Taranakite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern Dick S, Gossner U, Weiss A, Robl C, Grossman G, Ohms G, Zeiske T Inorganica Chimica Acta 269 (1998) 47-57 Taranakite - the mineral with the longest crystallographic axis Locality: synthetic _database_code_amcsd 0012725 CELL PARAMETERS: 8.697162 8.697162 95.04758 90.00000 90.00000 120.0000 SPACE GROUP: R-3c X-RAY WAVELENGTH: 1.541838 Cell Volume: 6234.059 Density (g/cm3): 2.145 MAX. ABS. INTENSITY / VOLUME**2: 17.09730694 RIR: 2.595 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 5.81 100.00 15.8413 0 0 6 11.40 11.90 7.9206 0 0 12 12.12 16.72 7.4391 0 1 2 12.56 3.41 7.1799 1 0 4 15.23 9.48 5.9032 1 0 10 17.81 2.33 5.0429 0 1 14 19.25 1.88 4.6643 1 0 16 20.64 3.44 4.3486 1 1 0 20.84 7.63 4.3082 1 1 3 21.41 1.66 4.1934 1 1 6 22.34 2.68 4.0192 0 1 20 23.55 24.92 3.8119 1 1 12 23.96 5.51 3.7476 1 0 22 24.14 2.45 3.7196 0 2 4 25.05 12.51 3.5855 1 1 15 26.77 5.69 3.3568 1 1 18 27.29 7.85 3.2932 2 0 14 28.27 4.54 3.1807 0 2 16 28.38 2.58 3.1683 0 0 30 28.68 19.39 3.1358 1 1 21 30.49 4.46 2.9516 2 0 20 30.74 1.87 2.9280 1 1 24 31.65 1.03 2.8455 2 1 1 31.73 8.30 2.8388 0 2 22 31.99 11.50 2.8154 1 2 5 32.34 3.52 2.7862 2 1 7 32.94 5.90 2.7361 1 1 27 33.05 1.14 2.7271 2 1 10 33.34 1.69 2.7038 1 2 11 34.16 3.73 2.6402 0 0 36 34.36 2.89 2.6253 1 2 14 34.39 6.55 2.6231 2 0 26 35.16 3.23 2.5672 2 1 16 35.59 1.91 2.5369 1 2 17 36.43 1.35 2.4797 3 0 6 37.79 4.81 2.3933 0 3 12 37.79 1.38 2.3933 3 0 12 38.60 2.11 2.3444 1 2 23 39.98 1.95 2.2661 1 0 40 42.24 1.73 2.1493 1 2 29 43.52 2.41 2.0885 1 3 1 44.05 5.19 2.0647 1 3 7 44.26 1.84 2.0552 1 2 32 44.60 1.58 2.0403 1 3 10 46.02 1.32 1.9802 0 0 48 46.33 1.41 1.9677 3 0 30 46.60 1.67 1.9569 3 1 17 47.91 2.44 1.9059 2 2 24 49.05 1.08 1.8643 3 1 23 49.53 1.13 1.8471 4 0 10 50.19 1.81 1.8242 2 1 40 50.85 2.04 1.8021 1 1 48 50.98 1.15 1.7976 1 2 41 51.55 2.41 1.7791 1 3 28 52.60 1.39 1.7459 2 1 43 53.42 2.64 1.7208 1 2 44 54.79 1.05 1.6810 0 3 42 56.13 2.69 1.6436 4 1 0 57.43 1.76 1.6093 4 1 12 58.02 1.04 1.5942 2 3 23 61.96 1.13 1.5017 3 1 44 65.66 1.04 1.4253 1 1 63 74.21 1.13 1.2803 2 2 60 74.41 1.07 1.2773 0 2 70 74.41 1.07 1.2773 0 2 70 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.