Results 21 to 30 of about 3,510,886 (291)
Identification of pollution sources in closed mining sites with an Impact on the quality of surface water in the Brad area [PDF]
MATEC Web of Conferences, 2021 Pollution caused by closed mining activities is particularly difficult to treat because it dates back a very long time. Water contamination results from large-scale disturbance of the land on which the underground exploitation of the useful mineral ...
Dunca Emilia-Cornelia +2 more
doaj +1 more source
Kuangchan zonghe liyong, 2022 The gold ore of Shuiyindong Gold Mine in Guizhou province is a micro-fine disseminated refractory gold ore, which contains gold-bearing minerals such as pyrite and arsenopyrite with fine particle size and a large number of gangue minerals that are easy ...
Junning Yan
doaj +1 more source
Characterization of Gold in Complex Historical Refractory Tailings for Enhanced Process Optimization
Mineral Processing and Extractive Metallurgy Review, 2023 Historical gold tailings show promise as a secondary resource amid declining primary deposits, yet conventional cyanidation falls short, resulting in recoveries below 90%. An essential pre-treatment process is crucial for optimal recovery, contingent on understanding the complex mineralogy of the tailings.
Chingwaru, Steve Jason +2 more
openaire +3 more sources
Offsetting of CO₂ emissions by air capture in mine tailings at the Mount Keith Nickel Mine, Western Australia: Rates, controls and prospects for carbon neutral mining [PDF]
, 2014 The hydrated Mg-carbonate mineral, hydromagnesite [Mg₅(CO₃)₄(OH)₂•4H₂O], precipitates within mine tailings at the Mount Keith Nickel Mine, Western Australia as a direct result of mining operations.
K. Ulrich Mayer +25 more
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Prospects for using combined (traditional and physical-chemical) mining technologies in the development of large gold-copper ore deposits [PDF]
E3S Web of Conferences, 2020 The article deals with the problems of development of large gold-copper ore deposits, which have prospects for the development of mining and processing complexes based on them, which produce refined metals as final products. The article substantiates the
Sekisov Artur, Korolev Slava
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Comprehensive Utilization of Tailings in Quartz Vein-Hosted Gold Deposits
, 2022 The aim of this study was to develop a comprehensive technology for the utilization of tailings from quartz vein-hosted gold deposits. We investigated the recovery potential and separation process for gold, feldspar, and quartz from tailings samples ...
Liuhui Chen, Tao Jiang, Qian Li
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Journal of Degraded and Mining Lands Management, 2023 The Lantung area is one of the places on Sumbawa Island with a large gold deposit. One of the activities of the Lantung people that has the potential to damage the environment is separating gold from mercury.
Kevin Philips Barakati +2 more
doaj +1 more source
E3S Web of Conferences, 2018 Problems of accumulation of technogenic tailings dumps and as a result of sluicing of gold sands of gravel deposits are considered in article. Additional recovery of fine and dispersed gold from a mineral mass of such technogenic formations can be ...
Sekisov Artur +3 more
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Recycling, 2022 We investigated the potential of tailings generated from chrysotile asbestos fiber production as a source of iron, nonferrous metals, and gold. We proposed the use of granulometric separation and systematically examined different enrichment processes ...
Omirserik Baigenzhenov +7 more
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An integrated approach to AMD mitigation through sulfide removal from tailings [PDF]
, 2010 Includes bibliographical references (leaves 67-73).The formation of acid mine drainage (AMD) from the microbial oxidation of sulfides in mineral waste deposits is one of the major challenges facing the mining industry worldwide.
Hesketh, Alexander H
core +1 more source