 | | Report (issue) | | Z=4 X-ray Powder Pattern: Silberbrünnle mine, central Black Forest, Germany. 8.83 (100), 3.75 (100), 3...53.39 [18.89] 100.00 (1) Silberbrünnle mine, central Black Forest, Germany; electron microprobe analysis...formed on a mine dump. Association: Quartz, pyrite, gypsum, jarosite, diadochite, gengenbachite. Distribution:...From the Silberbrünnle mine dump, upper Haigerachtal, near Gengenbach, central Black Forest, Baden-Württemberg...Baden-Württemberg, Germany. Name: For the village and valley near the mine. Type Material: Institute of Mineralogy |  | Hu, Z.-B., Wang, C.-X., Tong, C.-Q., Huang, Y.-X., Pan, Y., Mi, J.-X. (2013) Crystal structure and magnetic property of synthetic gengenbachite, KH8(Fe2.66Al0.34)(PO4)6·6H2O. The Canadian Mineralogist, 51 (2) 223-232 doi:10.3749/canmin.51.2.223 | Journal (article/letter/editorial) | | STRUCTURE AND MAGNETIC PROPERTY OF SYNTHETIC GENGENBACHITE, KH8(Fe2.66Al0.34)(PO4)6•6H2O Zhi-Biao HU College...People’s Republic of China Abstract Synthetic gengenbachite, KH8(Fe2.66Al0.34)(PO4)6•6H2O, has been prepared...083 for all 1863 reflections) confirm that gengenbachite crystallizes in the trigonal space group P31c...hydrogen bonds in gengenbachite. Magnetic susceptibility analysis of gengenbachite yielded the Curie...Fe3+ in octahedral coordination. Keywords: gengenbachite; iron phosphate; hydrothermal synthesis, magnetic |  | | Journal (article/letter/editorial) | | arsenates. The phosphates comprise the four species gengenbachite [KFe3 ((H2 PO4 )(H2 PO4 )2 )2 ·6H2 O] (Walenta...oriented single crystals. The bands in the spectral region below 500 cm−1 are assigned to various bending...lattice modes. No bands could be observed in the region between 1000 and 4000 cm−1 , the area between 2000...two highly acidic K-Fe3+ -phosphate minerals gengenbachite and haigerachite (see Introduction) indicates...refinement. University of Göttingen, Göttingen, Germany. Sheldrick, G.M. (1997b): SHELXS-97, a program |
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