Beryl Aurisicchio C, Fioravanti G, Grubessi O, Zanazzi P F American Mineralogist 73 (1988) 826-837 Reappraisal of the crystal chemistry of beryl Sample: 20 Locality: Salinas mine, Minas Gerais, Brazil _database_code_amcsd 0001184 CELL PARAMETERS: 9.2097 9.2097 9.2337 90.000 90.000 120.000 SPACE GROUP: P6/mcc X-RAY WAVELENGTH: 1.541838 Cell Volume: 678.262 Density (g/cm3): 2.757 MAX. ABS. INTENSITY / VOLUME**2: 13.58841325 RIR: 1.605 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 11.09 70.87 7.9758 1 0 0 6 19.22 23.81 4.6168 0 0 2 2 22.25 9.37 3.9957 1 0 2 12 22.29 3.08 3.9879 2 0 0 6 27.35 100.00 3.2604 1 1 2 12 29.60 28.92 3.0179 2 0 2 12 29.63 10.19 3.0146 2 1 0 12 31.21 79.45 2.8657 2 1 1 24 33.71 2.22 2.6586 3 0 0 6 35.57 8.88 2.5241 2 1 2 24 39.02 7.80 2.3084 0 0 4 2 40.69 3.46 2.2174 1 0 4 12 40.79 3.78 2.2121 3 1 0 12 42.00 6.18 2.1512 3 1 1 24 43.94 2.04 2.0604 2 2 2 12 45.40 5.12 1.9979 2 0 4 12 45.49 1.31 1.9940 4 0 0 6 49.84 1.68 1.8298 3 2 0 12 50.83 8.02 1.7963 3 1 3 24 52.50 11.96 1.7431 3 0 4 12 52.58 9.93 1.7405 4 1 0 12 53.58 8.60 1.7104 4 1 1 24 53.90 2.71 1.7011 3 2 2 24 56.45 13.32 1.6302 2 2 4 12 56.51 2.91 1.6286 4 1 2 24 57.80 2.70 1.5952 5 0 0 6 58.62 2.39 1.5747 2 1 5 24 58.70 4.78 1.5728 3 2 3 24 60.12 3.49 1.5389 0 0 6 2 61.17 12.76 1.5150 4 1 3 24 61.52 1.88 1.5073 4 2 0 12 63.76 5.51 1.4596 1 1 6 12 63.91 5.12 1.4566 3 3 2 12 64.95 1.09 1.4358 2 0 6 12 65.04 3.43 1.4339 3 2 4 24 65.10 2.90 1.4329 4 2 2 24 67.38 1.31 1.3897 4 1 4 24 68.45 2.25 1.3707 2 1 6 24 68.59 1.55 1.3682 5 1 2 24 74.10 2.05 1.2795 2 2 6 12 74.24 8.72 1.2774 6 0 2 12 74.26 3.56 1.2772 5 2 0 12 74.98 4.47 1.2666 4 1 5 24 75.09 6.07 1.2651 5 2 1 24 75.30 3.91 1.2621 4 2 4 24 79.28 5.56 1.2085 2 1 7 24 79.44 6.21 1.2063 4 3 3 24 81.62 1.38 1.1796 5 2 3 24 83.81 2.99 1.1542 0 0 8 2 84.01 1.40 1.1520 6 0 4 12 85.09 1.30 1.1401 4 3 4 24 87.24 3.22 1.1175 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.