Georgerobinsonite Cooper M A, Ball N A, Hawthorne F C, Paar W H, Roberts A C, Moffatt E The Canadian Mineralogist 49 (2011) 865-876 Georgerobinsonite, Pb4(CrO4)2(OH)2FCl, a new chromate mineral from the Mammoth-St. Anthony mine, Tiger, Pinal County, Arizona: description and crystal structure Locality: Mammoth-St. Anthony mine, Tiger, Pinal County, Arizona, USA _database_code_amcsd 0018387 CELL PARAMETERS: 7.6256 11.6081 6.8961 90.000 90.000 90.000 SPACE GROUP: Pmmn X-RAY WAVELENGTH: 1.541838 Cell Volume: 610.434 Density (g/cm3): 6.252 MAX. ABS. INTENSITY / VOLUME**2: 60.08580401 RIR: 3.130 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 12.84 16.58 6.8961 0 0 1 2 13.89 76.22 6.3734 1 1 0 4 15.27 16.54 5.8040 0 2 0 2 17.34 24.66 5.1148 1 0 1 4 18.96 28.11 4.6806 1 1 1 8 20.00 68.50 4.4406 0 2 1 4 23.33 6.47 3.8128 2 0 0 2 25.82 52.14 3.4506 1 3 0 4 25.84 3.77 3.4481 0 0 2 2 26.41 68.22 3.3745 0 3 1 4 26.72 86.26 3.3368 2 0 1 4 26.98 83.45 3.3053 0 1 2 4 27.82 55.30 3.2069 2 1 1 8 28.00 96.22 3.1867 2 2 0 4 28.41 71.08 3.1418 1 0 2 4 28.93 42.06 3.0858 1 3 1 8 30.15 16.88 2.9644 0 2 2 4 30.81 9.19 2.9020 0 4 0 2 30.91 57.87 2.8928 2 2 1 8 32.40 17.20 2.7630 1 2 2 8 33.50 43.06 2.6748 0 4 1 4 35.09 1.46 2.5574 2 0 2 4 35.53 6.00 2.5269 2 3 1 8 35.57 29.01 2.5241 1 4 1 8 35.96 9.15 2.4975 2 1 2 8 36.18 3.40 2.4830 3 1 0 4 37.72 6.76 2.3850 3 0 1 4 38.47 6.14 2.3403 2 2 2 8 38.54 5.58 2.3362 3 1 1 8 39.00 48.27 2.3092 2 4 0 4 39.19 4.84 2.2987 0 0 3 2 39.98 8.98 2.2549 0 1 3 4 40.91 1.46 2.2060 3 2 1 8 41.01 6.04 2.2009 1 0 3 4 41.02 3.20 2.2003 0 5 1 4 41.23 4.49 2.1897 2 4 1 8 41.77 6.56 2.1624 1 1 3 8 42.36 100.00 2.1335 2 3 2 8 42.40 7.27 2.1318 1 4 2 8 42.55 15.42 2.1245 3 3 0 4 44.27 19.52 2.0460 3 0 2 4 44.63 10.11 2.0303 3 3 1 8 45.92 37.63 1.9763 0 3 3 4 46.11 3.21 1.9686 2 0 3 4 46.81 36.74 1.9409 2 1 3 8 46.97 14.18 1.9347 0 6 0 2 47.10 8.86 1.9296 3 2 2 8 47.20 7.42 1.9258 0 5 2 4 47.38 5.37 1.9187 2 4 2 8 47.53 8.56 1.9131 1 3 3 8 47.71 28.24 1.9064 4 0 0 2 47.72 4.39 1.9057 2 5 1 8 49.47 6.97 1.8426 3 4 1 8 49.61 1.12 1.8375 4 0 1 4 50.38 2.34 1.8112 4 2 0 4 50.43 12.27 1.8096 1 6 1 8 50.66 4.76 1.8019 0 4 3 4 52.13 1.02 1.7546 2 3 3 8 52.16 3.84 1.7536 1 4 3 8 52.22 9.49 1.7518 4 2 1 8 53.12 7.22 1.7240 0 0 4 2 53.29 9.46 1.7190 2 5 2 8 53.75 3.18 1.7053 0 1 4 4 53.77 2.38 1.7049 3 0 3 4 54.38 2.69 1.6872 0 6 2 4 54.39 2.30 1.6868 3 1 3 8 54.85 31.86 1.6737 2 6 1 8 54.91 3.13 1.6722 3 4 2 8 55.04 2.18 1.6684 4 0 2 4 55.19 3.54 1.6642 1 1 4 8 55.35 18.05 1.6598 4 3 1 8 55.66 19.01 1.6514 4 1 2 8 55.80 4.72 1.6474 1 6 2 8 56.32 5.93 1.6335 0 5 3 4 56.49 9.21 1.6291 2 4 3 8 56.82 4.45 1.6204 1 7 0 4 57.47 3.12 1.6034 4 2 2 8 58.51 2.94 1.5775 1 7 1 8 58.62 3.11 1.5748 0 3 4 4 58.78 2.46 1.5709 2 0 4 4 59.22 4.08 1.5602 3 3 3 8 59.37 8.20 1.5567 2 1 4 8 59.55 15.85 1.5525 4 4 1 8 59.95 1.24 1.5429 2 6 2 8 59.98 7.05 1.5422 1 3 4 8 61.12 7.79 1.5163 2 2 4 8 61.30 1.70 1.5121 5 1 0 4 61.74 3.50 1.5025 3 6 1 8 61.79 7.50 1.5015 2 5 3 8 62.11 11.13 1.4944 0 7 2 4 62.55 7.33 1.4850 2 7 1 8 62.77 2.84 1.4802 0 6 3 4 63.26 1.95 1.4700 3 4 3 8 63.38 1.18 1.4674 4 0 3 4 63.95 3.14 1.4558 4 1 3 8 63.96 4.61 1.4555 2 3 4 8 64.08 2.66 1.4531 1 6 3 8 64.19 4.99 1.4510 0 8 0 2 64.42 1.07 1.4464 4 4 2 8 64.70 1.37 1.4408 4 5 1 8 65.77 2.57 1.4199 0 8 1 4 65.82 2.32 1.4189 5 3 0 4 65.96 2.23 1.4161 3 1 4 8 66.52 1.69 1.4057 3 6 2 8 67.11 4.89 1.3948 5 0 2 4 67.38 3.26 1.3898 5 3 1 8 67.43 2.11 1.3889 3 7 0 4 67.69 1.98 1.3841 0 5 4 4 67.84 3.68 1.3815 2 4 4 8 67.93 4.62 1.3799 2 6 3 8 68.37 16.55 1.3721 4 3 3 8 68.51 1.98 1.3696 0 1 5 4 68.97 1.99 1.3615 3 7 1 8 69.18 7.98 1.3579 4 6 0 4 69.29 1.03 1.3562 5 2 2 8 69.36 3.99 1.3548 4 5 2 8 70.13 2.34 1.3419 0 2 5 4 70.32 3.87 1.3387 3 3 4 8 70.81 2.83 1.3306 2 8 1 8 71.16 2.73 1.3249 5 4 1 8 71.19 2.07 1.3244 1 7 3 8 72.13 3.36 1.3095 4 4 3 8 72.67 3.30 1.3010 2 5 4 8 72.94 6.39 1.2970 2 0 5 4 73.59 2.84 1.2871 0 6 4 4 74.02 2.01 1.2807 1 3 5 8 74.13 3.07 1.2791 3 6 3 8 74.15 5.53 1.2787 4 0 4 4 74.68 2.18 1.2710 4 1 4 8 74.87 10.25 1.2683 2 7 3 8 74.90 1.99 1.2678 0 9 1 4 75.04 1.74 1.2658 2 2 5 8 75.20 1.30 1.2635 4 6 2 8 76.16 3.62 1.2499 6 0 1 4 76.47 4.12 1.2457 0 4 5 4 76.68 2.78 1.2427 6 1 1 8 76.77 4.24 1.2415 6 2 0 4 76.85 3.78 1.2404 4 5 3 8 77.64 4.16 1.2297 2 3 5 8 77.67 2.66 1.2294 1 4 5 8 78.24 2.42 1.2219 6 2 1 8 78.83 2.46 1.2141 4 3 4 8 79.36 1.39 1.2074 5 3 3 8 80.86 1.38 1.1887 3 7 3 8 81.52 2.35 1.1807 1 7 4 8 81.58 2.20 1.1801 5 6 1 8 81.91 8.04 1.1761 4 7 2 8 82.51 2.33 1.1692 4 6 3 8 82.94 2.59 1.1642 6 4 0 4 82.94 1.00 1.1641 5 4 3 8 83.58 1.09 1.1568 3 3 5 8 83.78 3.04 1.1546 4 8 0 4 84.05 7.19 1.1516 2 9 2 8 84.17 1.12 1.1502 3 9 0 4 84.67 2.24 1.1447 0 10 1 4 85.06 2.24 1.1404 2 7 4 8 85.14 8.65 1.1396 6 3 2 8 85.22 2.20 1.1388 4 8 1 8 85.42 1.42 1.1365 1 0 6 4 85.90 1.30 1.1314 5 6 2 8 86.28 1.97 1.1275 0 2 6 4 86.53 2.73 1.1248 0 9 3 4 86.75 1.18 1.1226 5 7 0 4 86.99 1.65 1.1200 4 5 4 8 87.13 2.01 1.1186 3 4 5 8 87.75 1.92 1.1123 4 1 5 8 87.87 1.37 1.1111 1 6 5 8 87.93 5.60 1.1105 2 10 0 4 88.26 3.78 1.1072 6 1 3 8 88.68 1.17 1.1030 6 4 2 8 88.81 1.20 1.1018 0 3 6 4 88.94 1.88 1.1004 2 0 6 4 89.27 2.49 1.0973 4 2 5 8 89.45 1.80 1.0956 5 3 4 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.