Dravite Ertl A, Marschall H, Geister G, Henry D, Schertl H P, Ntaflos T, Luvizotto G, Nasdala L, Tillmanns E American Mineralogist 95 (2010) 1-10 Metamorphic ultrahigh-pressure tourmaline: structure, chemistry, and correlations to P-T conditions Locality: Parigi, Dora Maira, Western Alps, Italy _database_code_amcsd 0004996 CELL PARAMETERS: 15.9350 15.9350 7.2010 90.000 90.000 120.000 SPACE GROUP: R3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 1583.535 Density (g/cm3): 3.034 MAX. ABS. INTENSITY / VOLUME**2: 7.059155286 RIR: 0.758 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 11.11 3.82 7.9675 1 1 0 6 13.87 20.60 6.3841 1 0 1 3 17.80 20.47 4.9821 0 2 1 3 19.30 14.26 4.6000 3 0 0 3 21.03 55.80 4.2242 2 1 1 6 22.32 73.27 3.9838 2 2 0 6 25.57 47.76 3.4839 0 1 2 3 26.37 14.14 3.3797 1 3 1 6 28.69 4.19 3.1114 4 0 1 3 29.67 14.72 3.0114 4 1 0 6 30.16 72.80 2.9631 1 2 2 6 30.85 7.55 2.8982 3 2 1 6 34.19 5.83 2.6225 3 1 2 6 34.81 100.00 2.5772 0 5 1 3 36.06 1.35 2.4910 0 4 2 3 36.65 1.96 2.4521 2 4 1 6 37.47 9.45 2.4003 0 0 3 1 37.84 14.71 2.3775 2 3 2 6 38.41 20.13 2.3436 5 1 1 6 39.17 2.57 2.3000 6 0 0 3 41.21 10.46 2.1905 5 0 2 3 41.74 12.06 2.1639 4 3 1 6 42.48 5.38 2.1280 0 3 3 3 42.48 5.55 2.1280 3 0 3 3 42.82 7.94 2.1121 4 2 2 6 44.04 12.74 2.0560 2 2 3 6 44.37 39.95 2.0416 1 5 2 6 44.87 5.86 2.0200 1 6 1 6 45.54 3.85 1.9919 4 4 0 6 47.36 32.83 1.9195 3 4 2 6 47.84 1.14 1.9015 7 0 1 3 47.84 1.88 1.9015 3 5 1 6 48.50 5.07 1.8770 1 4 3 6 49.27 7.29 1.8495 6 2 1 6 49.89 1.02 1.8279 7 1 0 6 50.21 1.06 1.8169 6 1 2 6 51.17 3.55 1.7851 1 0 4 3 51.30 3.66 1.7808 3 3 3 6 52.54 1.43 1.7419 0 2 4 3 54.28 3.05 1.6899 2 6 2 6 55.32 16.15 1.6607 0 6 3 3 55.32 4.13 1.6607 6 0 3 3 56.02 15.96 1.6416 2 7 1 6 57.77 3.45 1.5960 4 0 4 3 57.87 18.06 1.5935 5 5 0 6 58.16 3.13 1.5862 4 5 2 6 58.57 2.21 1.5760 8 1 1 6 59.03 1.88 1.5649 3 2 4 6 59.82 3.76 1.5461 4 6 1 6 60.37 4.86 1.5333 9 0 0 3 60.65 6.35 1.5269 7 2 2 6 61.05 1.54 1.5178 7 3 1 6 61.50 15.60 1.5078 0 5 4 3 61.59 3.94 1.5057 8 2 0 6 62.71 3.74 1.4816 2 4 4 6 63.08 1.68 1.4737 1 8 2 6 63.91 17.07 1.4566 5 1 4 6 64.03 3.92 1.4542 1 7 3 6 64.28 4.82 1.4491 6 4 2 6 65.12 3.49 1.4324 0 1 5 3 65.19 4.47 1.4310 7 4 0 6 65.85 1.82 1.4183 1 9 1 6 65.85 6.15 1.4183 6 5 1 6 66.28 12.12 1.4102 4 3 4 6 66.39 1.47 1.4081 3 6 3 6 66.39 4.25 1.4081 6 3 3 6 68.18 1.34 1.3754 3 8 1 6 69.33 10.42 1.3553 10 0 1 3 70.10 2.86 1.3423 5 6 2 6 70.89 2.57 1.3294 3 5 4 6 70.91 3.15 1.3290 0 4 5 3 70.98 3.63 1.3279 6 6 0 6 71.00 4.20 1.3276 5 5 3 6 72.02 1.29 1.3113 6 2 4 6 72.04 2.02 1.3109 2 3 5 6 72.11 11.49 1.3098 10 1 0 6 72.37 2.52 1.3058 8 3 2 6 72.74 1.33 1.3001 5 7 1 6 73.49 1.48 1.2886 0 10 2 3 73.86 1.92 1.2831 8 4 1 6 74.28 11.12 1.2768 5 0 5 3 74.35 4.57 1.2758 9 3 0 6 74.37 2.38 1.2755 2 8 3 6 75.37 3.95 1.2610 5 4 4 6 77.18 4.21 1.2359 0 11 1 3 77.92 2.06 1.2261 4 8 2 6 78.28 1.28 1.2213 2 10 1 6 78.70 2.73 1.2159 3 4 5 6 79.93 1.98 1.2002 0 0 6 1 81.55 2.84 1.1804 11 1 1 6 83.19 1.40 1.1613 3 0 6 3 84.21 5.71 1.1498 10 1 3 6 86.26 1.03 1.1277 1 9 4 6 86.26 1.34 1.1277 6 5 4 6 86.36 2.19 1.1266 9 3 3 6 89.48 2.29 1.0952 10 0 4 3 89.50 1.17 1.0951 7 2 5 6 89.64 1.43 1.0937 3 3 6 6 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.