Brassite Protas J, Gindt R Acta Crystallographica B32 (1976) 1460-1466 Structure cristalline de la brassite, MgHAsO4*4H2O, produit de deshydratation de la roesslerite Locality: synthetic _database_code_amcsd 0009557 CELL PARAMETERS: 7.4720 10.8910 16.5850 90.000 90.000 90.000 SPACE GROUP: Pbca X-RAY WAVELENGTH: 1.541838 Cell Volume: 1349.647 Density (g/cm3): 2.401 MAX. ABS. INTENSITY / VOLUME**2: 17.07354897 RIR: 2.316 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 10.67 2.42 8.2925 0 0 2 2 15.34 2.50 5.7757 1 1 1 8 15.97 15.10 5.5510 1 0 2 4 16.28 6.02 5.4455 0 2 0 2 17.14 2.38 5.1738 0 2 1 4 17.94 100.00 4.9456 1 1 2 8 19.50 16.70 4.5518 0 2 2 4 21.43 26.82 4.1462 0 0 4 2 22.88 9.66 3.8873 1 2 2 8 22.92 10.44 3.8795 0 2 3 4 23.82 11.59 3.7360 2 0 0 2 25.90 23.35 3.4399 1 1 4 8 26.16 1.31 3.4063 2 0 2 4 27.03 14.31 3.2988 0 2 4 4 27.85 36.62 3.2038 1 3 1 8 28.98 37.79 3.0807 2 2 0 4 29.40 14.76 3.0383 1 3 2 8 29.49 12.57 3.0289 2 2 1 8 30.61 6.51 2.9207 1 1 5 8 30.97 1.98 2.8878 2 2 2 8 32.25 15.40 2.7755 2 0 4 4 33.31 3.06 2.6895 2 1 4 8 33.35 3.74 2.6868 0 4 1 4 33.84 7.19 2.6489 1 2 5 8 34.68 4.61 2.5869 0 4 2 4 34.88 3.22 2.5721 2 3 1 8 34.98 2.52 2.5653 1 3 4 8 35.60 8.32 2.5220 1 1 6 8 36.16 2.21 2.4840 2 3 2 8 36.33 6.73 2.4728 2 2 4 8 36.45 8.44 2.4648 0 2 6 4 36.77 1.05 2.4445 1 4 2 8 36.80 3.32 2.4426 0 4 3 4 37.18 1.96 2.4185 2 1 5 8 37.43 2.27 2.4024 3 1 1 8 37.71 2.51 2.3854 3 0 2 4 38.21 1.30 2.3554 2 3 3 8 38.64 13.01 2.3302 3 1 2 8 38.69 7.63 2.3270 1 3 5 8 40.58 1.24 2.2230 3 1 3 8 41.32 1.16 2.1850 3 2 2 8 42.50 1.29 2.1268 2 4 2 8 43.18 4.78 2.0952 3 1 4 8 43.63 8.40 2.0747 1 5 1 8 44.01 1.85 2.0574 2 2 6 8 44.31 7.73 2.0444 2 4 3 8 45.40 6.13 1.9977 1 0 8 4 45.50 6.33 1.9936 3 3 2 8 46.20 5.24 1.9649 1 1 8 8 46.89 1.03 1.9375 0 2 8 4 48.54 2.60 1.8754 1 2 8 8 48.75 3.86 1.8680 4 0 0 2 49.83 2.30 1.8299 4 1 1 8 50.00 3.65 1.8242 3 1 6 8 50.89 2.38 1.7942 3 4 2 8 51.10 3.79 1.7873 0 4 7 4 51.54 1.36 1.7732 0 6 2 4 51.67 3.63 1.7690 1 5 5 8 51.74 1.18 1.7669 4 2 0 4 51.78 1.03 1.7655 1 1 9 8 52.27 4.16 1.7502 1 3 8 8 52.40 3.67 1.7462 3 3 5 8 52.42 3.27 1.7455 0 2 9 4 52.47 1.37 1.7439 3 4 3 8 52.65 1.19 1.7383 1 4 7 8 52.99 1.29 1.7281 4 2 2 8 53.10 4.34 1.7246 0 6 3 4 53.21 5.95 1.7215 2 4 6 8 53.26 1.58 1.7199 2 2 8 8 53.83 2.26 1.7031 4 0 4 4 54.52 2.12 1.6831 4 2 3 8 54.62 1.10 1.6804 1 6 3 8 56.39 6.06 1.6317 3 5 1 8 56.62 2.49 1.6255 4 2 4 8 56.65 2.57 1.6248 2 6 1 8 57.13 2.33 1.6123 2 4 7 8 57.42 1.94 1.6049 1 3 9 8 58.14 3.98 1.5865 0 2 10 4 58.35 1.21 1.5814 2 2 9 8 58.55 3.06 1.5766 3 1 8 8 58.74 1.16 1.5720 3 5 3 8 58.99 4.43 1.5658 2 6 3 8 59.57 1.42 1.5519 3 3 7 8 59.75 1.73 1.5477 4 0 6 4 60.35 2.29 1.5337 4 4 1 8 61.10 3.24 1.5168 1 7 1 8 61.14 2.91 1.5158 2 0 10 4 61.67 1.18 1.5041 2 3 9 8 62.37 2.53 1.4888 4 2 6 8 62.60 2.65 1.4838 4 4 3 8 63.27 1.10 1.4699 3 5 5 8 63.87 4.12 1.4575 5 1 2 8 64.69 1.83 1.4409 0 6 7 4 67.13 1.54 1.3943 5 1 4 8 67.69 1.45 1.3842 1 7 5 8 67.78 2.37 1.3826 1 5 9 8 68.40 1.45 1.3716 3 3 9 8 68.88 1.28 1.3631 5 3 2 8 69.25 1.38 1.3568 0 8 1 4 69.73 1.27 1.3486 1 1 12 8 69.98 3.13 1.3444 2 6 7 8 71.19 1.33 1.3244 2 4 10 8 71.76 1.07 1.3154 3 7 1 8 72.41 2.12 1.3051 5 1 6 8 73.30 1.96 1.2914 4 4 7 8 74.36 1.13 1.2756 5 3 5 8 74.38 1.23 1.2753 2 8 1 8 74.56 1.68 1.2728 1 3 12 8 74.95 1.82 1.2671 4 6 3 8 75.76 1.03 1.2556 5 1 7 8 76.43 1.32 1.2462 2 8 3 8 76.73 1.19 1.2421 0 2 13 4 77.92 2.37 1.2261 3 7 5 8 78.15 2.22 1.2230 1 5 11 8 78.74 1.03 1.2154 3 3 11 8 79.21 1.14 1.2093 4 2 10 8 79.56 1.29 1.2048 5 1 8 8 83.01 1.12 1.1633 1 1 14 8 83.73 1.38 1.1551 5 5 5 8 85.02 1.49 1.1409 4 6 7 8 88.61 1.07 1.1037 2 4 13 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.