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About this site
Burning of coal in thermal power plants and disposal of fly ash, long-term mining and smelting of the sulfide ores, runoff from mine tailings, and application of pesticides and herbicides release huge amounts of arsenic in to the biosphere. Additionally, arsenic is also used in the production of semiconductors, lead-acid batteries, and ...
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The Tailings Center - Mining Engineering
The Tailings Center is an industry/university research and education center formed as a collaboration by the Colorado School of Mines, Colorado State University, and the University of Arizona. The Center will provide the training for specialized tailings engineers in order to improve the mining industry and increase the social and environmental ...
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About this site
Run-of-mine - A term used loosely to describe ore of average grade. S. Salting - The act of introducing metals or minerals into a deposit or samples, resulting in false assays. Done either by accident or with the intent of defrauding the public. ... Tailings - Material rejected from a mill after most of the recoverable valuable minerals have ...
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About this site
Large tailings dams, which are built to contain mining waste and are among the largest dams and structures in the world, must stand in perpetuity. Experience shows that a catastrophic release of tailings can lead to long-term environmental damage with huge cleanup costs.
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What does tailings mean? - definitions
Definition of tailings in the Definitions.net dictionary. Meaning of tailings. What does tailings mean? Information and translations of tailings in the most comprehensive
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About this site
A surface mining technique that uses a large pit or hole in the ground to extract ores from large deposits. Placer Mining. Method of extracting mineral by the excavation of fluvial sediments and separation of valuable minerals by gravity, by selective flotation, or by chemical extraction. Slimes Tailings.
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Tailings - Wikipedia
Terminology. Tailings are also called mine dumps, culm dumps, slimes, tails, refuse, leach residue, slickens, or terra-cone (terrikon).. Examples Sulfide minerals. The effluent from the tailings from the mining of sulfidic minerals has been described as "the largest environmental liability of the mining industry". These tailings
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Tailingsfo The website focused at tailings related ...
The word tailings is sometimes applied to include coarse mine waste. For this website the term tailings refers to the slurry waste output from the processing plant. The properties of tailings are dependent on the ore body being mined, the grinding and processing circuits, the reagent properties and the thickening process prior to
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Tailings Management at NRCan
The objective of tailings management is to confine the mine tailings and provide for their safe, long-term disposal. Tailings are stored in engineered structures called tailings impoundment areas, which can be created through the use of dams, berms, and natural features of the mine site such as valleys, hillsides, or
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Mining Tailings Flashcards Quizlet
A surface mining technique that uses a large pit or hole in the ground to extract ores from large deposits. Placer Mining. Method of extracting mineral by the excavation of fluvial sediments and separation of valuable minerals by gravity, by selective flotation, or by chemical extraction. Slimes Tailings.
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The long term stabilization of uranium mill tailings
The aim of the CRP on the long term stabilization of uranium mill tailings was to contribute to the development of conceptual, technical, and management solutions that: render tailings more inert over prolonged time-spans;
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Tailings management - Metso Outotec
Metso Tailings Management solutions will move towards dry tailings, mine backfills and address the closure of legacy dams. Providing a long term solution while answer today's immediate challenges. Economically Viable. Higher CAPEX and OPEX are two key elements of profitability. They have been a deterrent for the mining industry to invest in ...
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LONG TERM RISKS OF TAILINGS DAM FAILURE
Long Term Tailings Dam Stability Tailings impoundments have been around for about a century.3 The construction and care of a tailings dam is a relatively new phenomenon to society and to mining, which historically disposed of its waste in the most convenient way. Tailings dams are also fundamentally different from water supply dams in
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Tailings Definition Meaning Dictionary
Tailings definition at Dictionary, a free online dictionary with pronunciation, synonyms and translation. Look it up now!
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Mining Company Uses Location Tech to Improve Tailings ...
New Tools for the Ancient Work of Mining. Tailings consist of a slurry of ground rock and chemical effluents that are generated in the process of separating a precious commodity from ore. The tailings slurry is deposited in an outdoor containment area called a tailings storage facility
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ICMM Tailings Management: Good practice guide (2021)
Tailings Management: Good practice guide (2021) This guidance is intended to support safe, responsible management of tailings across the global mining industry, with the ultimate goal of eliminating fatalities and catastrophic events. It provides guidance on good governance and engineering practices that will support continual improvement in ...
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Tailings management Sibanye-Stillwater
Aug 27, 2021 Sibanye-Stillwater is committed to the safe and environmentally responsible stewardship of our tailings storage facilities. Tailings facilities store a mine’s primary waste stream. Without proper management, these facilities can pose a significant risk to the natural and social environment. Catastrophic tailings facility failures can devastate the environment and destroy lives and ...
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Tailings storage facilities are with us for the long term ...
Jun 05, 2021 In the last few years, the International Council on Mining and Metals (ICMM) has identified aspects of metal and mineral recovery that have the potential to eliminate or dramatically reduce the generation of tailings, but TSFs are still with us for the long term. While estimates vary on the number of TSFs globally, the catastrophic failures of ...
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Long Term Risks of Tailings Dam Failure - v.5.3 Oct11
Long Term Tailings Dam Stability Tailings impoundments have been around for about a century.3 The construction and care of a tailings dam is a relatively new phenomenon to society and to mining, which historically disposed of its waste in the most convenient way. Tailings dams are also fundamentally different from water supply dams in
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Episode 107: Changing the economics of mining ...
Jun 09, 2021 Dealing with mine tailings—the waste materials left after the target mineral is extracted from ore at mines around the world—often pose significant challenges to mining companies and surrounding communities. But Priscilla Nelson, professor of mining engineering at Colorado School of Mines, explains that tailings actually can be utilized as a valuable and recyclable earth resource and may ...
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Mine Tailings - an overview ScienceDirect Topics
Burning of coal in thermal power plants and disposal of fly ash, long-term mining and smelting of the sulfide ores, runoff from mine tailings, and application of pesticides and herbicides release huge amounts of arsenic in to the biosphere. Additionally, arsenic is also used in the production of semiconductors, lead-acid batteries, and ...
Read More
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Tailings - Wikipedia
Terminology. Tailings are also called mine dumps, culm dumps, slimes, tails, refuse, leach residue, slickens, or terra-cone (terrikon).. Examples Sulfide minerals. The effluent from the tailings from the mining of sulfidic minerals has been described as "the largest environmental liability of the mining industry". These tailings contain large amounts of pyrite (FeS 2) and Iron(II) sulfide (FeS ...
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About Tailings – Global Tailings Review
The Global Tailings Review is an initiative co-convened by the International Council on Mining and Metals, United Nations Environment Programme and the Principles for Responsible Investment. Terms
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Tailings Management at NRCan
The objective of tailings management is to confine the mine tailings and provide for their safe, long-term disposal. Tailings are stored in engineered structures called tailings impoundment areas, which can be created through the use of dams, berms, and natural features of the mine site such as valleys, hillsides, or depressions.
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CHAPTER II MINE TAILINGS 4 FACILITIES: OVERVIEW 3 2 AND ...
Mine tailings management is a long-term process that starts well before any tailings are produced (Figure 2). It can be difficult to estimate the ‘typical’ cost of building, operating and closing a tailings storage facility as it depends on many factors, but examples
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Long-Term Federal Management of Uranium Mill Tailings ...
Feb 22, 2021 produced from uranium mining, or remediation of inactive uranium mine sites. The Department of Energy (DOE) is the federal agency responsible for implementing the remedial action program and administering long-term federal management of the tailings.
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Basic Mining Terminology - groundtruthtrekking.org
Basic Mining Terminology. An overview of basic mining terms and where various components of a mineral deposit end up. When metal is mined, the rock is separated into three categories. The first to be excavated is overburden, which includes plants, topsoil, and rocks that are inert and unrelated to the mined deposit. ... Tailings are disposed of ...
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Tailings Definition Meaning Dictionary
Tailings definition at Dictionary, a free online dictionary with pronunciation, synonyms and translation. Look it up now!
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Sustainability goals leading the demand for tailings ...
Jul 01, 2021 Its approach combines three practices: dewatering the tailings, handling them with dry stacking, and reprocessing new and existing tailings. Foster said the decision phase was crucial because the way tailings are handled does have "a long-term impact" on the mine
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Mining Terms Explained: A to Z Anglo American
Mineral – a chemical compound, such as copper or iron, formed into crystals by geological processes. Muck – in open pit mining, muck is the ore that has been broken into pieces by explosives. In underground mining, muck is the clearing up that’s done after
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A method for assessing the long-term integrity of tailings ...
Jul 20, 2021 Ensuring mine by-products are encapsulated for the long-term is an essential component of the mining process. The best way to reduce the risk of tailings dam failures is to reduce the amount of tailings and reduce the size of the encapsulation structure.
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Tailings management Sibanye-Stillwater
Aug 27, 2021 Sibanye-Stillwater is committed to the safe and environmentally responsible stewardship of our tailings storage facilities. Tailings facilities store a mine’s primary waste stream. Without proper management, these facilities can pose a significant risk to the natural and social environment. Catastrophic tailings facility failures can devastate the environment and destroy lives and ...
Read More
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Tailings Mine Waste Management - Hatch Ltd
Integral to any effective tailings-management strategy is the ongoing management of water. With their big footprints, tailings facilities often impact large surface catchment areas and regional groundwater systems. Their effects need to be appropriately studied in order to minimize long-term impacts on operations and the surrounding environment.
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Bacterial populations within copper mine tailings: long ...
Aim: This study evaluates the effect of surface application of dried Class A biosolids on microbial populations within copper mine tailings. Methods and results: Mine tailing sites were established at ASARCO Mission Mine close to Sahuarita Arizona. Site 1 (December 1998) was amended with 248 tons ha(-1) of Class A biosolids. Sites 2 (December 2000) and 3 (April 2006) were amended with 371 and ...
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