WebJan 8, 2024 · Germanium concentrations measured in both goethite (mean values 100 to 229 ppm, max 511 ppm) and hemimorphite (mean values 39 to 137 ppm, max 258 ppm) are similar to concentrations measured in hypogene sphalerite. ... (2009) Cordilleran epithermal Cu-Zn-Pb-(Au-Ag) mineralization in the Colquijirca district, central Peru: deposit-scale ... WebNew Mexico Bureau of Geology & Mineral Resources
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Web2.2.3 Fluid pathways. In the porphyry-epithermal mineral system, pathways for fluids and their contained metals, ligands and sulfur include faults, stratigraphic aquifers and crystallising intrusive bodies. Crystallising intrusions are particularly important pathways for high-temperature, proximal deposits such as porphyry Cu-Au-Mo deposits and ... WebThe Wolyu mine is one of the largest vein-type gold-silver-bearing epithermal systems in the Youngdong district and is the first gold-silver deposit in Korea found to contain … bass nixon \u0026 kennedy
(PDF) Gallium (Ga), germanium (Ge), thallium (Tl) and …
WebGe-bearing coals in both the Wulantuga and the Lincang deposits contain high concentrations of lithophilic elements (Wulantuga, W, Be, U, and Cs; Lincang, W, Be, U, … WebGermanium camera lens. Similar to how visible light camera lenses are a solid glass shape, thermal camera lenses are solid Germanium. Just as glass is transparent to visible light, Germanium is transparent to the wavelength band of infrared radiation, which most thermal cameras use. Another similarity is that anti-reflective coatings can be ... WebApr 18, 2024 · Germanium is an important high-technology metal considered critical by the EU and USA due to its increasing use in fiber and infrared optics and polymerization catalysts (Schulz et al. 2024; European Commission 2024).It has a mean concentration of ~ 1.5 ppm in the continental crust (Smith and Huyck 1999) but may be found concentrated … bass lake joint union elementary