Beryl 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 = 57 kbar _database_code_amcsd 0001043 CELL PARAMETERS: 9.1270 9.1270 9.0640 90.000 90.000 120.000 SPACE GROUP: P6/mcc X-RAY WAVELENGTH: 1.541838 Cell Volume: 653.893 Density (g/cm3): 2.730 MAX. ABS. INTENSITY / VOLUME**2: 19.77311024 RIR: 2.359 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 11.19 100.00 7.9042 1 0 0 6 19.45 3.62 4.5635 1 1 0 6 19.59 21.98 4.5320 0 0 2 2 22.50 5.32 3.9521 2 0 0 6 22.62 17.36 3.9316 1 0 2 12 27.74 52.56 3.2157 1 1 2 12 29.91 2.37 2.9875 2 1 0 12 30.00 11.81 2.9786 2 0 2 12 31.53 52.85 2.8374 2 1 1 24 36.01 13.49 2.4943 2 1 2 24 39.78 4.18 2.2660 0 0 4 2 41.18 1.27 2.1922 3 1 0 12 42.42 5.28 2.1308 3 1 1 24 44.65 1.89 2.0296 1 1 4 12 45.93 2.26 1.9761 4 0 0 6 45.99 1.44 1.9735 3 1 2 24 46.18 5.99 1.9658 2 0 4 12 50.32 2.33 1.8134 3 2 0 12 51.50 5.05 1.7744 3 1 3 24 53.10 4.53 1.7248 4 1 0 12 53.32 6.26 1.7180 3 0 4 12 54.13 4.64 1.6944 4 1 1 24 57.30 6.51 1.6078 2 2 4 12 58.37 2.92 1.5808 5 0 0 6 58.59 1.48 1.5756 3 1 4 24 59.45 3.38 1.5548 3 2 3 24 59.66 1.55 1.5498 2 1 5 24 61.37 3.04 1.5107 0 0 6 2 61.95 8.56 1.4979 4 1 3 24 64.63 2.46 1.4421 3 3 2 12 65.03 2.55 1.4341 1 1 6 12 65.83 3.31 1.4187 4 2 2 24 65.98 3.31 1.4158 3 2 4 24 69.37 1.96 1.3547 5 1 2 24 69.76 2.24 1.3481 2 1 6 24 75.05 1.92 1.2657 5 2 0 12 75.09 4.75 1.2650 6 0 2 12 75.90 4.07 1.2535 5 2 1 24 76.19 2.49 1.2496 4 1 5 24 76.36 1.84 1.2472 4 2 4 24 76.60 1.11 1.2439 3 1 6 24 80.45 4.03 1.1937 4 3 3 24 80.92 3.25 1.1881 2 1 7 24 85.20 1.31 1.1389 6 0 4 12 85.75 1.61 1.1330 0 0 8 2 86.30 1.45 1.1272 4 3 4 24 88.48 1.62 1.1050 5 2 4 24 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.