Hydrocerussite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from single crystal data of R080104 Martinetto P, Anne M, Dooryhee E, Walter P, Tsoucaris G Acta Crystallographica C58 (2002) i82-i84 Synthetic hydrocerussite, 2PbCO3*Pb(OH)2 by X-ray powder diffraction Locality: synthetic CELL PARAMETERS: 5.2490 5.2490 23.9990 90.000 90.000 120.000 SPACE GROUP: R-3m ATOM X Y Z OCCUPANCY ISO(B) Pb 0.00000 0.00000 0.21510 1.000 1.358 Pb 0.91580 -0.91580 0.00160 0.167 1.698 C 0.00000 0.00000 0.43040 1.000 2.211 O 0.85680 -0.85680 0.43180 1.000 2.211 OH -0.29300 0.29300 0.02000 0.333 0.790 X-RAY WAVELENGTHS: 1.540562 1.544390 BOUNDS ON TWO THETA: 5.0 90.0 LIMITS IMPOSED ON THE INDICES ARE: +/- 4 +/- 4 +/- 22 MAX. ABS. INTENSITY / VOLUME**2: 167.5896995 The INTENSITY cut off value is 1.00 2-THETA INTENSITY D-SPACING H K L 11.05 / 11.08 2.61 / 1.31 7.9997 0 0 3 19.86 / 19.91 26.99 / 13.50 4.4664 1 0 1 20.88 / 20.93 26.73 / 13.37 4.2510 0 1 2 24.55 / 24.61 74.56 / 37.28 3.6232 1 0 4 26.99 / 27.06 100.00 / 50.00 3.3005 0 1 5 32.69 / 32.77 8.76 / 4.38 2.7372 1 0 7 33.58 / 33.67 34.84 / 17.42 2.6666 0 0 9 34.13 / 34.22 53.06 / 26.53 2.6245 1 1 0 35.98 / 36.08 9.17 / 4.58 2.4937 1 1 3 39.80 / 39.91 1.34 / 0.67 2.2628 0 2 1 40.35 / 40.46 24.02 / 12.01 2.2332 2 0 2 42.50 / 42.61 14.72 / 7.36 2.1255 0 2 4 42.56 / 42.67 18.43 / 9.22 2.1223 1 0 10 44.05 / 44.16 18.12 / 9.06 2.0542 2 0 5 46.11 / 46.23 1.70 / 0.85 1.9669 0 1 11 47.98 / 48.11 12.67 / 6.34 1.8944 0 2 7 48.64 / 48.77 29.47 / 14.74 1.8705 1 1 9 53.53 / 53.68 3.27 / 1.63 1.7104 1 0 13 53.86 / 54.00 16.17 / 8.08 1.7008 1 2 2 55.59 / 55.74 3.66 / 1.83 1.6517 2 1 4 55.65 / 55.80 2.53 / 1.27 1.6502 0 2 10 56.87 / 57.03 7.20 / 3.60 1.6176 1 2 5 57.40 / 57.56 13.67 / 6.83 1.6040 0 1 14 57.93 / 58.08 7.09 / 3.55 1.5907 1 1 12 58.60 / 58.76 3.92 / 1.96 1.5740 2 0 11 60.19 / 60.36 13.11 / 6.56 1.5360 2 1 7 61.11 / 61.28 4.02 / 2.01 1.5153 3 0 0 62.22 / 62.39 1.29 / 0.65 1.4909 1 2 8 62.31 / 62.49 3.71 / 1.86 1.4888 0 3 3 62.31 / 62.49 2.22 / 1.11 1.4888 3 0 3 65.03 / 65.21 1.14 / 0.57 1.4330 0 2 13 66.92 / 67.11 3.05 / 1.52 1.3970 2 1 10 68.50 / 68.70 4.31 / 2.15 1.3686 2 0 14 69.59 / 69.79 3.99 / 2.00 1.3498 1 2 11 70.58 / 70.78 1.52 / 0.76 1.3333 0 0 18 71.56 / 71.77 1.71 / 0.85 1.3174 3 0 9 71.56 / 71.77 2.02 / 1.01 1.3174 0 3 9 71.89 / 72.09 3.34 / 1.67 1.3123 2 2 0 73.00 / 73.21 3.86 / 1.93 1.2949 2 2 3 75.81 / 76.03 6.35 / 3.17 1.2539 3 1 2 75.95 / 76.17 1.78 / 0.89 1.2519 0 2 16 76.31 / 76.53 1.40 / 0.70 1.2469 2 2 6 78.35 / 78.58 2.55 / 1.28 1.2194 3 1 5 78.53 / 78.77 4.18 / 2.09 1.2170 1 0 19 78.80 / 79.04 3.55 / 1.77 1.2135 1 2 14 79.25 / 79.49 2.09 / 1.05 1.2077 3 0 12 79.25 / 79.49 3.07 / 1.54 1.2077 0 3 12 80.78 / 81.03 2.90 / 1.45 1.1887 1 1 18 81.23 / 81.47 5.91 / 2.95 1.1833 1 3 7 81.72 / 81.97 3.27 / 1.64 1.1774 2 2 9 85.82 / 86.08 2.76 / 1.38 1.1314 0 4 2 85.95 / 86.22 3.61 / 1.81 1.1299 2 1 16 88.48 / 88.76 1.21 / 0.61 1.1041 0 2 19 89.19 / 89.47 3.17 / 1.59 1.0972 2 2 12 89.76 / 90.05 2.35 / 1.17 1.0916 3 1 11 89.85 / 90.14 1.73 / 0.87 1.0907 1 2 17 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.