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mine tailings definition

Mine tailings - definition of Mine tailings by The Free ...

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 - groundtruthtrekking

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 usually only ounces or pounds, for every ton of ore. Tailings containment facilities ...

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What are Tailings? (with pictures) - wiseGEEK

21/01/2021  M. Haskins Date: January 21, 2021 Tailings may consist of crushed rock and minerals mixed with water.. In the mining industry the term tailings, or tails, refers to waste material that remains after most of the desired minerals have been extracted from the mined ore in a mine processing plant. Tailings, sometimes also called slimes, slickens or leach residue, usually consist of very fine ...

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Mine Tailings Dams: Characteristics, Failure ...

Mine Tailings Dams: Characteristics, Failure, Environmental Impacts, and Remediation ... Definition of tailings Tailings are mixtures of crushed rock and processing fluids from mills, washeries or concentrators that remain after the extraction of economic metals, minerals, mineral fuels or coal from the mine resource (e.g., Fig. 1a; Hudson-Edwards et al., 2001; Younger and Wolkersdorfer, 2004 ...

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Geotechnical Properties of Mine Tailings Journal of ...

The exploitation and use of mineral resources produce large amount of mine tailings that are commonly in slurry form with high water content and compressibility. Over the last few decades, the volume of tailings being generated increased dramatically with the increase in the demand for minerals and metals, and the mining of many low-grade ores. The tailings always contain heavy metals, toxic ...

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What are tailings dams? IndustriALL

What are mine tailings? Tailings are the waste products from mining. Mechanical and chemical processes are used to grind up rock into a fine sand to extract the valuable mineral or metal from the rock ore. All the unrecoverable and uneconomic remnants from this process are waste. They include finely ground rock particles, chemicals, minerals and water. Depending on the type of mining, tailings ...

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Tailings (mining) - definition of Tailings (mining) by The ...

Tailings (mining) synonyms, Tailings (mining) pronunciation, Tailings (mining) translation, English dictionary definition of Tailings (mining). 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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Basic facts: What are mine tailings and what is a tailings ...

11/03/2018  Mine tailings are the materials left over after the process of separating the valuable fraction from the ore extracted from the earth. Tailingscan be in the form of liquid, solid, or a ...

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What does tailings mean? - definitions

Definition of tailings in the Definitions dictionary. Meaning of tailings. What does tailings mean? Information and translations of tailings in the most comprehensive dictionary definitions

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Managing Mine Tailings Dams Safely Anglo American

Tailings are the materials left over following the processing of mined ore that separates the valuable metals or minerals from the host rock. Tailings are not the same as waste rock, the latter being soil or rock or other material that covers or surrounds an orebody and that is displaced during mining but is not processed. What is a tailings storage facility? Our definition. Tailings storage ...

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Tailing Definition of Tailing by Oxford Dictionary on ...

‘Mine wastes have been generated over the last several centuries of mining, the two primary mining wastes being mine tailings and waste rock.’ ‘The author stands in front of an erosion-carved wasteland - the result of 40 years of waiting for nature to reclaim this pile of mine tailings in Miami, Ariz.’

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Tailings definition and meaning Collins English Dictionary

Tailings definition: waste left over after certain processes, such as from an ore-crushing plant or in milling... Meaning, pronunciation, translations and examples

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Tailing Definition of Tailing by Merriam-Webster

Tailing definition is - residue separated in the preparation of various products (such as grain or ores) —usually used in plural.

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Geotechnical Properties of Mine Tailings Journal of ...

The exploitation and use of mineral resources produce large amount of mine tailings that are commonly in slurry form with high water content and compressibility. Over the last few decades, the volume of tailings being generated increased dramatically with the increase in the demand for minerals and metals, and the mining of many low-grade ores. The tailings always contain heavy metals, toxic ...

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Mining Terms Explained: A to Z Anglo American

Learn about mining with this dictionary full of mining terms methods, from base metals to stopes more.. skip to main content COVID-19 COVID-19 View COVID-19 . Mark Cutifani blog Close . Media Media Read all our latest press releases, speeches and presentations. Read more . Press releases Presentations and speeches Images Videos Media contacts Close . Suppliers Suppliers We are

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mine tailings legal definition of mine tailings by Law ...

Define mine tailings. means any solid or liquid substance released through the extraction, preparation, beneficia- tion and separation of ore, including sludge and dust resulting from the treatment of mining wastewater or atmospheric emissions, except for the final effluent and residue released through the operation of a pit or quarry within the meaning of the Regulation respecting pits and ...

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Mine tailings Article about Mine tailings by The Free ...

tailings[′tāliŋz] (engineering) The lighter particles which pass over a sieve in milling, crushing, or purifying operations. (mining engineering) The parts, or a part, of any incoherent or fluid material separated as refuse, or separately treated as inferior in quality or value. The decomposed outcrop of a vein or bed. The refuse material ...

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Basic facts: What are mine tailings and what is a tailings ...

11/03/2018  Mine tailings are the materials left over after the process of separating the valuable fraction from the ore extracted from the earth. Tailingscan be in the form of liquid, solid, or a ...

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What are Tailings? - Definition from Corrosionpedia

14/04/2014  Tailings are materials that are left after the dissociation of the valuable portion of materials from ores. Tailings can be extracted through placer mining or hard rock mining. This can be most commonly found in mills in its slurry form. Tailings are fine waste that can be found floating in water and can cause environmental damage or corrosion.

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Tailing Definition of Tailing by Oxford Dictionary on ...

‘Mine wastes have been generated over the last several centuries of mining, the two primary mining wastes being mine tailings and waste rock.’ ‘The author stands in front of an erosion-carved wasteland - the result of 40 years of waiting for nature to reclaim this pile of mine tailings in Miami, Ariz.’

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MINING TAILINGS AND MANAGEMENTS

In this case the sulphide minerals more readily oxidize in the tailings facility as a result of the size reduction from milling increasing the surface area and thus exposure of the tailings to air and water. Acid generation and metal mobilization occur that eventually find their way into the surrounding environment through runoff or seepage. This phenomenon is a well known problem affecting ...

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Tailings Management - Teck

In response to a request from the Investor Mining Tailings Safety Initiative, chaired by the Church of England and Swedish Council on Ethics for the AP Funds, Teck has provided specific details and information regarding our tailings facilities and our approach to tailings management. We are committed to working with stakeholders and being open and transparent on this important issue. Teck ...

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Tailing Disposal - an overview ScienceDirect Topics

2.4 Beaching behavior of mine tailings. The predominant method of tailings disposal is by pumping and sub-aerial deposition of an aqueous slurry (typically at 30–45% initial solids concentration by mass and an initial gravimetric moisture content, w, of 233–122%) to a surface TSF. The tailings may be discharged from a single pipe outlet or from a number of reduced diameter spigots off the ...

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Petra Diamonds Tailings Management

Tailings residue deposit management. Below is information on Petra’s tailings management programme. In South Africa risk-based mandatory Codes of Practices (“COP”) 1 are available for all residue deposits at our mines as required by, and according to set guidelines from the Department of Mineral Resources (DMR), Mine Health and Safety Inspectorate.

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Characterisation of As Geochemistry in Mine Tailings from ...

Macraes mine was opened in 1989, and extracts mesothermal gold from a shearing zone in the Otago schist. ˜ e gold occurs in pyrite and arsenopyrite, which comprise 1 % of the ore. In September 2015 an 80 m core was drilled through the northern end of the Mixed Tailings Facility (MTF) that received ˚ otation and sul˛ de concentrate tailings

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