Ludwigite Biryukov Y P, Zinnatullin A L, Levashova I O, Shablinskii A P, Bubnova R S, Vagizov F G, Ugolkov V L, Filatov S K, Pekov I V Acta Crystallographica B79 (2023) S2052520623006455 Crystal structure refinement, low- and high-temperature X-ray diffraction and Mossbauer spectroscopy study of the oxoborate ludwigite from the Iten'yurginskoe deposit Locality: Iten'yurginskoe, Eastern Chukotka, Russia _database_code_amcsd 0021228 CELL PARAMETERS: 9.2532 12.3025 3.0256 90.000 90.000 90.000 SPACE GROUP: Pbam X-RAY WAVELENGTH: 1.541838 Cell Volume: 344.427 Density (g/cm3): 3.881 MAX. ABS. INTENSITY / VOLUME**2: 14.30847642 RIR: 1.201 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 11.97 11.83 7.3950 1 1 0 4 14.40 9.02 6.1512 0 2 0 2 17.31 100.00 5.1226 1 2 0 4 19.18 1.83 4.6266 2 0 0 2 29.03 3.24 3.0756 0 4 0 2 29.52 27.38 3.0256 0 0 1 2 29.86 11.60 2.9918 3 1 0 4 30.63 5.29 2.9186 1 4 0 4 31.96 8.56 2.8003 1 1 1 8 32.47 13.83 2.7572 3 2 0 4 32.99 7.04 2.7150 0 2 1 4 34.43 1.01 2.6051 1 2 1 8 35.03 87.63 2.5613 2 4 0 4 35.45 72.57 2.5322 2 0 1 4 36.22 1.40 2.4802 2 1 1 8 37.83 2.39 2.3779 1 5 0 4 38.22 7.58 2.3545 1 3 1 8 38.44 9.39 2.3416 2 2 1 8 38.93 7.03 2.3133 4 0 0 2 41.57 23.71 2.1724 2 5 0 4 41.71 1.14 2.1652 4 2 0 4 41.88 9.29 2.1569 0 4 1 4 41.93 5.86 2.1546 2 3 1 8 42.49 24.10 2.1274 3 1 1 8 44.46 56.58 2.0379 3 2 1 8 45.30 13.68 2.0019 1 6 0 4 46.45 14.18 1.9549 2 4 1 8 47.26 3.76 1.9235 3 5 0 4 47.58 24.95 1.9110 3 3 1 8 48.57 5.98 1.8746 2 6 0 4 48.70 1.27 1.8696 1 5 1 8 49.61 2.69 1.8377 4 0 1 4 51.57 7.77 1.7722 5 2 0 4 51.72 2.27 1.7676 3 4 1 8 51.81 1.71 1.7646 2 5 1 8 51.93 11.20 1.7608 4 2 1 8 53.04 1.16 1.7266 1 7 0 4 53.68 3.23 1.7075 3 6 0 4 55.00 9.43 1.6695 1 6 1 8 57.87 5.71 1.5935 2 6 1 8 58.51 24.13 1.5776 4 4 1 8 60.17 7.13 1.5378 0 8 0 2 60.55 16.08 1.5292 5 2 1 8 61.09 2.30 1.5170 1 8 0 4 61.27 24.09 1.5128 0 0 2 2 61.87 22.54 1.4996 1 7 1 8 62.45 7.45 1.4871 3 6 1 8 62.83 3.63 1.4790 5 5 0 4 63.10 16.53 1.4733 5 3 1 8 63.15 1.35 1.4724 4 5 1 8 64.19 5.10 1.4509 1 2 2 8 68.00 15.38 1.3786 6 4 0 4 68.26 1.57 1.3740 6 0 1 4 68.44 4.56 1.3709 0 8 1 4 68.88 1.89 1.3632 3 7 1 8 69.29 3.13 1.3561 1 8 1 8 69.65 1.29 1.3500 3 1 2 8 70.19 1.09 1.3410 6 2 1 8 70.93 1.24 1.3287 5 5 1 8 71.08 2.64 1.3263 3 2 2 8 71.82 3.45 1.3144 2 8 1 8 72.31 1.22 1.3067 6 5 0 4 72.58 16.06 1.3026 2 4 2 8 73.24 2.77 1.2924 7 2 0 4 74.02 4.12 1.2807 4 8 0 4 75.02 2.70 1.2661 4 0 2 4 75.83 3.11 1.2545 6 4 1 8 76.09 1.43 1.2509 5 6 1 8 76.18 1.29 1.2497 3 9 0 4 76.78 3.58 1.2414 2 5 2 8 79.40 3.64 1.2069 1 6 2 8 79.51 1.95 1.2055 7 1 1 8 81.64 2.04 1.1794 4 8 1 8 81.82 1.91 1.1773 2 6 2 8 83.60 5.08 1.1566 8 0 0 2 84.14 2.73 1.1506 5 2 2 8 84.85 1.26 1.1427 3 10 0 4 85.82 1.37 1.1323 3 6 2 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.