 1.90 1.3950 1 5 2 4 67.14 26.26 1.3942 5 3 1 4 68.13 2.92 1.3762 -2 4 3 4 68.23 4.67 1.3745 1 3 3 4 68.25 1.30 1.3741 -7 1 1 4 69.14 1.49 1.3586 -7 0 2 2 69.25 1.84 1.3568 2 2 3 4 70.05 6.28 1.3432 -7 1 2 4 70.60 4.55 1.3340 -5 3 3 4 70.75 1.21 1.3316 0 4 3 4 72.31 1.77 1.3066 7 1 0 4 72.35 1.80 1.3061 -3 0 4 2 72.93 1.25 1.2971 6 2 1 4 73.24 1.74 1.2924 -3 1 4 4 73.65 1.56 1.2862 5 1 2 4 73.72 1.16 1.2851 3 1 3 4 74.21 10.36 1.2779 0 6 2 4 74.25 4.14 1.2773 -4 0 4 2 75.66 1.22 1.2569 -2 2 4 4 76.01 1.28 1.2521 4 6 0 4 76.60 2.21 1.2438 0 0 4 2 77.40 1.45 1.2330 -3 5 3 4 77.74 6.98 1.2285 3 5 2 4 79.58 1.92 1.2046 -4 6 2 4 81.32 1.53 1.1832 2 6 2 4 81.89 1.05 1.1763 7 1 1 4 82.85 1.74 1.1652 -6 0 4 2 83.68 1.48 1.1557 8 0 0 2 89.33 1.34 1.0967 -8 2 3 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.