Euclase Hazen R M, Au A Y, Finger L W American Mineralogist 71 (1986) 977-984 High-pressure crystal chemistry of beryl (Be3Al2Si6O18) and euclase (BeAlSiO4OH) Sample: Pressure = .001 kbar _database_code_amcsd 0001036 CELL PARAMETERS: 4.7800 14.3220 4.6335 90.000 100.310 90.000 SPACE GROUP: P2_1/a X-RAY WAVELENGTH: 1.541838 Cell Volume: 312.084 Density (g/cm3): 3.087 MAX. ABS. INTENSITY / VOLUME**2: 9.071010240 RIR: 0.957 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 12.36 100.00 7.1610 0 2 0 2 19.47 10.82 4.5587 0 0 1 2 19.87 8.82 4.4681 1 1 0 4 20.44 1.42 4.3439 0 1 1 4 23.13 36.98 3.8456 0 2 1 4 24.87 8.76 3.5805 0 4 0 2 25.43 6.12 3.5026 -1 1 1 4 27.04 11.12 3.2970 0 3 1 4 27.66 54.12 3.2252 -1 2 1 4 30.30 4.68 2.9500 1 1 1 4 31.05 5.20 2.8806 -1 3 1 4 31.40 2.62 2.8488 1 4 0 4 31.78 15.14 2.8158 0 4 1 4 32.22 52.21 2.7785 1 2 1 4 35.29 29.52 2.5429 -1 4 1 4 36.74 30.27 2.4463 1 5 0 4 37.68 1.42 2.3870 0 6 0 2 38.28 17.07 2.3514 2 0 0 2 39.54 7.07 2.2793 0 0 2 2 39.87 13.12 2.2612 -2 0 1 2 40.06 10.17 2.2510 0 1 2 4 40.37 1.14 2.2341 2 2 0 4 40.38 1.56 2.2335 -2 1 1 4 41.29 2.40 2.1865 -1 1 2 4 41.58 2.86 2.1720 0 2 2 4 42.76 1.68 2.1146 0 6 1 4 42.87 3.05 2.1094 2 3 0 4 43.59 12.99 2.0765 1 5 1 4 44.02 1.52 2.0569 0 3 2 4 44.33 7.22 2.0435 -2 3 1 4 45.17 6.79 2.0073 -1 3 2 4 45.55 19.25 1.9915 -1 6 1 4 46.52 9.24 1.9523 2 0 1 2 46.97 1.25 1.9344 2 1 1 4 47.27 2.36 1.9228 0 4 2 4 48.32 7.32 1.8835 2 2 1 4 48.36 14.37 1.8821 -1 4 2 4 48.79 1.33 1.8666 0 7 1 4 49.11 1.71 1.8551 1 2 2 4 50.53 4.36 1.8061 -2 0 2 2 51.01 4.20 1.7902 0 8 0 2 51.22 4.53 1.7836 0 5 2 4 51.32 1.85 1.7803 -1 7 1 4 51.49 3.02 1.7748 -2 5 1 4 52.24 2.03 1.7509 -1 5 2 4 54.31 1.41 1.6893 -2 3 2 4 54.80 1.23 1.6751 2 6 0 4 54.87 4.36 1.6731 1 8 0 4 55.11 4.78 1.6664 0 8 1 4 55.76 2.25 1.6485 0 6 2 4 56.73 5.34 1.6226 -1 6 2 4 59.15 2.07 1.5620 -3 1 1 4 60.11 2.07 1.5393 1 8 1 4 60.61 1.53 1.5278 -2 5 2 4 61.08 2.40 1.5171 -2 7 1 4 61.52 5.39 1.5073 2 0 2 2 61.76 1.27 1.5021 -1 7 2 4 62.02 7.68 1.4964 1 6 2 4 63.02 2.05 1.4750 2 2 2 4 64.34 3.26 1.4480 0 3 3 4 64.72 1.27 1.4403 -2 6 2 4 64.79 5.83 1.4389 -3 4 1 4 64.87 2.30 1.4374 2 3 2 4 64.94 3.87 1.4360 3 4 0 4 65.53 1.56 1.4244 2 8 0 4 66.16 1.73 1.4124 2 7 1 4 66.37 2.68 1.4084 -3 1 2 4 66.40 1.01 1.4079 0 8 2 4 66.53 1.01 1.4055 -1 4 3 4 66.81 3.52 1.4003 1 7 2 4 66.81 1.20 1.4003 3 1 1 4 67.28 2.99 1.3917 -1 8 2 4 67.45 1.69 1.3886 -2 1 3 4 67.89 3.32 1.3806 3 2 1 4 68.05 6.44 1.3777 -3 5 1 4 68.20 7.79 1.3751 3 5 0 4 68.52 5.60 1.3694 -2 2 3 4 68.70 11.78 1.3664 0 10 1 4 69.41 2.13 1.3540 -2 7 2 4 69.59 7.23 1.3510 1 2 3 4 70.10 1.01 1.3424 0 5 3 4 70.29 6.42 1.3391 -2 3 3 4 71.35 3.68 1.3219 1 3 3 4 71.50 1.84 1.3195 2 8 1 4 71.60 1.13 1.3179 2 9 0 4 71.94 1.98 1.3125 -3 6 1 4 72.08 5.63 1.3103 3 6 0 4 72.13 4.52 1.3096 1 8 2 4 72.13 1.01 1.3095 3 4 1 4 73.79 4.08 1.2842 1 4 3 4 74.83 3.00 1.2689 -3 5 2 4 75.24 1.39 1.2629 3 5 1 4 76.02 1.18 1.2519 0 11 1 4 78.01 1.02 1.2249 -1 11 1 4 78.95 1.56 1.2127 0 10 2 4 79.16 1.17 1.2099 -2 10 1 4 80.66 1.39 1.1912 -4 0 1 2 83.58 2.47 1.1568 1 12 0 4 83.76 5.15 1.1548 2 10 1 4 83.92 1.48 1.1531 2 8 2 4 83.99 1.85 1.1522 -1 1 4 4 84.99 1.02 1.1412 -1 2 4 4 87.31 1.08 1.1168 3 9 0 4 87.31 1.43 1.1167 -4 2 2 4 87.98 1.08 1.1100 -3 5 3 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.