نتایج جستجو برای: gold ores

تعداد نتایج: 85674  

Journal: :Journal of physics 2023

Abstract The arsenic-bearing gold ore in Anhui, China is an extremely refractory ore, and the cyanide leaching rate of concentrate only 30%. mineralogical factors low were discussed by process analysis. results demonstrate that contains 20.30 g/t gold, 3.39% arsenic, 29.80% sulfur, 4.10% iron. Gold exists occurrence states metallic mineral-wrapped gangue fissure which account for 64.90%, 8.31%,...

Journal: :JOURNAL OF MINERALOGY, PETROLOGY AND ECONOMIC GEOLOGY 1995

Journal: :The Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists 1962

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