Pearceite Bindi L, Evain M, Menchetti S The Canadian Mineralogist 45 (2007) 321-333 Complex twinning, polytypism and disorder phenomena in the crystal structures of antimonpearceite and arsenpolybasite Locality: Freiberg, Germany Sample: 222 Note: mineral name has been changed from arsenpolybasite Note: This is type pearceite-M2a2b2c _database_code_amcsd 0006142 CELL PARAMETERS: 26.0360 15.0319 24.0420 90.000 90.000 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 9409.331 Density (g/cm3): 6.169 MAX. ABS. INTENSITY / VOLUME**2: 40.09514163 RIR: 2.116 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 7.35 37.07 12.0210 0 0 2 2 13.60 7.39 6.5090 2 2 0 4 13.60 4.11 6.5090 4 0 0 2 13.90 1.35 6.3728 3 1 2 4 13.90 1.42 6.3728 -3 1 2 4 14.74 6.90 6.0105 0 0 4 2 15.48 3.63 5.7238 -2 2 2 4 15.48 1.77 5.7238 4 0 2 2 19.49 2.49 4.5537 1 3 2 4 19.49 2.17 4.5537 -5 1 2 4 20.11 3.18 4.4158 2 2 4 4 20.11 2.14 4.4158 -4 0 4 2 23.68 1.47 3.7580 0 4 0 2 23.68 2.69 3.7580 6 2 0 4 24.66 3.36 3.6105 5 3 0 4 24.66 3.24 3.6105 7 1 0 4 24.94 1.81 3.5705 -5 3 1 4 25.76 1.89 3.4579 -2 4 2 4 25.76 1.13 3.4579 7 1 2 4 27.09 1.46 3.2919 2 4 3 4 27.09 1.32 3.2919 -5 3 3 4 27.09 1.62 3.2919 7 1 3 4 27.40 5.44 3.2545 4 4 0 4 27.40 2.11 3.2545 8 0 0 2 28.00 3.57 3.1864 0 4 4 4 28.00 3.14 3.1864 -6 2 4 4 28.00 3.43 3.1864 6 2 4 4 28.41 42.06 3.1414 -4 4 2 4 28.41 13.34 3.1414 4 4 2 4 28.41 7.28 3.1414 -8 0 2 2 28.41 21.14 3.1414 8 0 2 2 28.85 1.10 3.0951 -2 4 4 4 29.73 100.00 3.0052 0 0 8 2 30.15 6.53 2.9638 8 2 1 4 30.85 13.56 2.8984 -1 5 2 4 30.85 2.64 2.8984 1 5 2 4 30.85 13.89 2.8984 -7 3 2 4 30.85 3.59 2.8984 7 3 2 4 31.25 10.52 2.8619 4 4 4 4 31.25 37.74 2.8619 -4 4 4 4 31.25 20.40 2.8619 8 0 4 2 31.25 5.42 2.8619 -8 0 4 2 31.49 2.52 2.8408 3 5 0 4 31.49 3.45 2.8408 9 1 0 4 31.72 1.88 2.8211 -6 4 1 4 31.98 6.80 2.7985 -8 2 3 4 31.98 10.20 2.7985 8 2 3 4 32.38 1.83 2.7646 3 5 2 4 32.38 5.02 2.7646 -3 5 2 4 32.38 5.68 2.7646 9 1 2 4 33.47 3.20 2.6775 -6 4 3 4 33.47 1.49 2.6775 6 4 3 4 33.47 1.00 2.6775 9 1 3 4 33.51 13.06 2.6746 1 5 4 4 33.51 11.49 2.6746 -1 5 4 4 33.51 12.81 2.6746 -7 3 4 4 33.51 13.77 2.6746 7 3 4 4 34.93 1.49 2.5683 3 5 4 4 34.93 1.77 2.5683 -3 5 4 4 34.93 1.22 2.5683 9 1 4 4 34.93 1.42 2.5683 -9 1 4 4 35.38 8.35 2.5370 -8 2 5 4 35.38 4.51 2.5370 8 2 5 4 35.54 19.24 2.5262 4 4 6 4 35.54 21.47 2.5262 -4 4 6 4 35.54 8.09 2.5262 -8 0 6 2 35.54 10.71 2.5262 8 0 6 2 35.84 1.45 2.5053 0 6 0 2 35.84 5.34 2.5053 9 3 0 4 36.04 1.56 2.4918 0 6 1 4 36.04 1.73 2.4918 9 3 1 4 36.04 1.39 2.4918 -9 3 1 4 36.64 1.06 2.4526 0 6 2 4 36.64 2.04 2.4526 9 3 2 4 36.64 1.84 2.4526 -9 3 2 4 36.75 1.91 2.4458 -6 4 5 4 36.75 2.73 2.4458 6 4 5 4 36.75 1.09 2.4458 -9 1 5 4 37.31 9.79 2.4102 -2 6 2 4 37.31 10.09 2.4102 -8 4 2 4 37.31 10.42 2.4102 10 2 2 4 37.56 9.63 2.3946 1 5 6 4 37.56 8.68 2.3946 7 3 6 4 38.35 7.26 2.3471 0 4 8 4 38.35 5.17 2.3470 -6 2 8 4 38.35 6.51 2.3470 6 2 8 4 38.86 4.84 2.3175 3 5 6 4 38.86 1.16 2.3175 -3 5 6 4 38.86 5.24 2.3175 -9 1 6 4 38.99 1.73 2.3098 5 3 8 4 38.99 1.07 2.3098 -7 1 8 4 38.99 1.06 2.3098 7 1 8 4 39.35 1.51 2.2899 3 1 10 4 39.35 1.33 2.2899 -3 1 10 4 39.98 2.34 2.2553 2 2 10 4 39.98 2.18 2.2553 -2 2 10 4 39.98 1.25 2.2553 4 0 10 2 39.98 1.01 2.2553 -4 0 10 2 40.01 4.63 2.2537 -8 2 7 4 40.87 16.62 2.2079 4 4 8 4 40.87 6.26 2.2079 -4 4 8 4 40.87 8.64 2.2079 -8 0 8 2 40.87 2.37 2.2079 8 0 8 2 41.24 1.10 2.1890 6 4 7 4 41.82 1.44 2.1601 1 3 10 4 42.33 1.77 2.1352 -6 6 2 4 42.33 1.35 2.1352 6 6 2 4 42.40 1.40 2.1317 10 4 1 4 42.68 1.61 2.1184 1 5 8 4 42.68 1.24 2.1184 -7 3 8 4 42.68 1.56 2.1184 7 3 8 4 42.92 3.33 2.1070 1 7 2 4 42.92 2.98 2.1070 -11 3 2 4 43.15 4.28 2.0965 2 6 6 4 43.15 3.49 2.0965 8 4 6 4 43.15 3.48 2.0965 -10 2 6 4 43.85 1.05 2.0644 9 1 8 4 43.85 1.16 2.0644 -9 1 8 4 44.39 3.44 2.0408 6 6 4 4 44.39 1.53 2.0408 -12 0 4 2 44.75 3.83 2.0252 0 4 10 4 44.75 4.10 2.0252 -6 2 10 4 44.75 3.47 2.0252 6 2 10 4 46.09 1.16 1.9695 -3 7 4 4 46.09 1.32 1.9695 -9 5 4 4 46.99 7.41 1.9338 -4 4 10 4 46.99 4.22 1.9338 8 0 10 2 47.48 1.76 1.9148 -2 2 12 4 47.48 1.15 1.9148 4 0 12 2 47.66 1.56 1.9079 6 6 6 4 48.21 1.29 1.8878 -1 7 6 4 48.21 1.62 1.8878 11 3 6 4 48.45 11.87 1.8790 0 8 0 2 48.45 20.67 1.8790 12 4 0 4 48.62 1.48 1.8728 -1 5 10 4 48.62 1.45 1.8728 -7 3 10 4 48.98 1.02 1.8597 11 5 0 4 49.07 2.11 1.8564 0 8 2 4 49.07 2.21 1.8564 -12 4 2 4 49.07 2.29 1.8564 12 4 2 4 49.68 1.32 1.8352 -3 5 10 4 49.68 1.50 1.8352 9 1 10 4 51.84 1.05 1.7638 8 2 11 4 51.98 1.13 1.7591 6 6 8 4 53.70 1.53 1.7068 -9 7 2 4 53.70 1.51 1.7068 15 1 2 4 53.73 6.66 1.7061 -4 4 12 4 53.73 3.44 1.7061 8 0 12 2 53.89 2.54 1.7012 0 8 6 4 53.89 2.54 1.7012 -12 4 6 4 53.89 2.83 1.7012 12 4 6 4 55.21 1.47 1.6638 1 5 12 4 55.21 1.22 1.6638 -1 5 12 4 55.21 1.29 1.6638 -7 3 12 4 55.21 1.51 1.6638 7 3 12 4 57.12 1.48 1.6125 8 8 2 4 57.12 1.26 1.6125 -16 0 2 2 57.88 3.03 1.5932 0 8 8 4 57.88 2.65 1.5932 -12 4 8 4 57.88 2.57 1.5932 12 4 8 4 58.25 1.18 1.5839 -9 7 6 4 58.79 3.85 1.5707 8 8 4 4 58.79 1.33 1.5707 -16 0 4 2 61.01 5.38 1.5188 4 4 14 4 61.01 2.15 1.5188 -4 4 14 4 61.01 1.07 1.5188 8 0 14 2 61.01 2.28 1.5188 -8 0 14 2 61.51 2.11 1.5077 8 8 6 4 61.73 3.37 1.5026 0 0 16 2 62.37 1.22 1.4887 1 5 14 4 62.76 1.07 1.4805 0 8 10 4 62.76 1.18 1.4805 -12 4 10 4 62.76 1.36 1.4805 12 4 10 4 65.20 2.45 1.4309 -8 8 8 4 65.20 1.34 1.4309 8 8 8 4 65.20 1.11 1.4309 16 0 8 2 68.82 1.59 1.3642 4 4 16 4 75.23 2.00 1.2631 8 8 12 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.