Vladimirite Yang H, Evans S H, Downs R T, Jenkins R A The Canadian Mineralogist 49 (2011) 1055-1064 The crystal structure of vladimirite, with a revised chemical formula, Ca4(AsO4)2(AsO3OH)*4H2O Note: Sample R100075 Locality: Ait Ahmane vein No. 53, Bou Azzer district, Morroco _database_code_amcsd 0018560 CELL PARAMETERS: 5.8279 10.1802 22.8944 90.000 96.943 90.000 SPACE GROUP: P2_1/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 1348.345 Density (g/cm3): 3.202 MAX. ABS. INTENSITY / VOLUME**2: 7.934179984 RIR: 0.807 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 7.78 3.13 11.3633 0 0 2 2 9.52 9.81 9.2907 0 1 1 4 11.67 10.18 7.5824 0 1 2 4 14.58 8.44 6.0775 0 1 3 4 15.60 1.16 5.6816 0 0 4 2 16.33 13.72 5.4276 -1 0 2 2 17.42 25.91 5.0901 0 2 0 2 17.66 14.11 5.0236 -1 1 1 4 18.03 3.61 4.9206 1 0 2 2 18.46 42.48 4.8055 1 1 1 4 19.11 4.06 4.6453 0 2 2 4 20.04 5.47 4.4302 1 1 2 4 20.14 15.25 4.4092 -1 1 3 4 20.54 23.23 4.3233 -1 0 4 2 21.03 2.04 4.2250 0 2 3 4 21.41 88.95 4.1504 0 1 5 4 22.22 68.81 4.0010 1 1 3 4 22.34 2.33 3.9793 -1 1 4 4 23.23 9.07 3.8288 1 0 4 2 23.28 5.20 3.8215 1 2 0 4 23.29 8.87 3.8188 -1 2 1 4 23.47 1.32 3.7912 0 2 4 4 23.49 18.56 3.7878 0 0 6 2 23.92 25.20 3.7203 1 2 1 4 23.97 12.22 3.7128 -1 2 2 4 24.84 21.12 3.5838 1 1 4 4 24.99 1.24 3.5638 -1 1 5 4 25.08 7.35 3.5500 0 1 6 4 25.17 4.99 3.5378 1 2 2 4 25.25 59.11 3.5271 -1 2 3 4 26.29 18.61 3.3903 0 2 5 4 26.52 10.62 3.3606 -1 0 6 2 26.56 15.77 3.3562 0 3 1 4 26.96 5.55 3.3074 1 2 3 4 27.06 100.00 3.2951 -1 2 4 4 27.43 22.79 3.2515 0 3 2 4 27.80 21.30 3.2087 1 1 5 4 27.96 4.52 3.1912 -1 1 6 4 28.83 3.64 3.0969 0 3 3 4 28.86 12.11 3.0932 0 1 7 4 29.19 4.56 3.0598 1 2 4 4 29.31 39.79 3.0474 -1 2 5 4 29.39 25.43 3.0387 0 2 6 4 30.54 2.55 2.9270 1 3 0 4 30.55 4.44 2.9258 -1 3 1 4 31.04 17.92 2.8808 1 3 1 4 31.08 16.85 2.8773 -1 3 2 4 31.18 6.79 2.8686 -1 1 7 4 31.49 2.56 2.8408 0 0 8 2 31.77 8.28 2.8164 1 2 5 4 31.91 13.49 2.8045 -1 2 6 4 31.95 75.33 2.8014 -2 1 1 4 32.04 38.26 2.7935 1 3 2 4 32.17 1.91 2.7824 2 1 0 4 32.22 1.20 2.7783 -2 1 2 4 32.72 17.19 2.7372 0 2 7 4 32.86 1.24 2.7255 2 0 2 2 32.94 20.79 2.7192 0 3 5 4 33.42 1.11 2.6814 -1 0 8 2 33.49 19.07 2.6758 1 3 3 4 33.57 5.86 2.6693 -1 3 4 4 34.05 6.18 2.6328 2 1 2 4 34.19 5.48 2.6222 -2 1 4 4 34.42 39.23 2.6058 1 1 7 4 34.59 4.05 2.5930 -1 1 8 4 35.26 1.55 2.5450 0 4 0 2 35.49 2.33 2.5292 0 4 1 4 35.50 5.58 2.5288 -2 2 1 4 35.52 6.21 2.5275 0 3 6 4 35.65 4.07 2.5188 2 1 3 4 35.75 5.97 2.5118 -2 2 2 4 36.17 5.38 2.4835 0 4 2 4 36.21 6.89 2.4806 0 2 8 4 36.52 25.70 2.4603 2 0 4 2 36.74 10.34 2.4459 -2 0 6 2 36.90 9.80 2.4361 1 0 8 2 37.43 9.12 2.4028 2 2 2 4 37.55 2.17 2.3951 1 3 5 4 37.61 3.47 2.3915 2 1 4 4 37.76 2.62 2.3822 1 2 7 4 37.83 2.53 2.3783 -2 1 6 4 37.93 1.71 2.3724 -1 2 8 4 37.98 2.68 2.3692 1 1 8 4 38.16 8.14 2.3583 -1 1 9 4 38.37 1.06 2.3459 0 3 7 4 38.65 3.73 2.3296 1 4 0 4 38.90 4.88 2.3151 2 2 3 4 39.06 10.25 2.3061 1 4 1 4 39.07 6.58 2.3055 -2 2 5 4 39.09 13.60 2.3043 -1 4 2 4 39.66 1.56 2.2727 0 0 10 2 39.85 7.11 2.2621 0 2 9 4 39.88 2.55 2.2606 1 4 2 4 39.91 4.25 2.2590 2 1 5 4 39.93 4.34 2.2578 -1 4 3 4 40.07 3.55 2.2504 1 3 6 4 40.15 5.92 2.2457 -2 1 7 4 40.73 1.76 2.2151 2 2 4 4 40.87 4.78 2.2081 -1 0 10 2 41.00 2.19 2.2013 2 3 0 4 41.04 1.20 2.1993 -2 3 2 4 41.09 8.34 2.1968 1 4 3 4 41.16 6.88 2.1932 -1 4 4 4 41.25 10.46 2.1887 -1 2 9 4 41.51 2.32 2.1755 2 0 6 2 41.67 2.59 2.1672 1 1 9 4 41.79 18.74 2.1616 -2 0 8 2 42.49 3.41 2.1275 2 1 6 4 42.54 2.20 2.1250 2 3 2 4 42.66 12.56 2.1195 1 4 4 4 42.75 1.91 2.1154 -1 4 5 4 42.76 3.83 2.1145 -2 1 8 4 42.81 2.15 2.1125 0 4 6 4 42.89 2.40 2.1086 2 2 5 4 43.12 1.37 2.0978 -2 2 7 4 44.02 2.71 2.0568 -2 3 5 4 44.56 3.22 2.0334 1 2 9 4 44.66 2.63 2.0289 -1 4 6 4 44.69 3.33 2.0279 0 5 1 4 44.74 5.63 2.0258 0 3 9 4 44.76 8.61 2.0248 0 1 11 4 45.32 3.33 2.0009 2 1 7 4 45.33 2.14 2.0005 2 2 6 4 45.54 4.25 1.9919 2 3 4 4 45.59 1.78 1.9897 -2 2 8 4 45.62 2.49 1.9885 -2 1 9 4 45.73 2.41 1.9842 -2 3 6 4 46.01 1.76 1.9726 -1 3 9 4 46.88 1.60 1.9380 -1 4 7 4 47.13 1.15 1.9284 3 0 0 2 47.33 1.20 1.9206 1 5 0 4 47.43 4.24 1.9168 -2 4 1 4 47.52 3.22 1.9134 2 3 5 4 47.63 6.83 1.9094 -2 4 2 4 47.68 5.96 1.9073 1 5 1 4 47.74 1.09 1.9052 -2 3 7 4 47.95 1.80 1.8972 -3 0 4 2 48.18 2.45 1.8888 -2 4 3 4 48.32 3.78 1.8836 -2 2 9 4 48.38 4.06 1.8814 2 1 8 4 48.43 4.59 1.8797 -1 5 3 4 48.75 18.88 1.8679 -1 0 12 2 48.83 3.65 1.8651 -3 1 4 4 48.85 10.06 1.8644 3 0 2 2 48.92 2.79 1.8619 0 1 12 4 48.97 1.98 1.8602 2 4 2 4 49.02 2.06 1.8581 0 5 5 4 49.07 1.37 1.8566 1 3 9 4 49.23 4.43 1.8508 -1 3 10 4 49.42 9.26 1.8442 1 1 11 4 49.72 2.26 1.8339 3 1 2 4 49.79 4.84 1.8315 2 3 6 4 49.90 5.50 1.8276 -3 1 5 4 50.30 1.11 1.8139 -2 4 5 4 50.33 2.76 1.8130 -3 2 2 4 50.44 5.52 1.8092 -3 0 6 2 50.62 7.19 1.8033 3 2 0 4 50.87 12.20 1.7951 -1 5 5 4 50.92 7.43 1.7934 0 5 6 4 50.94 1.16 1.7926 0 4 9 4 51.27 2.42 1.7819 -2 2 10 4 51.27 4.04 1.7818 3 2 1 4 51.29 2.07 1.7813 -3 1 6 4 51.40 2.26 1.7777 -3 2 4 4 51.48 1.44 1.7750 0 2 12 4 51.81 8.44 1.7647 0 3 11 4 51.84 5.87 1.7635 -2 4 6 4 51.97 1.04 1.7596 1 2 11 4 52.10 2.15 1.7554 -1 4 9 4 52.31 2.82 1.7488 2 3 7 4 52.43 1.75 1.7452 -3 2 5 4 52.55 2.71 1.7414 -1 5 6 4 52.64 3.12 1.7388 1 0 12 2 52.71 2.96 1.7366 3 1 4 4 52.98 1.14 1.7282 -3 1 7 4 53.09 1.75 1.7249 0 5 7 4 53.46 7.10 1.7140 1 1 12 4 53.48 4.27 1.7132 2 4 5 4 53.68 2.32 1.7074 -2 4 7 4 54.10 15.12 1.6952 0 4 10 4 54.10 2.91 1.6951 2 2 9 4 54.16 3.18 1.6935 -3 0 8 2 54.21 3.98 1.6920 0 6 1 4 54.26 3.36 1.6905 2 0 10 2 54.53 2.58 1.6829 -1 5 7 4 54.62 1.17 1.6803 -2 0 12 2 54.70 1.11 1.6781 0 6 2 4 54.75 4.88 1.6766 3 3 0 4 54.82 1.08 1.6745 -3 3 3 4 54.91 3.91 1.6722 1 4 9 4 55.17 2.41 1.6649 2 5 0 4 55.20 9.24 1.6640 -2 5 2 4 55.37 3.51 1.6593 -2 3 10 4 55.42 1.67 1.6580 -3 2 7 4 55.42 1.05 1.6579 -2 1 12 4 55.49 1.21 1.6560 -3 3 4 4 55.50 4.31 1.6557 0 6 3 4 55.53 2.41 1.6549 0 5 8 4 55.57 1.58 1.6538 0 3 12 4 55.58 2.98 1.6534 0 2 13 4 55.80 1.37 1.6476 -2 4 8 4 56.07 7.10 1.6402 3 0 6 2 56.08 1.31 1.6401 -1 2 13 4 56.41 1.11 1.6312 2 5 2 4 56.47 6.68 1.6296 -3 3 5 4 56.53 1.95 1.6279 -1 6 1 4 56.61 6.22 1.6258 0 6 4 4 56.86 1.58 1.6194 -1 6 2 4 57.44 8.80 1.6044 2 2 10 4 57.45 1.80 1.6040 0 4 11 4 57.45 2.00 1.6040 1 6 2 4 57.49 2.76 1.6029 2 5 3 4 57.54 5.27 1.6018 3 3 3 4 57.75 2.70 1.5965 -3 3 6 4 57.78 4.10 1.5956 -2 2 12 4 57.82 1.91 1.5946 -1 1 14 4 58.06 1.22 1.5885 2 3 9 4 58.17 2.32 1.5858 -2 4 9 4 58.23 1.82 1.5845 -1 4 11 4 58.38 3.77 1.5808 -2 3 11 4 58.43 1.65 1.5794 -1 6 4 4 58.67 1.69 1.5735 2 1 11 4 58.95 1.77 1.5668 -3 0 10 2 59.14 2.59 1.5623 1 5 8 4 59.18 1.77 1.5611 3 2 6 4 59.32 6.09 1.5579 3 1 7 4 59.60 2.76 1.5512 1 6 4 4 59.71 1.36 1.5486 -3 1 10 4 59.72 1.85 1.5484 0 6 6 4 59.92 1.57 1.5438 1 2 13 4 59.95 1.20 1.5430 -1 3 13 4 60.54 1.15 1.5294 2 5 5 4 60.79 4.18 1.5237 3 4 1 4 60.87 1.55 1.5219 3 3 5 4 61.11 1.07 1.5165 0 5 10 4 61.11 2.59 1.5165 1 6 5 4 61.13 4.49 1.5160 1 0 14 2 61.19 1.93 1.5146 -1 6 6 4 61.26 1.22 1.5132 2 3 10 4 61.32 1.34 1.5118 -2 2 13 4 61.67 1.00 1.5040 3 4 2 4 61.86 3.07 1.4999 1 5 9 4 61.88 1.08 1.4995 1 1 14 4 61.92 1.23 1.4986 0 1 15 4 61.97 2.33 1.4975 -3 2 10 4 62.00 3.02 1.4968 -1 5 10 4 62.10 7.68 1.4947 -1 1 15 4 62.45 2.10 1.4872 -3 1 11 4 62.83 1.01 1.4790 -2 1 14 4 62.89 1.55 1.4777 1 6 6 4 63.04 1.39 1.4746 -3 4 6 4 63.34 1.65 1.4683 2 4 9 4 63.57 10.83 1.4635 2 6 0 4 63.60 3.83 1.4629 -2 6 2 4 63.89 2.63 1.4569 -4 0 2 2 63.91 1.86 1.4567 0 6 8 4 64.06 1.60 1.4536 -2 6 3 4 64.09 4.64 1.4529 1 2 14 4 64.17 4.90 1.4513 0 7 1 4 64.23 1.14 1.4501 3 2 8 4 64.53 1.40 1.4440 -3 4 7 4 64.62 2.78 1.4422 -4 1 2 4 64.65 2.07 1.4417 -3 2 11 4 64.69 1.48 1.4410 0 4 13 4 64.72 1.36 1.4404 2 6 2 4 64.74 1.41 1.4399 -4 1 1 4 64.80 1.75 1.4387 -2 6 4 4 64.94 1.39 1.4359 1 6 7 4 64.95 2.24 1.4357 -1 5 11 4 65.26 1.77 1.4296 -4 1 4 4 65.63 1.36 1.4225 -3 3 10 4 65.72 1.44 1.4208 2 6 3 4 65.83 1.09 1.4186 -2 6 5 4 66.10 1.24 1.4135 4 0 2 2 66.27 1.65 1.4104 1 1 15 4 66.35 1.92 1.4089 0 7 4 4 66.55 2.50 1.4050 -3 5 1 4 66.79 2.60 1.4007 -4 2 2 4 66.88 2.53 1.3989 -3 5 3 4 66.96 2.17 1.3975 -4 2 3 4 67.73 2.64 1.3835 0 3 15 4 67.96 1.36 1.3793 1 7 3 4 68.08 6.79 1.3772 4 1 3 4 68.36 1.59 1.3722 -4 1 7 4 68.58 4.82 1.3684 -3 1 13 4 68.59 3.37 1.3681 0 2 16 4 68.60 3.68 1.3680 -2 3 14 4 68.72 3.03 1.3659 -2 6 7 4 68.91 1.94 1.3626 -2 2 15 4 68.95 1.32 1.3619 4 2 2 4 69.09 1.55 1.3596 0 6 10 4 69.09 1.21 1.3595 1 7 4 4 69.15 1.83 1.3584 -1 7 5 4 69.18 2.29 1.3580 -4 2 6 4 69.24 1.79 1.3569 -4 0 8 2 69.79 2.38 1.3476 1 6 9 4 69.79 2.86 1.3476 2 5 9 4 70.07 4.06 1.3428 -2 5 11 4 70.37 1.44 1.3379 2 6 6 4 70.57 1.11 1.3347 -2 6 8 4 71.44 2.35 1.3205 3 1 11 4 71.79 2.74 1.3149 -4 1 9 4 72.24 1.05 1.3078 -1 7 7 4 72.34 1.21 1.3062 3 5 5 4 72.57 1.19 1.3027 1 6 10 4 72.97 1.44 1.2965 -2 2 16 4 73.11 1.45 1.2944 -3 4 11 4 73.20 1.79 1.2930 -4 0 10 2 73.20 1.44 1.2930 0 2 17 4 73.44 1.14 1.2893 4 1 6 4 73.92 1.92 1.2822 -4 3 7 4 73.94 1.53 1.2819 -2 7 4 4 74.18 1.19 1.2784 -1 7 8 4 74.80 2.79 1.2692 2 7 3 4 75.12 1.61 1.2646 4 3 4 4 75.18 1.01 1.2637 0 6 12 4 75.19 1.31 1.2637 -2 1 17 4 76.68 2.63 1.2428 1 8 0 4 76.86 1.30 1.2403 0 4 16 4 76.87 1.27 1.2401 3 6 3 4 77.06 2.52 1.2376 -3 6 6 4 77.49 1.37 1.2317 2 7 5 4 77.60 1.79 1.2303 -2 6 11 4 78.69 2.17 1.2160 -3 0 16 2 78.73 1.09 1.2155 0 5 15 4 78.77 2.20 1.2149 3 1 13 4 79.20 1.97 1.2094 2 1 16 4 80.13 2.52 1.1977 2 3 15 4 80.29 1.12 1.1957 4 2 8 4 80.67 1.64 1.1911 2 4 14 4 80.75 1.34 1.1901 -1 8 6 4 80.83 1.45 1.1891 -4 2 12 4 81.07 2.19 1.1862 4 1 9 4 81.20 1.26 1.1847 -1 4 17 4 81.29 1.33 1.1836 -4 5 1 4 81.29 1.20 1.1835 0 4 17 4 81.31 1.48 1.1833 0 3 18 4 81.48 3.27 1.1812 -1 7 11 4 81.66 1.24 1.1791 -4 1 13 4 81.77 2.10 1.1778 -4 5 4 4 82.09 1.48 1.1740 -3 4 14 4 82.28 1.34 1.1717 1 6 13 4 82.30 1.06 1.1715 4 5 1 4 82.69 1.84 1.1670 1 5 15 4 82.91 1.05 1.1645 -2 8 2 4 82.96 1.46 1.1639 -3 7 1 4 83.53 1.13 1.1574 -5 1 3 4 83.61 2.19 1.1565 4 3 8 4 83.73 1.43 1.1552 -5 1 1 4 84.09 1.60 1.1511 -3 6 10 4 84.12 1.11 1.1507 1 8 7 4 84.38 1.38 1.1479 3 5 10 4 84.41 1.69 1.1475 -1 7 12 4 84.51 1.41 1.1464 2 3 16 4 84.64 1.35 1.1451 -4 5 7 4 84.94 1.70 1.1418 -2 8 5 4 84.97 1.12 1.1414 -1 0 20 2 85.37 2.38 1.1371 1 1 19 4 85.44 1.58 1.1363 0 0 20 2 86.12 1.90 1.1292 3 6 8 4 86.12 1.50 1.1291 -4 5 8 4 86.18 2.23 1.1285 -1 6 15 4 86.98 1.04 1.1202 3 1 15 4 87.05 1.75 1.1195 -3 7 7 4 88.07 1.09 1.1090 2 0 18 2 88.39 2.02 1.1059 3 7 5 4 88.60 1.13 1.1038 -4 6 3 4 88.65 1.06 1.1033 -3 3 17 4 89.15 2.65 1.0984 -3 6 12 4 89.28 1.10 1.0972 -5 1 9 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.