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 = 21 kbar _database_code_amcsd 0001037 CELL PARAMETERS: 4.7590 14.2550 4.6120 90.000 100.240 90.000 SPACE GROUP: P2_1/a X-RAY WAVELENGTH: 1.541838 Cell Volume: 307.892 Density (g/cm3): 3.108 MAX. ABS. INTENSITY / VOLUME**2: 10.02420774 RIR: 1.050 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 12.42 100.00 7.1275 0 2 0 2 19.56 12.35 4.5385 0 0 1 2 19.96 7.95 4.4492 1 1 0 4 20.54 1.61 4.3246 0 1 1 4 23.23 33.79 3.8283 0 2 1 4 24.99 9.12 3.5638 0 4 0 2 25.56 4.68 3.4850 -1 1 1 4 27.17 10.10 3.2820 0 3 1 4 27.80 52.02 3.2092 -1 2 1 4 30.42 3.85 2.9387 1 1 1 4 31.20 3.93 2.8665 -1 3 1 4 31.55 2.11 2.8360 1 4 0 4 31.93 14.37 2.8029 0 4 1 4 32.35 46.14 2.7676 1 2 1 4 35.47 26.13 2.5306 -1 4 1 4 36.91 27.18 2.4352 1 5 0 4 37.87 1.36 2.3758 0 6 0 2 38.44 15.62 2.3416 2 0 0 2 39.72 6.47 2.2693 0 0 2 2 40.07 11.32 2.2503 -2 0 1 2 40.24 9.78 2.2411 0 1 2 4 40.59 1.34 2.2228 -2 1 1 4 41.50 2.46 2.1757 -1 1 2 4 41.77 2.29 2.1623 0 2 2 4 42.97 1.09 2.1049 0 6 1 4 43.07 2.53 2.1004 2 3 0 4 43.78 12.64 2.0677 1 5 1 4 44.23 1.39 2.0477 0 3 2 4 44.55 5.73 2.0338 -2 3 1 4 45.40 5.95 1.9975 -1 3 2 4 45.78 16.66 1.9819 -1 6 1 4 46.71 8.49 1.9448 2 0 1 2 47.16 1.22 1.9270 2 1 1 4 47.50 2.60 1.9141 0 4 2 4 48.52 5.84 1.8762 2 2 1 4 48.61 12.94 1.8729 -1 4 2 4 49.03 1.02 1.8580 0 7 1 4 49.32 1.40 1.8477 1 2 2 4 50.81 4.35 1.7970 -2 0 2 2 51.27 4.11 1.7819 0 8 0 2 51.47 3.78 1.7755 0 5 2 4 51.58 1.51 1.7718 -1 7 1 4 51.75 2.65 1.7664 -2 5 1 4 52.52 1.69 1.7425 -1 5 2 4 54.60 1.11 1.6809 -2 3 2 4 55.07 1.14 1.6677 2 6 0 4 55.15 3.20 1.6654 1 8 0 4 55.39 4.30 1.6586 0 8 1 4 56.04 1.76 1.6410 0 6 2 4 57.03 4.39 1.6148 -1 6 2 4 59.45 1.81 1.5549 -3 1 1 4 60.41 1.68 1.5324 1 8 1 4 60.94 1.12 1.5202 -2 5 2 4 61.40 2.51 1.5099 -2 7 1 4 61.78 4.57 1.5016 2 0 2 2 62.09 1.09 1.4949 -1 7 2 4 62.31 6.93 1.4900 1 6 2 4 63.29 1.74 1.4694 2 2 2 4 64.66 2.88 1.4415 0 3 3 4 65.08 1.05 1.4332 -2 6 2 4 65.13 5.01 1.4323 -3 4 1 4 65.15 1.93 1.4318 2 3 2 4 65.25 3.30 1.4299 3 4 0 4 65.87 1.40 1.4180 2 8 0 4 66.48 1.70 1.4065 2 7 1 4 66.74 2.10 1.4015 -3 1 2 4 67.11 1.11 1.3948 3 1 1 4 67.13 2.94 1.3943 1 7 2 4 67.64 2.27 1.3850 -1 8 2 4 67.83 1.51 1.3816 -2 1 3 4 68.19 2.87 1.3752 3 2 1 4 68.41 5.56 1.3713 -3 5 1 4 68.53 6.95 1.3692 3 5 0 4 68.91 4.86 1.3626 -2 2 3 4 69.06 9.85 1.3600 0 10 1 4 69.80 1.72 1.3474 -2 7 2 4 69.92 6.49 1.3455 1 2 3 4 70.70 5.45 1.3325 -2 3 3 4 71.69 3.33 1.3165 1 3 3 4 71.86 1.81 1.3138 2 8 1 4 71.98 1.05 1.3119 2 9 0 4 72.33 1.59 1.3065 -3 6 1 4 72.44 4.80 1.3046 3 6 0 4 72.49 3.67 1.3039 1 8 2 4 74.14 3.47 1.2789 1 4 3 4 75.26 2.69 1.2627 -3 5 2 4 75.60 1.09 1.2578 3 5 1 4 79.38 1.29 1.2071 0 10 2 4 79.61 1.01 1.2042 -2 10 1 4 81.10 1.19 1.1858 -4 0 1 2 84.06 2.18 1.1515 1 12 0 4 84.21 4.00 1.1497 2 10 1 4 84.35 1.33 1.1483 2 8 2 4 84.48 1.37 1.1468 -1 1 4 4 87.80 1.01 1.1118 3 9 0 4 87.84 1.26 1.1114 -4 2 2 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.