Barstowite Steele I M, Pluth J J, Stanley C J Mineralogical Magazine 63 (1999) 901-907 Crystal structure of barstowite (3PbCl2PbCO3H2O) Locality: Bounds Cliff, St Endellion, Cornwall _database_code_amcsd 0014538 CELL PARAMETERS: 4.2023 9.2020 16.6608 90.000 91.829 90.000 SPACE GROUP: P2_1/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 643.938 Density (g/cm3): 5.773 MAX. ABS. INTENSITY / VOLUME**2: 116.0351898 RIR: 6.544 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 5.31 7.14 16.6523 0 0 1 2 10.99 2.98 8.0541 0 1 1 4 14.35 8.66 6.1740 0 1 2 4 15.97 1.24 5.5508 0 0 3 2 18.67 3.38 4.7530 0 1 3 4 21.15 1.41 4.2002 1 0 0 2 21.34 46.40 4.1631 0 0 4 2 21.66 11.72 4.1038 -1 0 1 2 21.99 8.28 4.0421 1 0 1 2 22.07 100.00 4.0270 0 2 2 4 23.28 18.22 3.8210 1 1 0 4 23.45 8.69 3.7930 0 1 4 4 24.03 7.64 3.7028 1 0 2 2 25.14 5.09 3.5423 0 2 3 4 25.36 19.09 3.5116 -1 1 2 4 25.94 16.02 3.4351 1 1 2 4 26.19 14.07 3.4020 -1 0 3 2 26.77 5.76 3.3305 0 0 5 2 27.03 7.69 3.2991 1 0 3 2 28.50 1.25 3.1317 0 1 5 4 28.75 1.43 3.1055 1 1 3 4 28.78 5.05 3.1020 1 2 0 4 29.16 21.14 3.0626 -1 2 1 4 29.41 19.34 3.0367 1 2 1 4 30.51 13.71 2.9295 -1 2 2 4 30.72 1.33 2.9107 1 0 4 2 31.31 10.28 2.8566 -1 1 4 4 32.25 5.58 2.7754 0 0 6 2 32.26 9.55 2.7752 1 1 4 4 32.74 9.59 2.7355 -1 2 3 4 33.21 1.52 2.6978 0 2 5 4 33.38 2.40 2.6847 0 3 3 4 33.42 4.26 2.6811 1 2 3 4 33.73 7.00 2.6572 0 1 6 4 33.81 1.89 2.6511 -1 0 5 2 35.23 1.78 2.5475 -1 1 5 4 35.69 7.11 2.5160 -1 2 4 4 36.27 19.96 2.4771 1 3 0 4 36.29 1.34 2.4753 1 1 5 4 36.53 25.02 2.4598 1 2 4 4 37.69 4.29 2.3866 -1 3 2 4 37.86 16.14 2.3765 0 2 6 4 38.10 3.25 2.3621 1 3 2 4 38.30 6.02 2.3503 -1 0 6 2 39.16 21.39 2.3005 0 4 0 2 39.22 15.03 2.2971 -1 2 5 4 39.48 12.03 2.2823 1 0 6 2 39.58 4.27 2.2772 -1 1 6 4 40.19 6.91 2.2437 1 2 5 4 40.73 2.44 2.2152 1 1 6 4 42.09 5.80 2.1466 -1 3 4 4 42.79 10.80 2.1132 0 2 7 4 42.83 4.53 2.1114 1 3 4 4 43.07 15.72 2.1001 2 0 0 2 43.10 4.54 2.0989 -1 0 7 2 43.23 1.31 2.0930 -1 2 6 4 43.25 1.30 2.0919 -2 0 1 2 43.48 1.42 2.0815 0 0 8 2 43.61 2.23 2.0754 2 0 1 2 44.00 5.77 2.0580 0 3 6 4 44.26 1.42 2.0463 -1 1 7 4 44.36 1.06 2.0422 1 0 7 2 44.63 2.43 2.0302 0 1 8 4 45.02 11.11 2.0135 0 4 4 4 45.18 4.60 2.0067 -1 4 1 4 45.36 3.70 1.9994 1 4 1 4 45.50 1.97 1.9937 1 1 7 4 46.47 3.35 1.9541 1 4 2 4 46.73 1.35 1.9438 2 0 3 2 47.62 1.62 1.9096 -1 2 7 4 47.72 5.15 1.9057 -1 4 3 4 47.76 1.62 1.9043 -2 2 1 4 47.89 5.11 1.8996 -2 0 4 2 48.07 3.12 1.8928 0 4 5 4 48.10 1.96 1.8918 2 2 1 4 48.23 3.31 1.8870 1 4 3 4 48.58 10.68 1.8740 -2 2 2 4 49.21 1.43 1.8514 2 0 4 2 49.24 6.23 1.8504 2 2 2 4 49.25 4.60 1.8503 0 0 9 2 50.27 1.35 1.8150 2 1 4 4 51.00 3.35 1.7905 2 2 3 4 51.60 1.13 1.7712 0 4 6 4 52.23 2.56 1.7514 2 0 5 2 52.35 1.80 1.7476 -1 2 8 4 52.68 1.32 1.7375 -1 4 5 4 53.18 1.26 1.7224 0 3 8 4 53.60 4.27 1.7099 1 2 8 4 53.90 1.05 1.7010 -2 0 6 2 54.52 1.47 1.6833 0 5 4 4 54.89 1.42 1.6727 -2 1 6 4 55.48 2.02 1.6563 -1 5 2 4 55.78 1.68 1.6481 1 5 2 4 55.93 2.53 1.6440 -1 4 6 4 56.20 1.21 1.6368 2 2 5 4 56.69 1.20 1.6237 2 1 6 4 56.82 5.93 1.6202 1 4 6 4 57.38 1.79 1.6058 -1 2 9 4 57.79 6.71 1.5955 -2 2 6 4 59.01 2.88 1.5652 -1 0 10 2 59.42 1.39 1.5555 1 5 4 4 59.61 7.52 1.5510 2 4 0 4 59.63 3.18 1.5505 -1 4 7 4 59.93 1.00 1.5435 0 4 8 4 60.04 1.15 1.5410 2 4 1 4 60.45 3.46 1.5314 1 0 10 2 60.63 1.01 1.5272 1 4 7 4 61.48 5.31 1.5083 0 6 2 4 62.43 1.01 1.4876 -2 3 6 4 63.31 4.33 1.4689 2 2 7 4 63.51 3.80 1.4648 -2 4 4 4 63.58 1.59 1.4635 0 3 10 4 64.10 1.75 1.4528 2 3 6 4 64.29 1.82 1.4490 -1 5 6 4 64.62 1.01 1.4423 2 4 4 4 64.65 3.98 1.4418 0 4 9 4 64.84 5.19 1.4380 0 2 11 4 64.91 1.63 1.4366 -1 6 1 4 65.04 1.53 1.4339 1 6 1 4 67.18 2.30 1.3935 2 4 5 4 68.65 1.04 1.3671 1 5 7 4 68.67 1.75 1.3668 2 0 9 2 69.25 1.98 1.3568 1 6 4 4 70.10 1.22 1.3423 0 6 6 4 70.28 1.63 1.3394 3 2 0 4 70.92 1.95 1.3288 -3 2 2 4 71.00 1.93 1.3275 -1 6 5 4 73.13 1.88 1.2941 -1 4 10 4 73.46 1.32 1.2890 0 6 7 4 74.00 1.18 1.2809 0 0 13 2 74.20 1.47 1.2780 -1 2 12 4 74.42 2.44 1.2748 1 4 10 4 74.50 1.26 1.2737 3 3 0 4 75.18 2.98 1.2638 3 2 4 4 75.73 1.19 1.2560 -3 2 5 4 75.75 1.66 1.2557 1 2 12 4 75.83 1.96 1.2546 1 7 0 4 77.30 1.27 1.2343 3 0 6 2 77.74 2.24 1.2284 -2 6 2 4 78.25 1.26 1.2217 2 6 2 4 79.66 1.36 1.2036 -2 2 11 4 81.64 1.11 1.1793 3 4 2 4 81.71 1.30 1.1786 1 6 8 4 82.00 2.00 1.1751 2 4 9 4 82.43 2.02 1.1701 2 2 11 4 84.17 1.17 1.1502 0 8 0 2 85.19 1.15 1.1390 -2 6 6 4 85.23 1.03 1.1386 -2 2 12 4 87.08 1.38 1.1192 0 4 13 4 88.11 1.34 1.1087 0 8 4 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.