Eudidymite Fang J H, Robinson P D, Ohya Y American Mineralogist 57 (1972) 1345-1354 Redetermination of the crystal structure of eudidymite and its dimorphic relationship to epididymite _database_code_amcsd 0000293 CELL PARAMETERS: 12.6300 7.3800 14.0200 90.000 103.720 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 1269.508 Density (g/cm3): 2.577 MAX. ABS. INTENSITY / VOLUME**2: 4.302502859 RIR: 0.544 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 13.00 4.68 6.8100 0 0 2 2 14.00 70.85 6.3241 1 1 0 4 14.44 23.85 6.1348 2 0 0 2 14.70 5.82 6.0242 -1 1 1 4 16.16 4.74 5.4855 1 1 1 4 17.94 10.05 4.9453 -1 1 2 4 20.30 9.46 4.3751 1 1 2 4 22.67 17.41 3.9222 -1 1 3 4 24.12 39.22 3.6900 0 2 0 2 24.38 19.21 3.6510 -3 1 1 4 25.51 22.01 3.4914 1 1 3 4 26.17 84.58 3.4050 0 0 4 2 26.76 4.93 3.3312 -2 0 4 2 27.49 23.79 3.2443 0 2 2 4 28.18 100.00 3.1666 -2 2 1 4 28.21 68.25 3.1638 -1 1 4 4 28.22 12.95 3.1621 2 2 0 4 28.38 11.18 3.1448 -3 1 3 4 28.95 64.78 3.0841 -4 0 2 2 29.11 87.85 3.0674 4 0 0 2 29.66 11.75 3.0121 -2 2 2 4 29.78 55.43 3.0004 2 2 1 4 30.54 5.67 2.9268 3 1 2 4 31.32 37.79 2.8559 1 1 4 4 32.32 1.82 2.7700 -3 1 4 4 32.47 2.04 2.7577 -2 2 3 4 32.65 6.80 2.7428 2 2 2 4 32.98 5.39 2.7163 2 0 4 2 34.40 14.87 2.6072 -4 0 4 2 34.81 5.29 2.5772 4 0 2 2 35.01 6.42 2.5632 3 1 3 4 35.89 14.52 2.5024 0 2 4 4 36.33 1.52 2.4727 -2 2 4 4 36.56 9.06 2.4577 2 2 3 4 37.10 6.20 2.4230 -3 1 5 4 37.28 4.07 2.4120 1 3 0 4 37.49 9.80 2.3990 -4 2 1 4 37.51 3.44 2.3976 1 1 5 4 37.57 4.45 2.3943 -1 3 1 4 37.92 1.06 2.3729 -5 1 2 4 38.03 11.10 2.3664 -4 2 2 4 38.15 1.37 2.3588 4 2 0 4 38.90 1.20 2.3151 -2 0 6 2 39.03 1.39 2.3077 -1 3 2 4 39.71 5.96 2.2700 0 0 6 2 40.17 1.58 2.2447 3 1 4 4 40.24 3.21 2.2410 1 3 2 4 40.55 4.28 2.2248 -1 1 6 4 41.19 1.68 2.1915 0 2 5 4 41.27 3.25 2.1875 2 2 4 4 42.45 7.11 2.1293 -4 2 4 4 42.59 1.53 2.1228 -3 3 1 4 42.80 4.04 2.1129 4 2 2 4 43.35 3.88 2.0871 -3 3 2 4 43.62 3.21 2.0751 -4 0 6 2 43.83 1.02 2.0656 5 1 2 4 44.00 7.57 2.0580 1 1 6 4 44.29 1.02 2.0449 6 0 0 2 45.04 22.97 2.0130 -1 3 4 4 45.17 1.20 2.0071 -5 1 5 4 46.30 1.51 1.9611 -2 2 6 4 46.63 4.31 1.9476 3 3 2 4 47.00 2.78 1.9334 0 2 6 4 47.16 1.28 1.9271 -1 1 7 4 48.39 3.31 1.8808 -3 1 7 4 49.28 1.88 1.8491 -1 3 5 4 49.36 10.29 1.8464 -5 1 6 4 49.87 8.51 1.8285 3 3 3 4 49.88 5.36 1.8283 0 4 1 4 49.96 9.14 1.8255 -6 2 2 4 50.04 24.70 1.8229 -6 2 1 4 50.46 4.20 1.8087 -4 2 6 4 50.75 1.63 1.7989 1 1 7 4 51.47 9.00 1.7755 -3 3 5 4 51.71 6.17 1.7676 -2 4 1 4 51.78 4.12 1.7654 1 3 5 4 52.09 1.66 1.7557 -2 2 7 4 52.35 12.19 1.7475 5 1 4 4 52.62 3.43 1.7393 -2 4 2 4 52.66 1.64 1.7381 -6 0 6 2 52.69 2.93 1.7371 2 4 1 4 52.81 4.41 1.7336 -7 1 3 4 53.62 1.14 1.7092 0 4 3 4 53.75 3.17 1.7054 7 1 0 4 53.85 7.06 1.7025 0 0 8 2 54.04 6.49 1.6969 -1 1 8 4 54.18 2.72 1.6929 -1 3 6 4 54.20 1.73 1.6922 -5 1 7 4 55.17 2.95 1.6648 -5 3 4 4 55.29 1.06 1.6616 -6 2 5 4 55.77 2.23 1.6484 -3 3 6 4 55.80 1.12 1.6474 4 0 6 2 55.86 1.09 1.6460 7 1 1 4 56.99 2.46 1.6159 1 3 6 4 57.78 4.33 1.5957 1 1 8 4 57.84 5.00 1.5941 6 0 4 2 58.37 5.94 1.5810 4 4 0 4 58.46 8.75 1.5786 -8 0 2 2 58.51 1.96 1.5774 3 1 7 4 58.55 3.39 1.5765 3 3 5 4 58.72 1.32 1.5724 -6 2 6 4 59.33 3.05 1.5576 6 2 3 4 59.71 1.56 1.5486 2 0 8 2 59.83 7.00 1.5459 0 2 8 4 60.14 1.17 1.5386 5 3 3 4 60.35 1.61 1.5337 8 0 0 2 60.48 2.32 1.5308 -2 4 5 4 60.70 2.07 1.5258 -3 3 7 4 61.37 2.45 1.5107 -3 1 9 4 61.58 1.11 1.5060 -4 4 4 4 63.73 4.05 1.4604 -7 1 7 4 63.82 1.86 1.4584 3 3 6 4 64.49 1.38 1.4449 -8 2 3 4 64.68 2.76 1.4411 -1 5 2 4 64.83 3.09 1.4382 2 4 5 4 64.99 1.61 1.4351 -2 2 9 4 65.11 2.15 1.4327 1 1 9 4 65.48 1.83 1.4255 8 0 2 2 65.54 7.52 1.4244 1 5 2 4 65.62 4.92 1.4228 -8 2 4 4 65.63 1.08 1.4225 -1 3 8 4 66.21 6.78 1.4115 -3 3 8 4 67.58 2.08 1.3862 -6 4 2 4 67.64 2.84 1.3851 -6 4 1 4 67.75 1.98 1.3832 1 5 3 4 68.00 1.50 1.3786 -7 3 5 4 68.05 3.08 1.3777 -9 1 2 4 68.31 2.02 1.3732 -6 4 3 4 68.41 1.59 1.3714 4 4 4 4 68.42 1.13 1.3713 -4 0 10 2 68.95 4.23 1.3620 0 0 10 2 68.99 1.04 1.3613 1 3 8 4 69.14 3.46 1.3586 -3 5 3 4 69.17 2.28 1.3582 4 0 8 2 69.65 1.58 1.3499 3 3 7 4 69.82 1.43 1.3471 -6 4 4 4 70.28 1.57 1.3394 3 5 2 4 70.32 1.17 1.3388 0 4 7 4 70.70 1.12 1.3324 1 5 4 4 70.87 1.11 1.3297 -7 3 6 4 71.26 2.44 1.3234 -3 5 4 4 72.02 2.27 1.3113 -5 1 10 4 72.09 1.53 1.3102 -6 4 5 4 72.27 1.81 1.3074 -3 3 9 4 72.46 2.86 1.3044 2 2 9 4 73.13 5.38 1.2940 -9 1 6 4 73.25 4.93 1.2922 7 3 3 4 74.08 1.23 1.2798 5 3 6 4 74.22 1.97 1.2777 0 2 10 4 74.44 2.65 1.2746 4 2 8 4 74.45 4.35 1.2743 -7 3 7 4 74.63 2.99 1.2718 -5 5 2 4 75.05 1.69 1.2657 2 4 7 4 75.09 1.28 1.2651 -6 4 6 4 75.39 1.88 1.2608 -10 0 2 2 75.39 6.45 1.2608 9 1 2 4 75.63 1.19 1.2574 6 4 3 4 76.09 1.65 1.2509 3 5 4 4 76.35 3.52 1.2474 -1 5 6 4 76.48 1.02 1.2455 5 5 1 4 78.51 1.51 1.2183 -9 3 2 4 78.60 5.19 1.2171 5 5 2 4 78.72 1.74 1.2156 1 5 6 4 79.46 1.23 1.2062 -9 3 4 4 79.63 2.02 1.2040 -2 2 11 4 80.05 1.09 1.1987 6 2 7 4 80.13 2.10 1.1978 -9 1 8 4 80.74 2.88 1.1902 -2 4 9 4 81.02 1.04 1.1868 -1 5 7 4 81.32 2.23 1.1832 -8 4 4 4 81.35 1.41 1.1829 -10 2 1 4 81.63 2.17 1.1794 8 4 0 4 81.74 1.17 1.1781 2 6 2 4 82.67 1.19 1.1672 -5 5 6 4 83.42 1.06 1.1587 9 1 4 4 83.52 1.20 1.1576 -4 0 12 2 83.57 1.33 1.1570 7 1 7 4 83.69 1.07 1.1556 5 1 9 4 84.14 1.66 1.1505 8 0 6 2 84.73 1.09 1.1441 3 5 6 4 85.54 1.27 1.1352 9 3 2 4 85.65 1.91 1.1341 -6 2 11 4 86.13 1.04 1.1290 7 5 0 4 87.74 1.73 1.1124 2 4 9 4 88.30 1.92 1.1068 -6 4 9 4 88.54 1.35 1.1044 -7 5 5 4 89.15 1.43 1.0984 8 2 6 4 89.17 1.04 1.0982 6 4 6 4 89.31 1.29 1.0969 -7 3 10 4 89.91 2.52 1.0911 -9 1 10 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.