Beryl Sherriff B L, Grundy H D, Hartman J S, Hawthorne F C, Cerny P The Canadian Mineralogist 29 (1991) 271-285 The incorporation of alkalis in beryl: multi-nuclear MAS NMR and crystal-structure study Sample: T-24 Locality: Bernic Lake, Manitoba, Canada _database_code_amcsd 0005261 CELL PARAMETERS: 9.2280 9.2280 9.2400 90.000 90.000 120.000 SPACE GROUP: P6/mcc X-RAY WAVELENGTH: 1.541838 Cell Volume: 681.424 Density (g/cm3): 2.744 MAX. ABS. INTENSITY / VOLUME**2: 11.53191564 RIR: 1.369 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 11.07 81.09 7.9917 1 0 0 6 19.21 31.79 4.6200 0 0 2 2 22.23 20.59 3.9997 1 0 2 12 22.25 3.94 3.9958 2 0 0 6 27.32 100.00 3.2647 1 1 2 12 29.56 25.23 3.0223 2 0 2 12 29.57 11.55 3.0206 2 1 0 12 31.15 90.82 2.8711 2 1 1 24 33.64 2.56 2.6639 3 0 0 6 35.51 15.72 2.5282 2 1 2 24 38.99 9.30 2.3100 0 0 4 2 40.66 3.77 2.2192 1 0 4 12 40.71 4.37 2.2165 3 1 0 12 41.89 1.04 2.1566 2 1 3 24 41.92 6.91 2.1553 3 1 1 24 43.86 1.10 2.0640 2 2 2 12 45.35 6.05 1.9999 2 0 4 12 45.38 1.36 1.9984 3 1 2 24 45.39 1.49 1.9979 4 0 0 6 49.73 2.00 1.8334 3 2 0 12 50.75 9.38 1.7991 3 1 3 24 52.43 13.35 1.7452 3 0 4 12 52.47 11.18 1.7439 4 1 0 12 53.47 10.09 1.7137 4 1 1 24 53.79 1.80 1.7041 3 2 2 24 56.36 14.54 1.6324 2 2 4 12 56.39 2.17 1.6316 4 1 2 24 57.67 3.05 1.5983 5 0 0 6 58.56 3.12 1.5764 2 1 5 24 58.59 5.65 1.5754 3 2 3 24 60.08 4.58 1.5400 0 0 6 2 61.06 14.57 1.5176 4 1 3 24 61.39 1.92 1.5103 4 2 0 12 62.29 1.01 1.4905 4 2 1 24 63.71 5.16 1.4608 1 1 6 12 63.78 4.78 1.4593 3 3 2 12 64.94 4.03 1.4361 3 2 4 24 64.96 4.53 1.4355 4 2 2 24 67.27 1.56 1.3918 4 1 4 24 68.38 3.47 1.3720 2 1 6 24 68.45 2.52 1.3707 5 1 2 24 74.01 1.92 1.2808 2 2 6 12 74.08 8.93 1.2798 6 0 2 12 74.09 3.93 1.2797 5 2 0 12 74.86 4.87 1.2683 4 1 5 24 74.92 6.76 1.2676 5 2 1 24 75.12 1.27 1.2647 3 1 6 24 75.16 3.87 1.2641 4 2 4 24 78.48 1.19 1.2187 6 1 0 12 79.19 5.98 1.2095 2 1 7 24 79.28 6.99 1.2085 4 3 3 24 81.44 1.52 1.1818 5 2 3 24 83.74 3.06 1.1550 0 0 8 2 83.84 1.55 1.1539 6 0 4 12 84.91 1.47 1.1420 4 3 4 24 87.05 3.41 1.1194 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.