Bioleaching for the extraction of metals from sulfide ores using a new chemolithoautotrophic bacterium
Sign Up to like & getrecommendations! Published in 2020 at "Hydrometallurgy"
DOI: 10.1016/j.hydromet.2020.105445
Abstract: Abstract In this work is evaluated the bioleaching capacity of a bacterium isolated from a mine in Guanajuato, Mexico, namely LR-1. The bacterium oxidized Fe2+ and S2O32− at acidic pH for its energy metabolism. This… read more here.
Keywords: bacterium; extraction metals; sulfide ores; metals sulfide ... See more keywords
230Th/U Chronology and Geochemistry of Irinovskoe Hydrothermal Field (Mid-Atlantic Ridge)
Sign Up to like & getrecommendations! Published in 2018 at "Doklady Earth Sciences"
DOI: 10.1134/s1028334x18010142
Abstract: The results of 230Th/U dating and mineralogical–geochemical studies of sulfide ores from the Irinovskoe hydrothermal field and the Severo-Zapadnoe ore occurrence (Mid-Atlantic Ridge) are presented. Sulfides are represented primarily by copper–sulfide ores with 12–30% Cu… read more here.
Keywords: mid atlantic; field; sulfide ores; geochemistry ... See more keywords
Gold and Silver Minerals in Sulfide Ore
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DOI: 10.1134/s1075701520050050
Abstract: Abstract—Gold and silver are capable of forming stable natural compounds with different elements. For gold 36 minerals are known: 10 in the class “Native metals, intermetallic compounds” and 26 in the class “Sulfides (selenides, tellurides,… read more here.
Keywords: gold silver; minerals sulfide; silver minerals; sulfide ores ... See more keywords
Column Bioleaching of Fluoride-Containing Secondary Copper Sulfide Ores: Experiments With Sulfobacillus thermosulfidooxidans
Sign Up to like & getrecommendations! Published in 2019 at "Frontiers in Bioengineering and Biotechnology"
DOI: 10.3389/fbioe.2018.00183
Abstract: Bioleaching is a mature technology, which is widely employed commercially in the leaching of primary sources of metals (ores, concentrates, and mine residues). The current work discussed the effects of aluminum sulfate additions to the… read more here.
Keywords: copper sulfide; fluoride containing; sulfide ores; copper ... See more keywords
An Experimental Study on Enhancing Microbial Desulfurization of Sulfide Ores Using Ultrasonic Treatment
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DOI: 10.3390/ma15072620
Abstract: Ultrasonic technology is being increasingly explored in minerals processing. In this paper, ultrasonic treatment was introduced as a novel method for microbial desulfurization of sulfide ores. A Box–Behnken experiment was performed to find the best… read more here.
Keywords: desulfurization; microbial desulfurization; ultrasonic treatment; sulfide ores ... See more keywords
Coulsonite FeV2O4—A Rare Vanadium Spinel Group Mineral in Metamorphosed Massive Sulfide Ores of the Kola Region, Russia
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DOI: 10.3390/min10100843
Abstract: This work presents new data on a rare vanadium spinel group mineral, i.e., coulsonite FeV2O4 established in massive sulfide ores of the Bragino occurrence in the Kola region, Russia. Coulsonite in massive sulfide ores of… read more here.
Keywords: massive sulfide; vanadium; coulsonite; coulsonite iii ... See more keywords