Nesquehonite Giester G, Lengauer C L, Rieck B Mineralogy and Petrology 70 (2000) 153-163 The crystal structure of nesquehonite, MgCO3*3H2O, from Lavrion, Greece Locality: Sounion, Lavrion mining district, Greece _database_code_amcsd 0014644 CELL PARAMETERS: 7.7010 5.3650 12.1260 90.000 90.410 90.000 SPACE GROUP: P2_1/n X-RAY WAVELENGTH: 1.541838 Cell Volume: 500.983 Density (g/cm3): 1.834 MAX. ABS. INTENSITY / VOLUME**2: 4.304073232 RIR: 0.764 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 13.58 50.12 6.5218 -1 0 1 2 13.67 79.81 6.4797 1 0 1 2 14.61 2.51 6.0628 0 0 2 2 18.08 9.38 4.9062 0 1 1 4 21.45 5.07 4.1432 -1 1 1 4 23.10 100.00 3.8504 2 0 0 2 24.80 16.76 3.5895 -1 0 3 2 24.95 1.91 3.5691 -1 1 2 4 24.95 9.47 3.5684 1 0 3 2 25.05 1.44 3.5552 1 1 2 4 27.35 2.27 3.2609 -2 0 2 2 27.53 4.55 3.2398 2 0 2 2 27.63 27.14 3.2283 0 1 3 4 29.45 11.08 3.0333 -2 1 1 4 29.47 27.58 3.0314 0 0 4 2 29.53 12.56 3.0247 2 1 1 4 29.95 7.89 2.9833 -1 1 3 4 30.08 7.48 2.9712 1 1 3 4 32.12 16.72 2.7866 -2 1 2 4 32.28 17.92 2.7734 2 1 2 4 34.24 56.58 2.6192 0 2 1 4 35.70 9.53 2.5149 -3 0 1 2 35.81 21.09 2.5076 3 0 1 2 35.90 9.44 2.5015 -1 1 4 4 36.04 8.73 2.4919 1 1 4 4 36.21 3.34 2.4808 -2 1 3 4 36.42 4.81 2.4669 2 1 3 4 38.48 4.43 2.3393 -1 2 2 4 38.55 5.51 2.3354 1 2 2 4 39.02 1.35 2.3084 1 0 5 2 41.01 4.15 2.2010 2 2 0 4 41.35 3.59 2.1833 -2 1 4 4 41.54 5.87 2.1739 -3 0 3 2 41.61 2.32 2.1706 2 1 4 4 41.66 3.63 2.1678 -3 1 2 4 41.68 2.18 2.1672 -2 2 1 4 41.82 2.17 2.1599 3 0 3 2 41.85 3.92 2.1585 3 1 2 4 42.48 1.60 2.1278 -1 1 5 4 42.64 2.43 2.1205 1 1 5 4 44.85 8.97 2.0209 0 0 6 2 44.99 3.17 2.0148 -3 1 3 4 45.13 3.36 2.0089 0 2 4 4 45.26 3.67 2.0036 3 1 3 4 46.67 3.10 1.9461 -1 2 4 4 46.79 1.79 1.9416 1 2 4 4 47.21 29.25 1.9252 4 0 0 2 48.11 3.64 1.8912 0 1 6 4 49.12 1.11 1.8546 3 2 0 4 49.37 4.71 1.8459 -3 1 4 4 49.55 1.72 1.8395 -1 1 6 4 49.70 3.65 1.8344 3 1 4 4 49.72 1.18 1.8338 1 1 6 4 50.75 21.30 1.7990 0 2 5 4 51.45 1.34 1.7761 -3 2 2 4 51.61 3.78 1.7709 3 2 2 4 53.10 3.10 1.7247 -1 3 1 4 53.13 3.16 1.7239 1 3 1 4 53.42 10.35 1.7153 0 3 2 4 55.01 1.37 1.6694 3 1 5 4 55.43 2.30 1.6577 -4 1 3 4 55.73 1.84 1.6494 4 1 3 4 55.77 8.03 1.6484 0 1 7 4 56.25 1.71 1.6354 0 3 3 4 56.33 1.77 1.6332 -2 2 5 4 56.44 1.12 1.6304 -4 0 4 2 56.58 1.89 1.6265 2 2 5 4 56.84 2.09 1.6199 4 0 4 2 57.58 1.27 1.6007 -1 3 3 4 57.66 1.24 1.5988 1 3 3 4 58.18 3.50 1.5857 -3 2 4 4 58.47 1.62 1.5784 3 2 4 4 59.55 5.27 1.5524 -4 2 1 4 59.65 3.62 1.5501 4 2 1 4 60.07 1.16 1.5403 0 3 4 4 60.66 1.29 1.5265 5 0 1 2 61.05 1.22 1.5177 3 1 6 4 61.54 1.90 1.5068 -2 3 3 4 61.69 1.85 1.5037 2 3 3 4 63.87 2.11 1.4574 -3 3 1 4 63.94 2.05 1.4560 3 3 1 4 64.99 1.83 1.4349 -1 1 8 4 65.18 1.72 1.4313 1 1 8 4 66.88 1.47 1.3990 -4 0 6 2 67.42 1.05 1.3890 4 0 6 2 67.86 1.25 1.3811 -3 3 3 4 68.07 1.53 1.3775 3 3 3 4 69.43 1.01 1.3537 -4 1 6 4 70.17 1.43 1.3412 0 4 0 2 71.60 3.58 1.3179 -4 2 5 4 72.04 3.80 1.3110 4 2 5 4 73.83 1.49 1.2835 6 0 0 2 73.93 2.28 1.2820 -4 3 2 4 74.11 2.10 1.2794 4 3 2 4 74.62 1.11 1.2719 -3 1 8 4 75.13 1.73 1.2644 3 1 8 4 75.70 2.29 1.2564 -4 1 7 4 76.30 1.66 1.2480 4 1 7 4 83.63 1.14 1.1563 0 3 8 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.