Polybasite Evain M, Bindi L, Menchetti S Acta Crystallographica B62 (2006) 447-456 Structural compexity in minerals: twinning, polytypism and disorder in the crystal structure of polybasite, (Ag,Cu)16(Sb,As)2S11 Sample: T = 120 K Sample: polytype 221 Note: used to be called polybasite-221, now called polybasite-T2ac Locality: Hidalgo, Mexico _database_code_amcsd 0009938 CELL PARAMETERS: 15.0954 15.0954 11.8825 90.000 90.000 120.000 SPACE GROUP: P321 X-RAY WAVELENGTH: 1.541838 Cell Volume: 2344.918 Density (g/cm3): 6.391 MAX. ABS. INTENSITY / VOLUME**2: 41.50341497 RIR: 2.115 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 7.44 17.24 11.8825 0 0 1 2 13.55 7.86 6.5365 2 0 0 6 13.90 4.45 6.3711 1 1 1 6 14.91 10.38 5.9412 0 0 2 2 15.47 1.62 5.7272 0 2 1 6 15.47 6.05 5.7272 2 0 1 6 19.46 7.33 4.5624 1 2 1 6 23.42 1.23 3.7990 2 1 2 6 24.55 10.64 3.6258 3 1 0 6 24.75 5.45 3.5968 2 2 1 6 25.40 1.46 3.5072 1 1 3 6 25.69 1.41 3.4679 1 3 1 6 25.69 7.13 3.4679 3 1 1 6 26.31 3.41 3.3875 0 2 3 6 26.31 3.02 3.3875 2 0 3 6 27.29 12.62 3.2682 4 0 0 6 28.01 19.47 3.1855 2 2 2 6 28.32 23.27 3.1512 0 4 1 6 28.32 72.99 3.1512 4 0 1 6 28.85 6.16 3.0950 1 3 2 6 28.85 4.76 3.0950 3 1 2 6 29.79 2.17 2.9992 3 2 0 6 30.08 100.00 2.9706 0 0 4 2 30.75 9.35 2.9080 2 3 1 6 30.75 45.45 2.9080 3 2 1 6 30.87 1.52 2.8968 0 1 4 6 31.24 16.91 2.8636 0 4 2 6 31.24 70.60 2.8636 4 0 2 6 31.36 9.40 2.8528 4 1 0 6 32.27 4.06 2.7739 1 4 1 6 32.27 14.09 2.7739 4 1 1 6 33.12 3.50 2.7044 0 2 4 6 33.12 3.80 2.7044 2 0 4 6 33.47 40.16 2.6774 2 3 2 6 33.47 36.14 2.6774 3 2 2 6 33.51 1.48 2.6744 1 3 3 6 34.89 8.45 2.5717 1 4 2 6 34.89 10.99 2.5717 4 1 2 6 35.25 2.25 2.5459 1 2 4 6 35.25 2.00 2.5459 2 1 4 6 35.61 33.85 2.5209 0 4 3 6 35.61 45.32 2.5209 4 0 3 6 35.69 8.77 2.5159 3 3 0 3 36.51 9.75 2.4613 3 3 1 6 37.17 3.92 2.4188 2 4 1 6 37.17 40.43 2.4188 4 2 1 6 37.62 30.55 2.3910 2 3 3 6 37.62 1.34 2.3910 3 2 3 6 38.57 17.71 2.3342 2 2 4 6 38.91 15.45 2.3148 1 4 3 6 38.91 4.31 2.3148 4 1 3 6 39.11 3.21 2.3034 1 5 1 6 39.20 3.93 2.2979 1 3 4 6 39.20 3.51 2.2979 3 1 4 6 39.77 5.53 2.2668 1 1 5 6 40.38 4.83 2.2335 0 2 5 6 40.38 1.56 2.2335 2 0 5 6 41.06 29.00 2.1983 0 4 4 6 41.06 10.20 2.1983 4 0 4 6 41.35 1.48 2.1836 5 1 2 6 41.44 1.90 2.1788 6 0 0 6 42.04 4.49 2.1492 4 3 0 6 42.17 2.63 2.1431 6 0 1 6 42.20 5.05 2.1417 1 2 5 6 42.57 1.25 2.1237 3 3 3 6 42.76 9.55 2.1149 3 4 1 6 42.76 2.24 2.1149 4 3 1 6 42.85 7.07 2.1106 2 3 4 6 42.85 2.91 2.1106 3 2 4 6 43.16 9.94 2.0962 2 4 3 6 44.01 3.89 2.0576 1 4 4 6 44.01 3.42 2.0576 4 1 4 6 44.28 10.01 2.0456 0 6 2 6 44.88 1.30 2.0198 1 5 3 6 45.08 17.50 2.0110 2 2 5 6 45.64 3.08 1.9876 3 1 5 6 45.82 1.46 1.9804 0 0 6 2 45.97 2.27 1.9744 2 5 2 6 45.97 3.92 1.9744 5 2 2 6 47.29 8.50 1.9221 4 0 5 6 47.35 2.99 1.9199 3 3 4 6 47.63 3.55 1.9091 0 6 3 6 47.89 3.75 1.8995 2 4 4 6 47.89 4.78 1.8995 4 2 4 6 48.00 5.75 1.8953 2 0 6 6 48.17 4.83 1.8890 4 3 3 6 48.23 43.18 1.8869 4 4 0 3 48.76 1.67 1.8676 5 3 0 6 48.87 9.99 1.8636 4 4 1 6 48.90 1.74 1.8626 2 3 5 6 48.90 6.71 1.8626 3 2 5 6 49.40 2.42 1.8449 3 5 1 6 49.40 1.50 1.8449 5 3 1 6 49.40 1.45 1.8449 7 0 1 6 49.59 1.21 1.8383 1 2 6 6 49.95 4.13 1.8259 4 1 5 6 50.33 1.87 1.8129 6 2 0 6 50.96 2.03 1.7922 2 6 1 6 50.96 2.72 1.7922 6 2 1 6 51.28 1.18 1.7816 5 3 2 6 51.31 1.19 1.7808 1 6 3 6 52.05 2.06 1.7569 0 6 4 6 52.56 1.88 1.7413 3 4 4 6 52.56 1.74 1.7413 4 3 4 6 52.66 1.84 1.7381 1 3 6 6 52.80 3.73 1.7340 2 6 2 6 52.80 2.51 1.7340 6 2 2 6 52.87 4.41 1.7316 7 1 0 6 53.00 4.30 1.7276 3 3 5 6 53.48 2.54 1.7135 1 7 1 6 53.48 6.72 1.7135 7 1 1 6 53.50 4.99 1.7127 4 2 5 6 53.82 8.86 1.7035 4 4 3 6 54.15 10.00 1.6937 4 0 6 6 54.31 1.37 1.6892 3 5 3 6 54.31 2.42 1.6892 5 3 3 6 55.26 1.21 1.6624 1 7 2 6 55.26 1.28 1.6624 7 1 2 6 55.48 1.70 1.6561 1 1 7 6 55.61 5.26 1.6526 2 3 6 6 55.61 4.54 1.6526 3 2 6 6 55.77 1.16 1.6484 2 6 3 6 55.97 1.62 1.6430 0 2 7 6 56.30 1.92 1.6341 8 0 0 6 56.57 3.00 1.6268 4 1 6 6 56.88 3.83 1.6189 0 8 1 6 56.88 1.29 1.6189 8 0 1 6 57.37 1.69 1.6060 0 6 5 6 57.85 1.00 1.5940 3 4 5 6 57.85 1.17 1.5940 4 3 5 6 57.90 10.29 1.5928 4 4 4 6 58.12 1.34 1.5872 3 6 2 6 58.14 2.40 1.5866 1 7 3 6 58.14 4.09 1.5866 7 1 3 6 58.59 8.22 1.5756 0 8 2 6 58.59 1.45 1.5756 8 0 2 6 58.78 1.10 1.5708 2 5 5 6 59.76 3.83 1.5475 6 2 4 6 59.85 3.24 1.5452 4 2 6 6 60.51 1.59 1.5301 8 1 0 6 61.06 3.26 1.5175 1 8 1 6 61.37 4.37 1.5106 0 8 3 6 61.37 2.01 1.5106 8 0 3 6 61.42 1.18 1.5095 5 5 0 3 61.56 7.69 1.5064 0 4 7 6 61.56 4.52 1.5064 4 0 7 6 61.97 2.06 1.4975 5 5 1 6 62.04 3.53 1.4960 1 7 4 6 62.04 1.37 1.4960 7 1 4 6 62.42 3.50 1.4878 6 4 1 6 62.53 3.00 1.4853 0 0 8 2 62.70 1.99 1.4817 8 1 2 6 62.70 2.47 1.4817 1 8 2 6 62.89 4.39 1.4778 4 4 5 6 62.91 4.30 1.4773 2 3 7 6 63.22 1.13 1.4708 7 3 0 6 63.48 1.25 1.4655 0 6 6 6 63.76 2.17 1.4597 3 7 1 6 63.80 1.70 1.4588 1 4 7 6 63.80 1.70 1.4588 4 1 7 6 64.04 1.22 1.4540 6 4 2 6 64.32 1.48 1.4484 0 2 8 6 65.15 2.27 1.4318 0 8 4 6 65.15 5.22 1.4318 8 0 4 6 65.38 2.38 1.4273 8 1 3 6 66.69 2.92 1.4024 4 6 3 6 66.85 1.29 1.3995 1 7 5 6 66.85 1.05 1.3995 7 1 5 6 67.54 1.19 1.3870 8 2 2 6 67.81 1.93 1.3821 2 2 8 6 68.98 2.90 1.3614 5 6 1 6 69.05 1.60 1.3602 8 1 4 6 69.52 1.87 1.3522 0 4 8 6 70.12 1.35 1.3420 8 2 3 6 70.30 1.94 1.3391 0 6 7 6 70.32 1.10 1.3387 4 6 4 6 70.79 3.10 1.3310 2 3 8 6 71.59 2.05 1.3181 7 3 4 6 73.06 1.91 1.2951 6 5 3 6 73.12 1.36 1.2941 0 2 9 6 73.24 1.40 1.2925 1 6 7 6 73.63 1.59 1.2865 1 8 5 6 74.29 1.34 1.2768 0 10 2 6 74.37 1.11 1.2755 1 2 9 6 74.55 2.04 1.2730 2 4 8 6 74.87 3.27 1.2682 6 4 5 6 74.87 2.69 1.2682 4 6 5 6 75.41 3.53 1.2604 0 8 6 6 76.00 1.18 1.2522 7 5 0 6 76.11 1.81 1.2507 3 7 5 6 76.56 1.52 1.2444 6 5 4 6 77.72 4.15 1.2287 8 4 1 6 77.98 1.35 1.2252 5 7 2 6 78.15 2.52 1.2230 8 2 5 6 78.99 1.12 1.2122 7 1 7 6 79.09 1.19 1.2108 1 8 6 6 79.20 3.48 1.2094 8 4 2 6 80.90 1.26 1.1882 0 0 10 2 80.99 2.37 1.1872 5 6 5 6 81.43 1.01 1.1818 9 2 4 6 81.65 2.61 1.1793 4 8 3 6 81.65 1.40 1.1793 8 4 3 6 81.81 1.50 1.1773 8 0 7 6 82.58 1.47 1.1683 2 10 1 6 82.58 1.59 1.1683 10 2 1 6 82.91 1.90 1.1644 4 2 9 6 84.29 2.67 1.1489 6 2 8 6 87.80 2.14 1.1118 6 6 5 6 89.81 1.68 1.0920 8 2 7 6 89.92 1.58 1.0910 0 10 6 6 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.