Itsiite Kampf A R, Peterson R C, Joy B R The Canadian Mineralogist 52 (2014) 401-407 Itsiite, Ba2Ca(BSi2O7)2, a new mineral species from Yukon, Canada: description and crystal structure Locality: Itsi Range, Yukon Territory, Canada _database_code_amcsd 0020420 CELL PARAMETERS: 10.9515 10.9515 10.3038 90.000 90.000 90.000 SPACE GROUP: I-42m X-RAY WAVELENGTH: 1.541838 Cell Volume: 1235.790 Density (g/cm3): 3.615 MAX. ABS. INTENSITY / VOLUME**2: 37.81402343 RIR: 3.406 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 11.43 8.35 7.7439 1 1 0 4 11.79 4.10 7.5044 1 0 1 8 16.19 33.59 5.4757 2 0 0 4 17.21 3.77 5.1519 0 0 2 2 20.07 8.75 4.4234 2 1 1 8 20.71 8.63 4.2894 1 1 2 4 23.71 100.00 3.7522 2 0 2 8 25.89 45.25 3.4409 3 0 1 8 28.84 44.47 3.0952 2 2 2 4 30.69 38.40 2.9135 3 2 1 8 31.12 31.88 2.8742 3 1 2 8 31.82 8.36 2.8121 2 1 3 8 32.71 13.98 2.7379 4 0 0 4 34.75 8.24 2.5813 3 3 0 4 34.83 15.83 2.5759 0 0 4 2 34.88 2.29 2.5720 4 1 1 8 35.90 13.04 2.5015 3 0 3 8 36.70 3.87 2.4488 4 2 0 8 38.63 9.45 2.3309 2 0 4 8 39.03 4.05 2.3078 3 3 2 4 39.61 33.39 2.2753 3 2 3 8 40.80 6.91 2.2117 4 2 2 8 42.07 3.02 2.1478 5 1 0 8 42.13 12.94 2.1447 2 2 4 4 42.18 28.17 2.1424 5 0 1 8 42.18 6.02 2.1424 4 3 1 8 44.75 2.29 2.0252 1 0 5 8 45.46 18.27 1.9952 5 2 1 8 45.77 2.04 1.9824 5 1 2 8 46.93 4.15 1.9360 4 4 0 4 48.47 6.21 1.8782 5 3 0 8 48.52 3.59 1.8761 4 0 4 8 49.35 5.90 1.8467 5 0 3 8 49.35 1.59 1.8467 4 3 3 8 50.02 12.70 1.8234 3 3 4 4 50.88 7.73 1.7946 3 0 5 8 51.49 2.75 1.7748 4 2 4 8 51.53 1.10 1.7735 6 1 1 8 51.81 10.94 1.7646 5 3 2 8 52.28 16.94 1.7499 5 2 3 8 53.24 1.09 1.7205 6 0 2 8 53.75 6.89 1.7053 3 2 5 8 54.38 4.16 1.6873 5 4 1 8 56.13 7.57 1.6386 2 0 6 8 58.82 4.41 1.5698 2 2 6 4 59.70 2.58 1.5488 5 5 0 4 59.75 1.49 1.5476 4 4 4 4 59.79 4.14 1.5468 7 0 1 8 60.14 3.41 1.5385 3 1 6 8 61.01 1.17 1.5187 6 4 0 8 61.06 6.11 1.5176 5 3 4 8 61.81 5.04 1.5009 5 0 5 8 61.81 1.04 1.5009 4 3 5 8 62.35 1.68 1.4893 6 0 4 8 62.38 4.61 1.4885 7 2 1 8 62.63 2.53 1.4832 7 1 2 8 62.63 9.75 1.4832 5 5 2 4 63.80 1.30 1.4589 1 0 7 8 64.36 3.87 1.4475 5 2 5 8 64.84 5.03 1.4380 7 3 0 8 65.57 4.05 1.4237 7 0 3 8 66.31 2.05 1.4097 2 1 7 8 66.50 2.34 1.4060 4 2 6 8 68.04 6.90 1.3779 7 2 3 8 68.76 1.15 1.3652 3 0 7 8 69.84 1.41 1.3467 7 4 1 8 70.17 2.25 1.3413 5 1 6 8 71.01 1.15 1.3273 5 5 4 4 71.18 1.71 1.3246 3 2 7 8 71.28 2.74 1.3230 8 0 2 8 71.71 1.80 1.3161 5 4 5 8 73.53 1.60 1.2880 0 0 8 2 73.66 3.53 1.2860 8 2 2 8 74.54 1.14 1.2731 7 5 0 8 74.93 4.10 1.2674 5 3 6 8 75.76 8.73 1.2556 7 3 4 8 75.89 1.41 1.2538 2 0 8 8 76.44 3.62 1.2461 7 0 5 8 77.18 5.83 1.2359 7 5 2 8 78.25 2.20 1.2217 5 0 7 8 78.76 3.60 1.2150 7 2 5 8 79.88 2.02 1.2009 8 3 3 8 80.56 5.57 1.1924 5 2 7 8 81.58 1.37 1.1800 9 2 1 8 82.82 1.91 1.1655 4 0 8 8 83.87 1.28 1.1536 8 5 1 8 83.97 1.97 1.1525 3 3 8 4 84.18 1.07 1.1501 7 1 6 8 84.18 3.64 1.1501 5 5 6 4 84.98 2.22 1.1413 7 5 4 8 85.65 1.41 1.1341 7 4 5 8 86.37 2.10 1.1265 9 3 2 8 86.74 1.11 1.1226 9 2 3 8 88.35 1.37 1.1063 7 7 0 4 89.01 2.12 1.0997 8 5 3 8 89.49 2.39 1.0951 10 0 0 4 89.77 1.89 1.0924 3 0 9 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.