Bechererite Giester G, Rieck B American Mineralogist 81 (1996) 244-248 Bechererite, (Zn,Cu)6Zn2(OH)13[(S,Si)(O,OH)4]2, a novel mineral species from the Tonopah-Belmont mine, Arizonia Note: U(1,2) changed for Si, S, O1, OH1 to match symmetry constraints. _database_code_amcsd 0001776 CELL PARAMETERS: 8.3190 8.3190 7.3770 90.000 90.000 120.000 SPACE GROUP: P-3 X-RAY WAVELENGTH: 1.541838 Cell Volume: 442.133 Density (g/cm3): 3.499 MAX. ABS. INTENSITY / VOLUME**2: 43.64941986 RIR: 4.062 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 12.00 100.00 7.3770 0 0 1 2 12.29 1.40 7.2045 1 0 0 6 17.20 3.67 5.1542 1 0 1 6 21.36 10.46 4.1595 1 1 0 6 24.13 14.91 3.6885 0 0 2 2 24.57 9.28 3.6232 1 1 1 6 24.57 12.08 3.6232 2 -1 1 6 27.16 29.44 3.2832 0 1 2 6 27.16 7.79 3.2832 1 0 2 6 27.56 1.34 3.2369 0 2 1 6 32.44 8.29 2.7597 1 1 2 6 32.44 5.89 2.7597 2 -1 2 6 32.89 26.35 2.7230 1 2 0 6 32.89 3.05 2.7230 2 1 0 6 34.81 2.31 2.5771 0 2 2 6 34.81 8.08 2.5771 2 0 2 6 35.13 47.88 2.5546 1 2 1 6 35.13 1.06 2.5546 -1 3 1 6 35.13 3.32 2.5546 2 1 1 6 35.13 6.50 2.5546 3 -1 1 6 37.45 2.36 2.4015 3 0 0 6 38.69 1.28 2.3272 1 0 3 6 41.21 1.78 2.1907 3 -1 2 6 41.21 15.35 2.1907 1 2 2 6 41.21 2.94 2.1907 -1 3 2 6 42.72 1.26 2.1168 1 1 3 6 45.05 2.25 2.0125 0 3 2 6 45.05 2.32 2.0125 3 0 2 6 45.39 1.37 1.9982 1 3 0 6 49.42 3.38 1.8442 0 0 4 2 49.98 14.60 1.8250 1 2 3 6 49.98 1.86 1.8250 2 1 3 6 49.98 8.03 1.8250 3 -1 3 6 50.37 1.50 1.8116 4 -2 2 6 50.37 2.89 1.8116 2 2 2 6 51.12 1.27 1.7866 1 0 4 6 52.05 3.81 1.7569 3 1 2 6 52.05 2.40 1.7569 -1 4 2 6 56.89 2.76 1.6185 0 4 2 6 56.89 1.17 1.6185 4 0 2 6 58.73 16.34 1.5721 4 1 0 6 60.18 4.65 1.5376 -1 5 1 6 60.18 4.73 1.5376 4 1 1 6 60.64 6.51 1.5270 1 2 4 6 60.64 11.00 1.5270 3 -1 4 6 61.48 1.03 1.5083 5 -2 2 6 61.48 1.82 1.5083 2 3 2 6 63.00 1.18 1.4754 0 0 5 2 64.42 1.20 1.4463 -1 5 2 6 64.42 1.12 1.4463 4 1 2 6 68.97 2.53 1.3615 2 4 0 6 70.12 1.29 1.3421 5 0 2 6 70.31 3.47 1.3389 6 -2 1 6 72.92 3.25 1.2972 3 -1 5 6 74.25 1.29 1.2773 6 -2 2 6 80.23 1.27 1.1964 4 1 4 6 80.23 1.36 1.1964 -1 5 4 6 80.66 1.02 1.1911 2 4 3 6 80.66 2.14 1.1911 6 -2 3 6 89.47 1.41 1.0954 6 -2 4 6 89.47 2.53 1.0954 2 4 4 6 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.