Pigeonite Domeneghetti M C, Zema M, Tazzoli V American Mineralogist 90 (2005) 1816-1823 Kinetics of Fe2+-Mg order-disorder in P2_1/c pigeonite Locality: Parana, Brazil Sample: N.35, untreated _database_code_amcsd 0003962 CELL PARAMETERS: 9.7071 8.9435 5.2481 90.000 108.483 90.000 SPACE GROUP: P2_1/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 432.114 Density (g/cm3): 3.547 MAX. ABS. INTENSITY / VOLUME**2: 11.38085803 RIR: 1.045 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 13.80 2.10 6.4149 1 1 0 4 19.28 10.73 4.6032 2 0 0 2 20.02 12.35 4.4356 -1 1 1 4 20.42 3.65 4.3492 0 1 1 4 24.95 1.34 3.5691 1 1 1 4 26.49 1.59 3.3646 -1 2 1 4 26.80 16.73 3.3265 0 2 1 4 27.81 53.20 3.2075 2 2 0 4 29.61 100.00 3.0166 -2 2 1 4 30.65 42.59 2.9168 -3 1 1 4 30.80 45.63 2.9027 3 1 0 4 34.85 46.67 2.5747 -1 3 1 4 35.09 1.86 2.5575 0 3 1 4 36.09 50.33 2.4887 0 0 2 2 36.53 27.26 2.4600 2 2 1 4 37.34 4.42 2.4084 -2 3 1 4 38.02 3.13 2.3668 1 3 1 4 40.39 14.67 2.2329 3 1 1 4 40.43 3.52 2.2309 1 0 2 2 40.68 2.57 2.2178 -2 2 2 4 41.53 5.30 2.1746 0 2 2 4 41.73 8.22 2.1646 1 1 2 4 42.15 37.88 2.1439 -3 3 1 4 42.27 3.15 2.1383 3 3 0 4 42.78 7.63 2.1138 -4 2 1 4 43.85 1.89 2.0645 -3 2 2 4 44.26 3.76 2.0464 4 2 0 4 44.33 15.38 2.0432 -4 0 2 2 44.42 11.04 2.0395 0 4 1 4 45.08 5.29 2.0112 2 4 0 4 45.54 1.19 1.9919 -4 1 2 4 46.29 3.89 1.9615 -2 4 1 4 46.67 10.90 1.9463 2 0 2 2 48.72 1.58 1.8689 -4 3 1 4 50.00 3.10 1.8240 3 3 1 4 50.61 3.69 1.8035 5 1 0 4 51.14 1.92 1.7861 1 3 2 4 51.19 9.99 1.7846 2 2 2 4 51.30 1.91 1.7810 2 4 1 4 52.09 11.31 1.7559 1 5 0 4 52.96 2.86 1.7290 4 2 1 4 53.94 2.14 1.6999 -1 1 3 4 54.55 3.89 1.6823 -2 4 2 4 54.89 4.13 1.6726 -3 1 3 4 55.23 1.26 1.6632 0 4 2 4 55.37 4.58 1.6594 3 1 2 4 56.54 18.34 1.6277 -2 2 3 4 56.64 25.76 1.6251 -5 3 1 4 59.76 3.58 1.5475 -3 5 1 4 59.85 5.13 1.5454 3 5 0 4 59.96 6.73 1.5427 -6 0 2 2 60.32 5.96 1.5344 6 0 0 2 61.51 4.45 1.5076 -2 3 3 4 61.98 14.57 1.4972 -1 3 3 4 62.29 12.79 1.4906 0 6 0 2 62.85 2.38 1.4785 -3 3 3 4 62.91 1.15 1.4774 -1 5 2 4 63.12 5.40 1.4729 4 0 2 2 63.36 2.29 1.4680 2 4 2 4 63.82 3.32 1.4584 -6 2 2 4 64.11 1.60 1.4525 0 5 2 4 65.86 5.32 1.4182 -3 5 2 4 66.11 2.22 1.4133 3 5 1 4 67.07 1.85 1.3955 1 5 2 4 67.33 27.59 1.3907 5 3 1 4 68.10 3.15 1.3769 -2 4 3 4 68.22 4.95 1.3748 1 3 3 4 68.59 1.37 1.3683 -7 1 1 4 69.27 1.85 1.3564 2 2 3 4 69.44 1.79 1.3535 -7 0 2 2 70.35 6.53 1.3383 -7 1 2 4 70.70 4.73 1.3325 -5 3 3 4 70.71 1.44 1.3324 0 4 3 4 72.33 2.07 1.3064 -3 0 4 2 72.66 1.75 1.3012 7 1 0 4 73.20 1.18 1.2930 6 2 1 4 73.22 1.70 1.2926 -3 1 4 4 73.57 1.00 1.2874 -2 6 2 4 73.79 1.24 1.2841 3 1 3 4 73.85 1.77 1.2832 5 1 2 4 74.15 10.44 1.2788 0 6 2 4 74.27 4.34 1.2770 -4 0 4 2 75.62 1.33 1.2576 -2 2 4 4 76.08 1.20 1.2511 4 6 0 4 76.56 2.24 1.2443 0 0 4 2 77.38 1.55 1.2333 -3 5 3 4 77.78 7.03 1.2279 3 5 2 4 79.61 2.01 1.2042 -4 6 2 4 81.30 1.61 1.1834 2 6 2 4 82.25 1.19 1.1721 7 1 1 4 82.98 1.85 1.1637 -6 0 4 2 84.12 1.59 1.1508 8 0 0 2 89.66 1.45 1.0935 -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.