beneficiation of acid mine drainage

  • Beneficiation of Acid Mine Drainage (AMD): A viable option

    Beneficiation of Acid Mine Drainage (AMD): A viable option for the synthesis of goethite, hematite, magnetite, and gypsum Gearing towards a circular economy concept.

  • Beneficiation of acid mine drainage (AMD): A viable option

    Acid mine drainage (AMD) is predominated by Fe 2+ /Fe 3+, Al 3+, Mn 2+, and S O 4 2-, amongst traces of other elements. As such, major elements in AMD renders mine water a promising source of Fe-based minerals and sulphate. These elements can be recovered for other defined applications.

  • Author: V. Akinwekomi, J.P. Maree, V. Masindi, V. Masindi, C. Zvinowanda, M.S. Osman, S. Foteinis, L. Mpenya...
  • Coal Fly Ash Beneficiation Treatment of Acid Mine

    The present book deals with various, very significant topics of coal fly ash beneficiation, such as treatment of acid mine drainage with coal fly ash, toxic metal adsorption using coal fly ash, recovery of metals from coal fly ash and phytoreclamation of abandoned acid mine drainage site after treatment with coal fly ash, the status of research in coal fly ash utilization and applications and

  • Author: Segun A. Akinyemi, Mugera W. Gitari
  • Treatment of Acid Mine Drainage with Coal Fly Ash

    Treatment of Acid Mine Drainage with Coal Fly Ash: Exploring the Solution Chemistry and Product Water Quality, Coal Fly Ash Beneficiation Treatment of Acid Mine Drainage with Coal Fly Ash, Segun A. Akinyemi and Mugera W. Gitari, IntechOpen, DOI: 10.5772/intechopen.69741. Available from:

  • Cited by: 3
  • Acid mine drainage Wikipedia

    Acid mine drainage, acid and metalliferous drainage (AMD), or acid rock drainage (ARD) is the outflow of acidic water from metal mines or coal mines. Acid rock drainage occurs naturally within some environments as part of the rock weathering process but is exacerbated by large-scale earth disturbances characteristic of mining and other large

  • Beneficiation of acid mine drainage (AMD): A viable option

    Beneficiation of acid mine drainage (AMD): A viable option for the synthesis of goethite, hematite, magnetite, and gypsum Gearing towards a circular economy concept. Author links open overlay panel V. Akinwekomi a J.P. Maree b V. Masindi c d e C. Zvinowanda f M.S. Osman c S. Foteinis c L. Mpenyana-Monyatsi a E. Chatzisymeon g.

  • Author: V. Akinwekomi, J.P. Maree, V. Masindi, V. Masindi, C. Zvinowanda, M.S. Osman, S. Foteinis, L. Mpenya...
  • Management and Mitigation of Acid Mine Drainage in South

    South Africa is facing the increasing challenge of acid mine drainage (AMD) whose genesis is the country’s mining history, which paid limited attention to post-mining mine site management. In mineral resource-rich Africa, this has emerged as one of the most daunting challenges of our time.

  • Remediation of Acid Mine Drainage-Impacted Water

    Aug 16, 2015· The formation of acid mine drainage (AMD), a highly acidic and metal-rich solution, is the biggest environmental concern associated with coal and mineral mining. Once produced, AMD can severely impact the surrounding ecosystem due to its acidity, metal toxicity, sedimentation and other deleterious properties. Hence, implementations of effective post-mining management practices are

  • Cited by: 51
  • Technical Document: Acid Mine Drainage Prediction

    Acid Mine Drainage Prediction compares acid rock drainage factors of waste rock piles and tailings impoundments. In examining this table, it is important to note that diffusion of oxygen into water is slow and, therefore, oxidation of iron sulfide is inhibited until the water level drops, which can occur periodically or seasonally in some cases.

  • Management and Mitigation of Acid Mine Drainage in South

    Management and Mitigation of Acid Mine Drainage in South Africa: Input for Mineral Beneficiation in Africa [Munyaradzi Mujuru, Shingirirai S. Mutanga] on Amazon. *FREE* shipping on qualifying offers. South Africa is facing the increasing challenge of acid mine drainage (AMD) whose genesis is the country’s mining history

  • Format: Paperback
  • Beneficiation of pulp mill waste green liquor dregs

    Acid mine Drainage (AMD) is a low pH, sulphate and heavy metal rich leachate that is produced from oxidation of sulphide bearing minerals commonly found in the host rocks of some mineral ores. The pH augmentation, and sulphate and metal removal in AMD is often achieved by adding alkaline reagents in it.

  • Management and Mitigation of Acid Mine Drainage in South

    Management and Mitigation of Acid Mine Drainage in South Africa: Input for Mineral Beneficiation in Africa [Munyaradzi Mujuru, Shingirirai S. Mutanga] on Amazon. *FREE* shipping on qualifying offers. South Africa is facing the increasing challenge of acid mine drainage (AMD) whose genesis is the country’s mining history

  • Format: Paperback
  • Abandoned Mine Lands: Basic Information Superfund US EPA

    *Although acid mine drainage/acid rock drainage caused by coal mining commonly results in significant environmental impacts, Congress has designated the Department of the Interior’s Office of Surface Mining as the federal authority responsible for addressing these coal mining contamination problems.

  • Management and Mitigation of Acid Mine Drainage in South

    South Africa is facing the increasing challenge of acid mine drainage (AMD) whose genesis is the country's mining history, which paid limited attention to post-mining mine site management. In mineral resource-rich Africa, this has emerged as one of the most daunting challenges of our time.

  • Remediation of Acid Mine Drainage-Impacted Water

    Aug 16, 2015· The formation of acid mine drainage (AMD), a highly acidic and metal-rich solution, is the biggest environmental concern associated with coal and mineral mining. Once produced, AMD can severely impact the surrounding ecosystem due to its acidity, metal toxicity, sedimentation and other deleterious properties. Hence, implementations of effective post-mining management practices are

  • An Explanation of Acid Mine Drainage thoughtco

    Nov 13, 2019· In a nutshell, acid mine drainage is a form of water pollution that happens when rain, runoff, or streams come in contact with rock that is rich in sulfur. As a result, the water becomes very acidic and damages downstream aquatic ecosystems. In some regions, it is the most common form of stream and river pollution.

  • Beneficiation Of Acid Mine Drainage

    Beneficiation Of Acid Mine Drainage. Acid Mine Drainage effects, types, plants, marine, . Acid Rock Drainage and Acid Mine Drainage Acid rock drainage (ARD) is a natural process in which sulfuric acid is produced when sulfides in rocks—for .

  • EPA What is Acid Mine Drainage

    Acid Mine Drainage Mines built as early as the 1800’s were developed in a manner which utilized gravity drainage, to avoid excessive water accumulation in the mines As a result, water polluted by acid, iron, sulfur and aluminum drained away from the mines and into streams Results of Acid Mine Drainage

  • Environmental impact and remediation of acid mine drainage

    Work carried out at the abandoned copper (Cu) and sulphur (S) mine at Avoca (south east Ireland) has shown acid mine drainage (AMD) to be a multi-factor pollutant. It affects aquatic ecosystems by a number of direct and indirect pathways. Major impact areas are rivers, lakes, estuaries and coastal waters, although AMD affects different aquatic ecosystems in different ways. Due to its

  • Acid Mine Case Study VSEP

    rock that comes from the mine is crushed into smaller and smaller pieces by heavy steel balls in machinery called mills. The Life Cycle of Acid Mine Drainage Copper Ore from Arizona Concentrating Ground up rock is mixed with water, air bubbles and small amounts of chemicals. The chemicals allow copper minerals to rise to the top and stick to

  • Evaluation of Ultrasound-assisted Modified Fly Ash for

    Deniz Sanliyuksel Yucel and Burcu Ileri (December 20th 2017). Evaluation of Ultrasound-assisted Modified Fly Ash for Treatment of Acid Mine Drainage, Coal Fly Ash Beneficiation Treatment of Acid Mine Drainage with Coal Fly Ash, Segun A. Akinyemi and Mugera W. Gitari, IntechOpen, DOI: 10.5772/intechopen.69425. Available from:

  • Corrosionpedia What is Acid Mine Drainage? Definition

    Acid mine drainage is known as one of the most severe threats to water brought about by mining. A mine's drainage substances such as acid can destroy streams, rivers and aquatic life. The effects of this phenomenon are so immense that it can cause devastation that could last for hundreds to

  • The Benefits of Acid Mine Drainage Remediation on the

    The Acid Mine Drainage Subcommittee of the Maryland State Water Quality Advisory Committee developed the original project concept and secured funding. The Subcommittee—together with Downstream Strategies—wishes to thank the individuals and organizations that contributed to and supported this study.

  • cimfr.csircentral.net

    The main cause of acid mine drainage is the occurrence Of pyrite and sulphide minerals with the rock of coal seams. During mining these sulphide minerals get exposed to air and mine water. then oxidation and hydrolysis results in the generation of acid mine drainage. The low pH value Of the discharge mine water results in the further

  • Acid Mine Drainage (AMD) South Africa

    Jun 17, 2016· Acid mine drainage (AMD) is the flow, or seepage, of polluted water from old mining areas. Depending on the area, the water may contain toxic heavy metals and radioactive particles. These are dangerous for people’s health, as well as plants and animals.

  • Beneficiation Of Acid Mine Drainage

    Treatment of Acid Mine Drainage with Coal Fly Ash . A treatment process for Acid mine drainage (AMD) using coal fly ash (CFA) was developed. AMD was treated with CFA as the alkaline agent at different CFA: AMD ratios and pH, electrical conductivity (EC) evolution monitored over time.

  • Management and mitigation of acid mine drainage in South

    Get this from a library! Management and mitigation of acid mine drainage in South Africa : input for mineral beneficiation in Africa. [Shingirirai Savious Mutanga; Munyaradzi Mujuru;] -- South Africa is facing the increasing challenge of acid mine drainage (AMD) whose genesis is the country's mining history, which paid limited attention to post-mining mine site management.

  • EPA What is Acid Mine Drainage

    Acid Mine Drainage Mines built as early as the 1800’s were developed in a manner which utilized gravity drainage, to avoid excessive water accumulation in the mines As a result, water polluted by acid, iron, sulfur and aluminum drained away from the mines and into streams Results of Acid Mine Drainage

  • Management and Mitigation of Acid Mine Drainage in South

    South Africa is facing the increasing challenge of acid mine drainage (AMD) whose genesis is the country's mining history, which paid limited attention to post-mining mine site management. In mineral resource-rich Africa, this has emerged as one of the most daunting challenges of our time.

  • What can be done to prevent or clean up acid mine drainage

    By far the most common mine drainage problem is that of acid mine drainage (AMD). Sulfuric acid is produced when water interacts with sulfur-bearing materials in the presence of oxygen and common bacteria [1]. The acidic water formed by this process can dissolve many metals in bioavailable forms, posing a threat to humans and wildlife [2].

  • Acid Mine Drainage Treatment WesTech Engineering, Inc.

    May 17, 2016· The first step in the acid mine drainage flowsheet is de-carbonation. In many cases, chemical consumption is the number one operating cost of an acid mine drainage treatment system. As such, it is critical that chemical usage be optimized. Typically, with acid mine water, there is a high amount of CO 2 in the waste stream.

  • Passive Remediation of Acid Mine Drainage Using Crab Shell

    Streams contaminated by acid mine drainage (AMD) are complex environmental systems which require biological, chemical, and physical treatment steps for thorough remediation. In this work, a novel concept for treating AMD was investigated, in which the biological reduction of acidity, chemical enhancement of alkalinity, and physical sorption of

  • Remediation of Acid Mine Drainage WIReDSpace Home

    REMEDIATION OF ACID MINE DRAINAGE USING METALLURGICAL SLAGS Tendai Innocent Name A dissertation submitted to the Faculty of Engineering and the Built Environment, University of the Witwatersrand, Johannesburg, in fulfillment of the requirements for the degree of

  • Management and Mitigation of Acid Mine Drainage in South

    Management and Mitigation of Acid Mine Drainage in South Africa Munyaradzi Mujuru, S. Mutanga Published by African Books Collective Mujuru, Munyaradzi and S. Mutanga. Management and Mitigation of Acid Mine Drainage in South Africa: Input for Mineral Beneficiation in Africa. African Books Collective, 2016.

  • Design Manual Neutralization Of Acid Mine Drainage

    An Appraisal of Neutralization Processes to Treat Coal Mine Drainage. EPA 670/2-73-093, November 1973, p. 81. 5. Wilmoth, R.C., and R.D. Hill. Neutralization of High Ferric Iron Acid Mine Drainage. Federal Water Quality Administration, August 1970. 6. Kennedy, J.L. Sodium Hydroxide Treatment of Acid Mine Drainage.

  • Acid Mine Drainage

    Acid Mine Drainage: Studies in Remediation Watershed Scale Assessment of an Acid-Mine Drainage Abatement Project in Clarion County A report by Andrew M. Turner, Ph.D., Terry Morrow, Ph.D., Steven Harris, Ph.D., Peter Dalby, Ph.D., Jared Dressler and Steven Seiler Department of Biology Clarion University of Pennsylvania

  • Corrosionpedia What is Acid Mine Drainage? Definition

    Acid mine drainage is known as one of the most severe threats to water brought about by mining. A mine's drainage substances such as acid can destroy streams, rivers and aquatic life. The effects of this phenomenon are so immense that it can cause devastation that could last for hundreds to

  • Technical Report Acid Mine Drainage Prediction

    ----- Acid Mine Drainage Prediction 2. ACID GENERATION PREDICTION The objectives of predictive testing are to: (1) determine if a discrete volume of mining waste will generate acid and (2) predict the quality of the drainage based on the rate of acid formation measured (California Mining