Actinolite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern for R060045 Evans B W, Yang H American Mineralogist 83 (1998) 458-475 Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient and high temperature Sample: C80, NMNH 168215, from Goose Creek Quarry, Leesburg, Virginia, in an alteration of hornblende, after heating at 700 C CELL PARAMETERS: 9.855000 18.06900 5.283000 90.00000 104.7900 90.00000 SPACE GROUP: C2/m X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 9.79 30.69 9.0386 0 2 0 10.50 84.86 8.4252 1 1 0 17.35 2.65 5.1088 0 0 1 17.41 6.12 5.0919 1 3 0 18.16 24.05 4.8845 -1 1 1 19.64 20.96 4.5193 0 4 0 19.96 1.65 4.4475 0 2 1 21.08 5.90 4.2126 2 2 0 22.02 1.49 4.0341 -2 0 1 22.28 3.50 3.9876 1 1 1 22.90 16.12 3.8809 -1 3 1 26.33 55.60 3.3831 1 3 1 27.19 35.11 3.2779 2 4 0 28.54 63.39 3.1264 3 1 0 28.69 1.26 3.1098 2 0 1 29.50 2.36 3.0267 -3 1 1 30.34 3.83 2.9443 -1 5 1 30.38 34.88 2.9406 2 2 1 31.85 11.73 2.8084 3 3 0 32.72 25.55 2.7355 -3 3 1 33.06 100.00 2.7083 1 5 1 34.54 38.68 2.5952 0 6 1 35.11 5.24 2.5544 0 0 2 35.36 60.75 2.5366 -2 0 2 36.53 1.49 2.4581 0 2 2 36.78 1.93 2.4422 -2 2 2 37.23 1.42 2.4139 -2 6 1 37.28 1.01 2.4106 3 1 1 37.69 6.76 2.3853 3 5 0 38.44 34.61 2.3402 -3 5 1 38.71 13.60 2.3247 -4 2 1 39.12 15.11 2.3014 -1 7 1 39.53 18.88 2.2784 -3 1 2 39.95 1.43 2.2555 3 3 1 40.77 6.29 2.2120 -2 4 2 41.33 4.75 2.1834 1 7 1 41.71 32.09 2.1639 2 6 1 42.08 3.82 2.1461 -3 3 2 42.35 2.82 2.1329 -1 5 2 44.28 17.33 2.0441 2 0 2 44.88 14.97 2.0181 3 5 1 44.91 10.74 2.0170 -4 0 2 45.24 5.17 2.0032 3 7 0 45.89 1.43 1.9763 -3 7 1 46.16 5.19 1.9653 1 9 0 46.83 3.25 1.9386 -3 5 2 47.10 1.64 1.9283 4 2 1 48.00 6.21 1.8940 5 1 0 48.39 3.26 1.8799 -4 6 1 48.73 8.59 1.8675 -1 9 1 48.87 2.69 1.8625 2 4 2 49.32 3.31 1.8466 -1 7 2 49.45 3.37 1.8419 -4 4 2 50.20 3.24 1.8160 5 3 0 50.45 2.58 1.8077 0 10 0 52.29 5.32 1.7484 -5 1 2 53.22 1.78 1.7199 -5 5 1 53.35 1.06 1.7162 -3 7 2 53.75 1.75 1.7042 0 10 1 54.24 1.02 1.6900 2 10 0 54.33 6.51 1.6873 -2 8 2 54.39 7.06 1.6857 -1 3 3 54.56 1.48 1.6808 -3 9 1 54.82 5.37 1.6735 0 2 3 55.63 25.32 1.6510 4 6 1 56.08 6.85 1.6389 4 8 0 56.81 12.73 1.6194 1 11 0 58.08 4.44 1.5871 6 0 0 58.39 22.30 1.5794 -1 5 3 59.07 1.10 1.5629 2 10 1 59.23 1.05 1.5589 -5 7 1 59.40 5.46 1.5549 4 0 2 60.25 10.69 1.5350 -6 0 2 60.93 4.13 1.5195 1 9 2 61.17 20.97 1.5142 -2 6 3 61.51 10.46 1.5064 0 12 0 61.59 2.39 1.5047 -4 8 2 61.69 5.47 1.5025 5 5 1 62.62 1.52 1.4825 0 6 3 63.11 2.10 1.4721 -2 10 2 63.19 3.36 1.4703 4 4 2 63.31 1.70 1.4679 2 2 3 63.41 1.04 1.4659 3 7 2 63.72 4.41 1.4594 3 11 0 64.01 2.83 1.4535 -6 4 2 64.09 3.05 1.4520 -1 7 3 64.24 1.14 1.4489 -3 11 1 64.71 29.12 1.4396 -6 6 1 64.70 1.38 1.4397 4 10 0 65.32 1.80 1.4275 -5 3 3 66.79 1.05 1.3996 6 2 1 68.73 11.43 1.3648 5 1 2 68.94 4.76 1.3612 -5 5 3 69.21 2.67 1.3565 7 1 0 70.08 7.26 1.3417 1 11 2 70.40 4.30 1.3365 -3 11 2 70.51 2.57 1.3347 5 3 2 70.55 5.34 1.3339 2 6 3 71.27 2.15 1.3223 -5 9 2 71.97 8.05 1.3111 -7 5 1 72.21 5.98 1.3073 -1 1 4 72.84 4.95 1.2976 0 12 2 72.99 13.54 1.2952 -2 12 2 73.10 1.20 1.2936 -3 9 3 73.87 1.96 1.2820 6 6 1 73.95 1.70 1.2807 -1 3 4 74.19 3.48 1.2772 0 0 4 74.26 1.08 1.2762 -3 3 4 74.80 5.06 1.2683 -4 0 4 77.15 1.03 1.2354 -7 7 1 77.44 1.01 1.2315 4 2 3 77.57 1.76 1.2298 -2 14 1 78.61 1.03 1.2162 6 0 2 79.87 8.68 1.2001 -5 11 2 80.66 2.30 1.1903 8 0 0 83.02 1.33 1.1623 -8 4 2 83.08 4.47 1.1617 2 0 4 83.58 1.06 1.1560 1 15 1 84.19 1.05 1.1491 4 6 3 84.23 1.44 1.1487 2 10 3 86.30 2.69 1.1264 7 9 0 86.62 1.04 1.1231 5 13 0 87.47 1.09 1.1143 5 3 3 87.60 1.82 1.1130 -6 4 4 88.12 1.10 1.1078 -7 7 3 88.58 1.16 1.1032 0 16 1 89.91 1.65 1.0903 3 1 4 89.91 1.65 1.0903 3 1 4 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.