Ferro-actinolite 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 _database_code_amcsd 0002000 CELL PARAMETERS: 9.9860 18.2960 5.3060 90.000 104.790 90.000 SPACE GROUP: C2/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 937.308 Density (g/cm3): 3.361 MAX. ABS. INTENSITY / VOLUME**2: 21.78914584 RIR: 2.111 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 9.67 6.98 9.1480 0 2 0 2 10.36 100.00 8.5391 1 1 0 4 18.05 9.12 4.9146 -1 1 1 4 18.38 2.82 4.8276 2 0 0 2 19.41 8.83 4.5740 0 4 0 2 19.84 1.77 4.4746 0 2 1 4 20.81 1.73 4.2695 2 2 0 4 22.72 5.03 3.9133 -1 3 1 4 26.12 19.02 3.4116 1 3 1 4 26.85 9.42 3.3203 2 4 0 4 28.15 35.43 3.1697 3 1 0 4 30.10 7.41 2.9687 2 2 1 4 31.43 4.71 2.8464 3 3 0 4 32.34 8.53 2.7681 -3 3 1 4 32.75 52.65 2.7347 1 5 1 4 34.15 2.64 2.6254 -1 1 2 4 34.21 21.67 2.6212 0 6 1 4 35.18 29.20 2.5510 -2 0 2 2 37.21 1.43 2.4166 3 5 0 4 37.25 2.35 2.4138 4 0 0 2 37.99 19.88 2.3682 -3 5 1 4 38.22 2.77 2.3547 -4 2 1 4 38.71 2.18 2.3262 -1 7 1 4 38.87 1.65 2.3168 1 1 2 4 39.24 11.44 2.2962 -3 1 2 4 40.49 1.32 2.2280 -2 4 2 4 40.90 3.13 2.2064 1 7 1 4 41.28 17.32 2.1871 2 6 1 4 41.74 1.48 2.1639 -3 3 2 4 44.00 9.31 2.0579 2 0 2 2 44.39 10.05 2.0406 3 5 1 4 44.49 6.10 2.0363 -4 0 2 2 44.66 1.43 2.0289 3 7 0 4 45.34 1.60 2.0000 -3 7 1 4 45.60 1.32 1.9893 1 9 0 4 47.78 3.56 1.9037 -4 6 1 4 48.19 2.17 1.8885 -1 9 1 4 49.84 1.80 1.8296 0 10 0 2 51.72 3.49 1.7676 -5 1 2 4 52.51 2.82 1.7426 -5 5 1 4 53.57 1.23 1.7109 2 10 0 4 53.84 2.78 1.7029 -2 8 2 4 54.16 2.57 1.6936 -1 3 3 4 54.60 1.06 1.6809 0 2 3 4 54.97 11.79 1.6704 4 6 1 4 55.34 2.59 1.6602 4 8 0 4 56.11 7.90 1.6391 1 11 0 4 57.25 2.84 1.6092 6 0 0 2 58.08 10.72 1.5882 -1 5 3 4 58.85 2.76 1.5693 4 0 2 2 59.51 4.76 1.5533 -6 0 2 2 59.98 1.26 1.5423 -3 5 3 4 60.36 1.09 1.5334 1 9 2 4 60.75 4.19 1.5247 0 12 0 2 60.78 8.78 1.5240 -2 6 3 4 60.92 3.41 1.5208 5 5 1 4 62.24 1.70 1.4915 0 6 3 4 62.47 1.32 1.4868 -2 10 2 4 62.58 1.04 1.4843 4 4 2 4 62.90 2.76 1.4776 3 11 0 4 62.92 1.06 1.4772 1 5 3 4 63.67 1.42 1.4615 -1 7 3 4 63.80 12.07 1.4588 -6 6 1 4 68.01 4.87 1.3785 5 1 2 4 68.18 1.75 1.3754 7 1 0 4 68.30 2.56 1.3733 -5 5 3 4 69.36 3.52 1.3548 1 11 2 4 69.61 2.93 1.3507 -3 11 2 4 70.05 2.90 1.3432 2 6 3 4 70.91 4.10 1.3290 -7 5 1 4 71.93 2.64 1.3126 -1 1 4 4 72.18 5.85 1.3087 -2 12 2 4 73.89 1.97 1.2826 0 0 4 2 74.37 2.51 1.2755 -4 0 4 2 78.85 4.15 1.2140 -5 11 2 4 79.40 1.25 1.2069 8 0 0 2 82.62 1.92 1.1678 2 0 4 2 89.66 1.17 1.0935 4 12 2 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.