Fayalite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from single crystal data of R100104 Smyth J R American Mineralogist 60 (1975) 1092-1097 High temperature crystal chemistry of fayalite T = 600 deg C olivine _database_code_amcsd 0000482 CELL PARAMETERS: 4.8524 10.6070 6.1580 90.000 90.000 90.000 SPACE GROUP: Pbnm ATOM X Y Z OCCUPANCY ISO(B) Fe 0.00000 0.00000 0.00000 1.000 1.866 Fe 0.98660 0.28060 0.25000 1.000 1.649 Si 0.42950 0.09750 0.25000 1.000 1.107 O 0.76730 0.09360 0.25000 1.000 1.456 O 0.20940 0.45270 0.25000 1.000 1.265 O 0.29060 0.16280 0.04030 1.000 1.505 X-RAY WAVELENGTH: 1.541838 BOUNDS ON TWO THETA: 5.0 90.0 LIMITS IMPOSED ON THE INDICES ARE: +/- 4 +/- 9 +/- 5 MAX. ABS. INTENSITY / VOLUME**2: 19.71779662 The INTENSITY cut off value is 1.00 2-THETA INTENSITY D-SPACING H K L 16.72 9.41 5.3035 0 2 0 20.12 9.58 4.4126 1 1 0 22.12 9.82 4.0186 0 2 1 23.34 5.25 3.8113 1 0 1 24.82 63.55 3.5868 1 1 1 24.87 5.83 3.5800 1 2 0 28.85 3.51 3.0950 1 2 1 29.00 6.59 3.0790 0 0 2 31.30 96.46 2.8576 1 3 0 33.66 35.02 2.6628 0 2 2 33.80 10.24 2.6518 0 4 0 34.60 65.21 2.5921 1 3 1 35.55 100.00 2.5250 1 1 2 36.91 13.26 2.4355 0 4 1 37.05 15.46 2.4262 2 0 0 38.05 6.45 2.3651 2 1 0 38.57 11.70 2.3344 1 2 2 38.70 10.70 2.3270 1 4 0 40.87 6.72 2.2079 2 1 1 43.19 5.55 2.0945 1 3 2 43.58 1.83 2.0770 2 2 1 45.12 2.17 2.0093 0 4 2 46.73 2.48 1.9438 1 5 0 48.94 10.07 1.8611 1 1 3 49.15 5.86 1.8536 1 5 1 50.92 64.30 1.7934 2 2 2 51.02 20.29 1.7900 2 4 0 51.31 2.14 1.7807 1 2 3 53.30 11.01 1.7189 2 4 1 53.96 12.06 1.6992 0 6 1 55.09 13.65 1.6671 1 3 3 55.94 15.49 1.6436 1 5 2 56.71 6.51 1.6232 0 4 3 57.65 3.70 1.5990 3 1 0 59.75 5.03 1.5477 3 1 1 59.76 2.93 1.5475 2 4 2 59.77 1.14 1.5471 3 2 0 59.83 2.15 1.5459 2 5 1 60.10 17.66 1.5395 0 0 4 60.38 21.00 1.5331 0 6 2 63.22 4.85 1.4709 3 3 0 64.42 11.03 1.4464 1 7 0 65.21 6.20 1.4306 3 3 1 65.81 8.04 1.4190 3 1 2 66.22 1.24 1.4114 1 5 3 67.27 2.54 1.3918 2 6 1 67.79 5.45 1.3824 3 2 2 67.88 1.15 1.3809 3 4 0 69.33 10.41 1.3553 1 3 4 69.70 1.89 1.3491 2 4 3 69.80 2.12 1.3474 3 4 1 70.27 3.83 1.3395 0 6 3 70.77 1.90 1.3314 0 4 4 72.75 4.34 1.2999 2 0 4 73.00 3.59 1.2960 2 6 2 75.41 1.21 1.2605 2 5 3 78.91 3.08 1.2131 4 0 0 80.30 2.79 1.1956 3 3 3 81.02 5.45 1.1868 3 5 2 81.08 1.07 1.1860 2 7 2 82.20 1.39 1.1727 2 6 3 82.67 4.69 1.1672 2 4 4 83.00 1.64 1.1635 2 8 0 84.58 1.57 1.1457 3 4 3 84.80 1.33 1.1433 2 8 1 85.94 2.73 1.1310 1 3 5 86.77 1.39 1.1223 4 1 2 88.08 1.03 1.1090 3 1 4 88.40 3.32 1.1058 3 7 0 88.59 3.82 1.1039 4 2 2 88.67 1.66 1.1031 4 4 0 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.