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: BLM503 Locality: Bernic Lake, Manitoba, Canada _database_code_amcsd 0005260 CELL PARAMETERS: 9.2100 9.2100 9.2300 90.000 90.000 120.000 SPACE GROUP: P6/mcc X-RAY WAVELENGTH: 1.541838 Cell Volume: 678.034 Density (g/cm3): 2.733 MAX. ABS. INTENSITY / VOLUME**2: 11.05637302 RIR: 1.317 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 11.09 100.00 7.9761 1 0 0 6 19.23 37.92 4.6150 0 0 2 2 22.26 23.66 3.9945 1 0 2 12 22.29 5.05 3.9880 2 0 0 6 27.36 99.87 3.2598 1 1 2 12 29.60 24.10 3.0175 2 0 2 12 29.63 10.30 3.0147 2 1 0 12 31.21 97.59 2.8657 2 1 1 24 33.71 2.24 2.6587 3 0 0 6 35.57 19.43 2.5239 2 1 2 24 39.03 8.93 2.3075 0 0 4 2 40.70 3.51 2.2166 1 0 4 12 40.79 3.98 2.2122 3 1 0 12 41.96 1.10 2.1533 2 1 3 24 42.00 7.70 2.1512 3 1 1 24 43.89 1.45 2.0630 1 1 4 12 45.41 7.46 1.9973 2 0 4 12 45.47 2.00 1.9948 3 1 2 24 45.49 2.08 1.9940 4 0 0 6 49.83 2.54 1.8298 3 2 0 12 50.84 10.03 1.7961 3 1 3 24 52.51 13.98 1.7427 3 0 4 12 52.58 11.21 1.7405 4 1 0 12 53.58 10.29 1.7104 4 1 1 24 53.90 1.61 1.7010 3 2 2 24 56.46 15.29 1.6299 2 2 4 12 56.51 1.96 1.6286 4 1 2 24 57.73 1.33 1.5969 3 1 4 24 57.80 3.75 1.5952 5 0 0 6 58.64 2.90 1.5743 2 1 5 24 58.71 5.97 1.5727 3 2 3 24 60.15 4.98 1.5383 0 0 6 2 61.18 15.80 1.5149 4 1 3 24 61.52 1.93 1.5073 4 2 0 12 62.43 1.10 1.4876 4 2 1 24 63.79 5.40 1.4591 1 1 6 12 63.91 4.99 1.4565 3 3 2 12 65.05 4.85 1.4338 3 2 4 24 65.10 5.44 1.4328 4 2 2 24 67.39 1.23 1.3896 4 1 4 24 68.47 4.08 1.3702 2 1 6 24 68.59 3.10 1.3682 5 1 2 24 74.13 1.86 1.2791 2 2 6 12 74.24 9.34 1.2774 6 0 2 12 74.26 4.15 1.2772 5 2 0 12 75.00 5.48 1.2664 4 1 5 24 75.09 7.64 1.2651 5 2 1 24 75.24 1.50 1.2630 3 1 6 24 75.31 4.32 1.2620 4 2 4 24 78.66 1.37 1.2163 6 1 0 12 79.31 6.94 1.2081 2 1 7 24 79.45 7.76 1.2063 4 3 3 24 81.62 1.66 1.1796 5 2 3 24 83.85 3.60 1.1537 0 0 8 2 84.02 2.03 1.1519 6 0 4 12 85.10 1.94 1.1400 4 3 4 24 87.24 3.68 1.1174 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.