Helmutwinklerite Krause W, Belendorff K, Bernhardt H J, McCammon C A, Effenberger H, Mikenda W European Journal of Mineralogy 10 (1998) 179-206 Crystal chemistry of the tsumcorite-group minerals. New data on ferrilotharmeyerite, tsumcorite, thometzekite, mounanaite, helmutwinklerite, and a redefinition of gartrellite Locality: Tsumeb mine, Namibia _database_code_amcsd 0006712 CELL PARAMETERS: 5.6060 5.6100 7.6170 70.190 69.910 69.180 SPACE GROUP: P-1 X-RAY WAVELENGTH: 1.541838 Cell Volume: 203.771 Density (g/cm3): 5.279 MAX. ABS. INTENSITY / VOLUME**2: 37.91775247 RIR: 2.339 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 12.77 11.56 6.9319 0 0 1 2 17.45 2.85 5.0812 0 1 0 2 17.50 3.13 5.0686 1 0 0 2 18.89 74.35 4.6985 1 0 1 2 18.93 71.22 4.6871 0 1 1 2 19.65 52.28 4.5176 1 1 1 2 21.15 18.10 4.2015 1 1 0 2 24.14 4.65 3.6869 0 -1 1 2 24.24 4.66 3.6718 -1 0 1 2 25.66 7.36 3.4717 1 1 2 2 25.70 15.27 3.4660 0 0 2 2 27.24 67.19 3.2740 1 0 2 2 27.33 66.63 3.2629 0 1 2 2 28.03 29.15 3.1836 -1 1 0 2 29.06 100.00 3.0726 -1 -1 1 2 30.85 45.51 2.8981 1 -1 1 2 30.96 45.30 2.8881 -1 1 1 2 32.30 39.44 2.7718 1 2 1 2 32.32 39.38 2.7700 2 1 1 2 34.46 3.74 2.6026 2 0 1 2 34.47 3.38 2.6021 0 2 1 2 34.73 21.66 2.5832 2 1 2 2 34.75 27.01 2.5818 0 -1 2 2 34.76 22.32 2.5811 1 2 2 2 34.87 27.22 2.5731 -1 0 2 2 34.96 8.84 2.5663 1 2 0 2 35.03 8.80 2.5614 2 1 0 2 35.33 23.64 2.5406 0 2 0 2 35.42 22.97 2.5343 2 0 0 2 35.75 22.31 2.5113 1 1 3 2 38.31 16.85 2.3493 2 0 2 2 38.41 16.36 2.3436 0 2 2 2 38.50 5.23 2.3382 1 0 3 2 38.62 5.30 2.3315 0 1 3 2 39.91 11.11 2.2588 2 2 2 2 40.00 1.86 2.2541 -1 -1 2 2 40.73 10.04 2.2152 0 -2 1 2 40.90 9.85 2.2066 -2 0 1 2 41.48 1.65 2.1769 2 1 3 2 41.55 1.75 2.1735 1 2 3 2 41.90 1.04 2.1560 -1 -2 1 2 42.00 1.01 2.1510 -2 -1 1 2 43.06 13.20 2.1007 2 2 0 2 44.03 1.09 2.0565 -2 1 0 2 44.61 7.31 2.0311 2 -1 1 2 44.68 6.77 2.0283 -1 2 1 2 44.68 5.11 2.0281 2 2 3 2 47.05 10.43 1.9313 0 -1 3 2 47.19 10.39 1.9262 -1 0 3 2 47.76 6.65 1.9042 1 1 4 2 48.58 8.32 1.8741 1 -1 3 2 48.81 7.96 1.8660 -1 1 3 2 48.95 3.75 1.8608 1 3 1 2 49.01 3.89 1.8585 3 1 1 2 49.06 8.42 1.8570 2 -1 2 2 49.23 8.05 1.8509 -1 2 2 2 49.44 6.45 1.8434 0 -2 2 2 49.66 6.43 1.8359 -2 0 2 2 50.34 1.47 1.8127 -2 -2 1 2 51.71 1.42 1.7676 -1 -2 2 2 51.84 1.39 1.7638 -2 -1 2 2 52.34 9.12 1.7479 0 3 1 2 52.39 8.97 1.7466 3 0 1 2 52.41 6.08 1.7458 2 3 1 2 52.46 6.01 1.7443 3 2 1 2 52.52 2.58 1.7425 -1 -1 3 2 52.73 13.40 1.7358 2 2 4 2 52.83 15.37 1.7330 0 0 4 2 53.54 18.97 1.7117 3 1 3 2 53.62 18.81 1.7093 1 3 3 2 53.96 4.78 1.6992 1 -2 2 2 54.01 3.51 1.6977 3 0 2 2 54.07 3.76 1.6959 0 3 2 2 54.15 2.66 1.6937 0 3 0 2 54.22 4.60 1.6918 -2 1 2 2 54.30 2.79 1.6895 3 0 0 2 56.19 10.17 1.6370 2 0 4 2 56.40 10.29 1.6315 0 2 4 2 56.60 3.64 1.6260 2 3 0 2 56.68 1.43 1.6239 2 -1 3 2 56.68 3.64 1.6239 3 2 0 2 56.94 1.45 1.6173 -1 2 3 2 57.93 16.26 1.5918 -2 2 0 2 58.51 11.01 1.5776 -1 -3 1 2 58.70 10.85 1.5729 -3 -1 1 2 60.13 1.21 1.5388 3 3 2 2 60.24 8.29 1.5363 -2 -2 2 2 60.48 1.45 1.5308 3 2 4 2 60.53 1.39 1.5296 2 3 4 2 61.09 3.67 1.5169 1 1 5 2 61.59 6.21 1.5059 3 3 3 2 61.79 1.44 1.5014 3 -1 1 2 61.80 1.62 1.5013 -1 3 1 2 61.92 2.72 1.4986 3 3 1 2 62.91 2.62 1.4773 2 1 5 2 63.02 2.55 1.4749 1 2 5 2 63.35 3.69 1.4681 1 -2 3 2 63.55 4.23 1.4640 -1 -2 3 2 63.68 3.71 1.4613 -2 1 3 2 63.69 4.13 1.4611 -2 -1 3 2 65.99 6.52 1.4157 1 -3 1 2 66.23 6.51 1.4112 -3 1 1 2 67.60 6.06 1.3859 2 4 2 2 67.60 1.25 1.3857 -1 -3 2 2 67.64 6.03 1.3850 4 2 2 2 67.84 1.28 1.3815 -3 -1 2 2 67.91 2.79 1.3803 1 4 1 2 68.03 2.70 1.3781 4 1 1 2 68.98 1.04 1.3614 4 2 3 2 68.99 1.07 1.3612 2 4 3 2 69.21 2.74 1.3575 3 2 5 2 69.29 2.68 1.3561 2 3 5 2 69.85 2.56 1.3466 3 -1 3 2 70.10 2.42 1.3424 -1 3 3 2 71.52 1.68 1.3192 1 4 0 2 71.73 1.74 1.3159 4 1 0 2 72.66 1.54 1.3013 4 0 2 2 72.67 1.42 1.3011 0 4 2 2 73.34 1.48 1.2909 0 -2 4 2 73.56 1.24 1.2876 3 3 5 2 73.63 1.41 1.2865 -2 0 4 2 74.47 1.26 1.2741 -3 -3 1 2 74.53 4.17 1.2732 1 -1 5 2 74.73 1.42 1.2703 0 4 0 2 74.82 4.15 1.2690 -1 1 5 2 74.95 1.32 1.2671 4 0 0 2 76.45 2.24 1.2459 2 1 6 2 76.58 2.29 1.2441 1 2 6 2 77.06 1.82 1.2375 4 3 4 2 77.09 1.81 1.2372 3 4 4 2 77.14 1.24 1.2365 3 0 5 2 77.19 1.17 1.2358 -1 -2 4 2 77.34 1.13 1.2337 -2 -1 4 2 77.45 1.23 1.2323 0 3 5 2 77.70 2.15 1.2290 0 -3 3 2 78.08 2.07 1.2239 -3 0 3 2 79.22 1.97 1.2091 3 -2 2 2 79.44 1.91 1.2063 -2 3 2 2 80.43 1.26 1.1940 1 0 6 2 80.59 1.28 1.1920 0 1 6 2 81.57 1.77 1.1802 3 4 0 2 81.66 2.14 1.1791 -1 -1 5 2 81.66 1.73 1.1791 4 3 0 2 81.83 1.25 1.1770 -1 4 1 2 81.89 1.27 1.1764 4 -1 1 2 82.01 2.55 1.1750 2 -2 4 2 82.04 2.07 1.1746 4 0 4 2 82.28 2.06 1.1718 0 4 4 2 82.46 2.40 1.1697 -2 2 4 2 83.01 1.54 1.1633 4 1 5 2 83.08 1.32 1.1625 2 -3 2 2 83.24 1.53 1.1608 1 4 5 2 83.26 1.03 1.1605 -1 4 2 2 83.43 1.28 1.1585 -3 2 2 2 88.22 1.86 1.1076 0 -4 2 2 88.65 1.91 1.1033 -4 0 2 2 89.89 1.05 1.0913 3 0 6 2 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.