mine tailings definition

mine tailings | Define mine tailings at Dictionary.comdictionary.reference.com/browse/mine tailings

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Tailings - Wikipedia

Bauxite tailings near Stade (Germany). Bauxite tailings is a waste product generated in the industrial production of aluminium. Making provision for the approximately 77 million tons that is produced annually is one of the most significant problems for the aluminium mining industry.

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Mine Tailings - Ground Truth Trekking

Dec 15, 2010 ... Mine tailings are the ore waste of mines, and are typically a mud-like material. Worldwide, the storage and handling of tailings is a major environmental issue. Many tailings are toxic and must be kept perpetualy isolated from the environment. Scale of tailings production is immense, since metal extraction is...

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Tailings.info What are tailings? - Their nature and production

What are tailings? The waste from the mining industry.

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Mine tailings - definition of Mine tailings by The Free Dictionary

Define Mine tailings. Mine tailings synonyms, Mine tailings pronunciation, Mine tailings translation, English dictionary definition of Mine tailings. n. 1. tailings Refuse or dross remaining after ore has been processed. 2. Architecture The portion of a tailed beam, brick, or board inside a wall.

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Mine Tailings Fundamentals - CLU-IN

What are Mine Tailings? Tailings are the waste materials left over after separating the valuable metals or minerals from an ore. Types of Mine Tailings. • Gravity Process Tailings. • Flotation Process Tailings. • Leach Process Tailings. • Includes but not limited to tailings from copper, gold, iron lead rare earth phosphate...

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Tailings Disposal at Mines | Tailings - TechnoMine

Summary. This review provides information about mine tailings. We list and provide links to leading publications and websites which offer more information on tailings. In doing so we can provide a quick review of the technology of tailings. DEFINITIONS. Wikipedia's definition: Tailings (also known as slickens) are the waste...

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Tailings | Define Tailings at Dictionary.com

In this case provision should be made for tailings, dams, or slime pits. Getting Gold J. C. F. Johnson. For every reason, the tailings should be kept as low as possible. Farm Engines and How to Run Them James H. Stephenson. Refuse material from quartz, hydraulic or other mines is known as tailings. The A B C of Mining...

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Tailings Dams: Where Mining Waste is Stored Forever | Alaska Gold ...

Jul 30, 2012 ... Imagine a big hole in the ground, similar to the one pictured above. Now imagine that pit filled with up to 10 billion tons of mining waste.

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New approaches for extracting and recovering metals from mine ...

A two-stage mineral leaching and metal recovery protocol was developed to extract copper from tailings generated as waste materials in two mines currently operating in Spain and Serbia. The most effective extraction of copper (84 to >90%) was achieved by bioleaching the tailings at 45 °C, using a defined microbial...

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Tailings Management at NRCan | Natural Resources Canada

Jul 19, 2017 ... 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,...

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Gold Tailings: Hazards and Opportunities | Investing News Network

Oct 4, 2015 ... This article was first published on Gold Investing News on August 2, 2011. Tailings from gold mining operations can pose a threat to the environment and health of nearby communities. Not only can this waste be harmful if it leaches into groundwater, but it can also mean losing minerals still contained in the...

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Mine Tailings - Mining and Geomorphology - Google Sites

Definition: Tailings are waste stream materials that consists of ground rock and process effluents generated in a mine processing plant through which mechanical and chemical processes are used to extract the desired products from the run of the mine ore (Tailings.info). Extraction and production of Tailings: Different...

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mine tailings, industrial waste - prometia

Mining waste can be defined as a part of the materials that result from the exploration, mining and processing of substances governed by legislation on mines and quarries. It may consist of natural materials without any modification other than crushing (ordinary mining waste, unusable mineralised materials ñ see definition...

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Arsenic mine tailings and health - Better Health Channel

Oct 30, 2015 ... Mine tailings near goldmines may contain high levels of arsenic.

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Mining Waste Treatment Technology Selection—Technology ...

Capping or covering of solid mining waste is an effective and proven treatment technology. It can be used as a short-term interim measure or as a long-term or final action. Installation of a cap or cover on solid mining waste can reduce or eliminate erosion, fugitive dust emissions, and infiltration of water to prevent the...

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Tailings storage facilities – Waihi Gold

1.Natural ground 2.Ponded water 3.Tailings beach 4.Embankment crest 5.Zoned Waste Rock Embankment structure 6.Consolidated tailings. The principal features of the tailings storage facilities: the embankment structures are engineered and constructed from mine waste rock; waste rock is transported from the mine site to...

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Waste rock and tailings – Waihi Gold

The mining process generates two byproducts: Waste Rock: rock that is non-mineralised, or mineralised rock which contains insufficient gold to process economically; Tailings: the slurry that remains once the gold and silver have been extracted from the crushed ore at the processing plant...

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Tailings Synonyms, Tailings Antonyms | Thesaurus.com

Synonyms for tailings at Thesaurus.com with free online thesaurus, antonyms, and definitions. Dictionary and Word of the Day.

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Management of Tailings and Waste-Rock in Mining Activities

Apr 4, 2010 ... mining, processing and tailings management associated with the mining of gas and liquids. (e.g. oil and salt from brine). For all minerals defined in the previously mentioned scope, the document: • looks at waste-rock management. • includes mineral processing relevant to tailings management (e.g. when...

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THE DISPOSAL OF MINE TAILINGS MATERIAL A ... - UWSpace

Aug 11, 1972 ... 1.2 Mine Tailings Material. 1. 2.1. 1.2.2. 1. 2. 3. 1.2.4. Tailings Definition. Tailings Volumes. Tailings Disposal. Uses for Tailings Material. 1.3 Typical Problems Associated with the. Disposal of Tailings. 1. 3.1. 1. 3. 2. Introduction. History. 1.4 Attitude of the Mining Industry Towards the Disposal of Tailings.

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Tailings and Waste Rock - Responsible Jewellery Council

(COP 37) Tailings and Waste Rock. A. Definitions and applicability. Mining wastes are those wastes generated during the extraction, beneficiation, and processing of ore. Waste rock and overburden are the materials that are removed to access the ore. Tailings consist of ground rock and effluents that are generated during...

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Tailings & Mine Waste Management - Teck

Teck's Health, Safety, Environment and Community Management Standards include general guidance on tailings and mine waste management. In addition to those standards, we also have specific guidance on tailings management and governance activities so that our roles and responsibilities are well-defined and...

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tailing | Definition of tailing in US English by Oxford Dictionaries

Definition of tailing in US English - the residue of something, especially ore., the part of a beam or projecting brick or stone embedded in a wall.

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Mine Tailings Project | Minerals Research Laboratory

Mine Tailings Project on Minerals Research Laboratory | The MRL Advisory Council decided on October 2, 2007, that the laboratory's top in-state priority should be ... Groups and associations that should be kept aware of the project and may participate (by helping to define the current extent of the tailings problem), e.g.,.

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Tailing Ponds | IDE Technologies

Tailing ponds definition. In the mining process, ore mills generate huge amounts of waste, called tailings. These are most commonly dumped into ponds created from naturally existing valleys, and secured by dams. Other naturally sourced water, such as rainfall or snowmelt that was also collected in the ponds, needs to...

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Beach Characteristics of Mine Waste Tailings - CDC stacks

The Bureau of Mines surveyed waste disposal sites at 18 metal and non- metal mines and conducted laboratory and full-scale field tests to de- termine the effects of tailings deposition techniques on physical prop- erties of tailings pond beaches. Survey data included measurements of beach slopes, descriptions of...

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Tailings Risk Management

Mine Design Operations and Closure. May 9, 2017. Dirk van Zyl, PhD, ... Samarco Tailings. Failure, November 5,. 2015, Minas Gerais. State, Brazil. • 19 Fatalities. • Large release. (about 30 Mm3 of tailings) ... Outline. • Definitions. • Tailings risk management infrastructure. • Robustness and resilience. • Closing comments...

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Uranium Mill Tailings - NRC

Uranium Mill Tailings. Uranium mill tailings are primarily the sandy process waste material from a conventional uranium mill. This ore residue contains the radioactive decay products from the uranium chains (mainly the U-238 chain) and heavy metals. As defined in Title 10, Part 40, of the Code of Federal Regulations (10...

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Ecological impacts of large-scale disposal of mining waste in the ...

May 5, 2015 ... A much less-publicised impact on the deep sea is the intentional disposal of solid waste (tailings) from land-based mines, a process involving ... data for the Misima area were very poor and with no accurate estimate of the total tailings “footprint”, reference stations were more difficult to define a priori.

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Holistic Solutions for Mine Tailings and Water - Outotec

Solutions from conventional tailings disposal through paste thickening and beach disposal to dry stack are all possible and a holistic view of each sites requirement are needed to define the best solution. In areas of high rainfall a dam may still be required to capture runoff and minimal water recovery is required.

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Holistic Solutions for Mine Tailings and Water - Outotec

Solutions from conventional tailings disposal through paste thickening and beach disposal to dry stack are all possible and a holistic view of each sites requirement are needed to define the best solution. In areas of high rainfall a dam may still be required to capture runoff and minimal water recovery is required.

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Submarine Tailings Disposal violates the Water ... - Vannportalen

Apr 19, 2015 ... The planned disposal of tailings in Førdefjorden, from Nordic Mining in Engebø, could also be in breach of article 4.1 of WFD due to a high content of Nickel. The concentration of Nickel in the tailings is well above the background level, but just inside Norwegian definition of good chemical status2. But, this...

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Tailings Ponds 101 | Oil Sands Magazine

Feb 25, 2016 ... Tailings ponds (or tailings storage facilities) play a critical role in storing solids from mined oil sands and managing water flows. These ponds are massive earth structures, initially constructed from overburden hauled from the mine site. Tailings ponds are normally located in a part of the lease that has little...

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Tailings Fact Sheet

Tailings Fact Sheet. BACKGROUND. Tailings are the fine grained material remaining after the valuable minerals are separated in hard rock mining and ore processing. Newmont's mines are hard rock operations and generate tailings, with one exception where only ... maintenance and repair programs as defined in the.

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Uranium Mining and Milling Wastes: An Introduction

The untenability of this situation was for the first time recognized by U.S. legislation, which defined legal requirements for the reclamation of uranium mill tailings in 1978 (UMTRCA). On the basis of this law, regulations were promulgated by the Environmental...

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Mineral Waste - BHP Billiton

Caval Ridge Coal Mine Project – Environmental Impact Statement. Page 5-1. 5 Mineral Waste. 5.1 Introduction. Waste generated through mining in the form of overburden and coal processing in the form of rejects and tailings has been defined as mineral waste. This section provides an assessment of the geochemical.

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Dam Safety Standards and Technical Guidance - Mine Safety and ...

The Mine Act can be found on MSHA's web page at http://www.msha.gov/REGS/ACT/ACTTC.HTM. Impoundments, retention dams, and tailings ponds are included in the definition of a “coal or other mine” in Section 3(h)(1) of the Mine Act. MSHA's safety standards and regulations, including those on dam safety, are in Title...

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Surface Disposal of Past Tailings at the Bulyanhulu Gold Mine ...

Corporation to opt for surface disposal of paste tailings at the Bulyanhulu Mine. The paper also reviews the performance of the tailings basin to date and discusses the implication of the findings with respect to developing optimal tailings management practices. A simple, practical definition of paste tailings is tailings that have...

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Zero Waste Mining | XPRIZE

Zero Waste Mining. Industrial waste from extractive industries is growing exponentially in response to consumer demands for innovative and breakthrough technologies. .... A problem well defined is a solution half solved, and Visioneers 2017 is affording me an opportunity to blaze a prominent path in defining this problem."...

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Dry Covers for Mine Tailings and Waste Rock - MEND | NEDEM

waste rock. D. S WANSON 12J. Ad. O'KANE czj. Mesure et modélisation des performances des couches de sol saturé et non saturé installées sur des déchets ... Key-words: Numerical models, Soi]s, Sealing, Tailings, Oxygen, Mine drainage, British Columbia (Soi1 covers), Montana. ..... of the soil, T, is defined using the.

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