Stoppaniite Ferraris G, Prencipe M, Rossi P European Journal of Mineralogy 10 (1998) 491-496 Stoppaniite, a new member of the beryl group: crystal structure and crystal-chemical implications _database_code_amcsd 0006751 CELL PARAMETERS: 9.3970 9.3970 9.2020 90.000 90.000 120.000 SPACE GROUP: P6/mcc X-RAY WAVELENGTH: 1.541838 Cell Volume: 703.706 Density (g/cm3): 2.853 MAX. ABS. INTENSITY / VOLUME**2: 13.71728734 RIR: 1.566 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 10.87 74.77 8.1380 1 0 0 6 18.89 1.58 4.6985 1 1 0 6 19.29 4.35 4.6010 0 0 2 2 22.20 43.38 4.0052 1 0 2 12 27.13 100.00 3.2873 1 1 2 12 29.03 1.64 3.0759 2 1 0 12 29.30 19.56 3.0480 2 0 2 12 30.65 63.65 2.9172 2 1 1 24 33.02 9.35 2.7127 3 0 0 6 35.09 17.47 2.5571 2 1 2 24 38.31 6.83 2.3493 2 2 0 6 39.16 10.87 2.3005 0 0 4 2 39.94 1.55 2.2571 3 1 0 12 40.76 1.45 2.2137 1 0 4 12 41.18 4.69 2.1921 3 1 1 24 41.58 2.56 2.1720 2 1 3 24 43.24 6.34 2.0923 2 2 2 12 44.53 1.07 2.0345 4 0 0 6 44.72 6.56 2.0264 3 1 2 24 45.28 3.71 2.0026 2 0 4 12 48.78 1.82 1.8670 3 2 0 12 49.84 1.91 1.8297 3 2 1 24 50.18 6.72 1.8179 3 1 3 24 51.46 14.63 1.7759 4 1 0 12 52.13 15.48 1.7545 3 0 4 12 52.48 4.32 1.7437 4 1 1 24 55.46 5.56 1.6567 4 1 2 24 55.94 18.89 1.6437 2 2 4 12 56.54 4.44 1.6276 5 0 0 6 57.81 2.65 1.5948 3 2 3 24 58.44 1.51 1.5793 2 1 5 24 60.17 1.07 1.5379 4 2 0 12 60.21 9.26 1.5369 4 1 3 24 60.35 1.74 1.5337 0 0 6 2 62.66 4.79 1.4826 3 3 2 12 63.81 2.64 1.4586 4 2 2 24 63.84 5.25 1.4580 1 1 6 12 64.25 3.26 1.4497 3 2 4 24 66.52 1.22 1.4057 4 1 4 24 67.20 3.99 1.3930 5 1 2 24 68.34 3.26 1.3725 2 1 6 24 69.27 1.53 1.3563 6 0 0 6 72.54 3.92 1.3031 5 2 0 12 72.68 8.75 1.3010 6 0 2 12 73.38 4.51 1.2903 5 2 1 24 73.78 2.86 1.2842 2 2 6 12 74.16 2.93 1.2785 4 2 4 24 74.21 2.37 1.2779 4 1 5 24 74.85 2.17 1.2685 3 1 6 24 77.90 3.39 1.2263 4 3 3 24 79.25 3.46 1.2088 2 1 7 24 80.00 1.09 1.1994 5 2 3 24 83.61 2.39 1.1565 4 3 4 24 84.17 2.37 1.1502 0 0 8 2 85.67 4.67 1.1339 5 2 4 24 89.42 2.05 1.0958 3 3 6 12 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.