Beryl Aurisicchio C, Fioravanti G, Grubessi O, Zanazzi P F American Mineralogist 73 (1988) 826-837 Reappraisal of the crystal chemistry of beryl Sample: 22 Locality: Mawi mine, Nuristan, Afghanistan _database_code_amcsd 0001183 CELL PARAMETERS: 9.2148 9.2148 9.2318 90.000 90.000 120.000 SPACE GROUP: P6/mcc X-RAY WAVELENGTH: 1.541838 Cell Volume: 678.873 Density (g/cm3): 2.755 MAX. ABS. INTENSITY / VOLUME**2: 13.54457145 RIR: 1.601 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 11.09 71.54 7.9803 1 0 0 6 19.23 23.79 4.6159 0 0 2 2 22.25 9.68 3.9956 1 0 2 12 22.28 3.21 3.9901 2 0 0 6 27.35 100.00 3.2609 1 1 2 12 29.59 29.10 3.0186 2 0 2 12 29.62 10.08 3.0163 2 1 0 12 31.20 79.92 2.8671 2 1 1 24 33.69 2.12 2.6601 3 0 0 6 35.55 9.05 2.5250 2 1 2 24 39.03 7.88 2.3080 0 0 4 2 40.70 3.44 2.2171 1 0 4 12 40.77 3.78 2.2133 3 1 0 12 41.98 6.25 2.1523 3 1 1 24 43.93 2.02 2.0613 2 2 2 12 45.40 5.17 1.9978 2 0 4 12 45.46 1.30 1.9951 4 0 0 6 49.81 1.71 1.8308 3 2 0 12 50.81 8.13 1.7968 3 1 3 24 52.49 11.94 1.7433 3 0 4 12 52.55 9.97 1.7414 4 1 0 12 53.55 8.89 1.7113 4 1 1 24 53.87 2.67 1.7018 3 2 2 24 56.44 13.55 1.6305 2 2 4 12 56.48 2.87 1.6293 4 1 2 24 57.77 2.71 1.5961 5 0 0 6 58.62 2.46 1.5747 2 1 5 24 58.68 4.96 1.5734 3 2 3 24 60.14 3.55 1.5386 0 0 6 2 61.15 13.04 1.5156 4 1 3 24 61.48 1.89 1.5081 4 2 0 12 63.77 5.54 1.4594 1 1 6 12 63.88 5.18 1.4573 3 3 2 12 64.96 1.10 1.4356 2 0 6 12 65.02 3.54 1.4343 3 2 4 24 65.06 2.95 1.4336 4 2 2 24 67.36 1.37 1.3901 4 1 4 24 68.45 2.34 1.3706 2 1 6 24 68.55 1.60 1.3688 5 1 2 24 74.10 2.09 1.2795 2 2 6 12 74.20 8.95 1.2780 6 0 2 12 74.21 3.62 1.2779 5 2 0 12 74.97 4.60 1.2668 4 1 5 24 75.04 6.23 1.2658 5 2 1 24 75.27 3.92 1.2625 4 2 4 24 78.61 1.04 1.2170 6 1 0 12 79.28 5.68 1.2084 2 1 7 24 79.40 6.37 1.2068 4 3 3 24 81.57 1.42 1.1802 5 2 3 24 83.83 3.05 1.1540 0 0 8 2 83.98 1.45 1.1524 6 0 4 12 85.05 1.35 1.1405 4 3 4 24 87.19 3.24 1.1179 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.