Chromium-dravite Bosi F, Lucchesi S, Reznitskii L European Journal of Mineralogy 16 (2004) 345-352 Crystal chemistry of the dravite-chromdravite series Note: Tourmaline TMt3b Locality: Sludyanka crystalline complex, Lake Baikal, Russia _database_code_amcsd 0007057 CELL PARAMETERS: 16.0539 16.0539 7.3247 90.000 90.000 120.000 SPACE GROUP: R3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 1634.864 Density (g/cm3): 3.294 MAX. ABS. INTENSITY / VOLUME**2: 10.71141043 RIR: 1.059 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 13.66 62.31 6.4804 1 0 1 3 17.59 21.84 5.0422 0 2 1 3 19.15 23.77 4.6344 3 0 0 3 20.80 44.49 4.2697 2 1 1 6 22.15 63.31 4.0135 2 2 0 6 25.15 50.24 3.5415 0 1 2 3 26.12 6.37 3.4121 1 3 1 6 27.53 1.14 3.2402 2 0 2 3 28.42 3.41 3.1402 4 0 1 3 29.44 7.26 3.0339 4 1 0 6 29.73 59.81 3.0046 1 2 2 6 30.57 7.74 2.9244 3 2 1 6 33.75 6.40 2.6555 3 1 2 6 34.50 100.00 2.5996 0 5 1 3 35.61 1.86 2.5211 0 4 2 3 36.33 4.70 2.4731 2 4 1 6 36.81 6.44 2.4416 0 0 3 1 37.39 18.14 2.4053 2 3 2 6 38.07 13.48 2.3635 5 1 1 6 38.87 4.28 2.3172 6 0 0 3 40.52 1.32 2.2263 5 2 0 6 40.74 17.60 2.2146 5 0 2 3 41.38 5.36 2.1819 4 3 1 6 41.82 6.59 2.1601 0 3 3 3 41.82 7.60 2.1601 3 0 3 3 42.34 4.40 2.1349 4 2 2 6 43.38 8.89 2.0859 2 2 3 6 43.88 46.79 2.0631 1 5 2 6 44.49 9.31 2.0366 1 6 1 6 45.18 3.19 2.0067 4 4 0 6 46.85 23.85 1.9390 3 4 2 6 47.43 3.05 1.9169 3 5 1 6 47.82 8.11 1.9021 1 4 3 6 48.85 5.26 1.8645 6 2 1 6 49.69 1.39 1.8349 6 1 2 6 50.61 3.91 1.8035 3 3 3 6 51.62 2.39 1.7708 0 2 4 3 52.22 1.16 1.7516 6 3 0 6 52.41 1.28 1.7459 5 3 2 6 52.93 1.57 1.7298 5 4 1 6 53.73 3.20 1.7060 2 6 2 6 54.60 15.68 1.6807 0 6 3 3 54.60 5.63 1.6807 6 0 3 3 55.54 11.65 1.6546 2 7 1 6 56.83 4.36 1.6201 4 0 4 3 57.40 15.26 1.6054 5 5 0 6 57.57 5.29 1.6010 4 5 2 6 58.07 2.10 1.5885 8 1 1 6 58.08 1.88 1.5881 3 2 4 6 59.30 4.49 1.5583 4 6 1 6 59.87 4.78 1.5448 9 0 0 3 60.04 5.12 1.5409 7 2 2 6 60.52 1.92 1.5297 7 3 1 6 60.54 15.45 1.5293 0 5 4 3 61.09 3.79 1.5170 8 2 0 6 61.75 5.24 1.5023 2 4 4 6 62.45 1.24 1.4871 1 8 2 6 62.94 14.65 1.4767 5 1 4 6 63.25 2.69 1.4702 1 7 3 6 63.64 4.68 1.4622 6 4 2 6 63.90 4.01 1.4569 0 1 5 3 64.65 6.65 1.4417 7 4 0 6 65.28 8.73 1.4294 6 5 1 6 65.29 9.42 1.4291 4 3 4 6 65.59 3.23 1.4232 6 3 3 6 65.59 1.95 1.4232 3 6 3 6 67.58 1.32 1.3861 3 8 1 6 68.72 8.32 1.3659 10 0 1 3 69.40 3.72 1.3542 5 6 2 6 69.65 2.10 1.3499 0 4 5 3 69.87 1.36 1.3463 7 0 4 3 69.87 3.13 1.3463 3 5 4 6 70.16 4.57 1.3414 5 5 3 6 70.37 4.51 1.3378 6 6 0 6 70.77 2.78 1.3312 2 3 5 6 70.99 1.01 1.3278 6 2 4 6 71.49 8.38 1.3196 10 1 0 6 71.65 2.56 1.3172 8 3 2 6 72.09 1.53 1.3102 5 7 1 6 72.39 1.48 1.3054 9 0 3 3 72.76 1.45 1.2998 0 10 2 3 73.00 10.66 1.2961 5 0 5 3 73.50 2.63 1.2885 2 8 3 6 73.71 3.62 1.2853 9 3 0 6 74.31 1.73 1.2764 5 4 4 6 76.05 1.07 1.2515 7 5 2 6 76.48 3.15 1.2455 0 11 1 3 76.78 1.36 1.2414 7 4 3 6 77.13 1.81 1.2366 4 8 2 6 77.37 1.44 1.2334 3 4 5 6 77.56 1.11 1.2308 2 10 1 6 78.32 1.72 1.2208 0 0 6 1 79.53 2.06 1.2052 6 1 5 6 80.79 3.98 1.1895 11 1 1 6 81.54 1.48 1.1805 3 0 6 3 83.22 5.57 1.1609 10 1 3 6 84.63 1.18 1.1451 1 11 2 6 85.35 1.67 1.1374 9 3 3 6 87.91 1.19 1.1106 3 3 6 6 88.25 2.19 1.1073 10 0 4 3 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.