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Tailings Management at NRCan Natural Resources Canada

20191022 ensp 0183 enspCurrent research activities include optimizing remediation methods for historical gold mine tailings to protect ecosystem and human health developing geoenvironmental models in collaboration with CanmetMINING to better predict and monitor the environmental effects associated with the future development of gold uranium and rare earth element…

Optimizing Remediation of Gold Mine Tailings in Nova Scotia

19 Optimizing Remediation of Gold Mine Tailings in Nova Scotia Michael B Parsons1 Heather E Jamieson2 Stephanie L DeSisto2 and Jennifer Kavalench2 In recent years Canadians have demonstrated an increased awareness of the potential impacts of mining activity on…

HyG Gold Concentrators

HyG Gold concentrators were specifically developed for alluvial placer mining and have had exceptional success Our new Deep Bowl series were specifically developed for hard rock mining where gold is ultra fine and also for Mercury remediation from old dredge and mill tailings …

Is rhizosphere remediation sufficient for sustainable

May 30 2012 nbsp 0183 32Revegetation of mine tailings finegrained waste material starts with the reconstruction of root zones consisting of a rhizosphere horizon mostly topsoil and or amended tailings and the support horizon beneath i e equivalent to subsoil – mostly tailings which must be physically and hydrogeochemically stable …

Mount Morgan Mine Environment land and water

Mount Morgan Mine was the largest gold mine in Queensland in 19th and early 20th centuries About 250 tonnes of gold and 360 000 tonnes of copper were extracted from the mine and about 134 million tonnes of waste rock and tailings generated Mining activities have left a legacy of impacts on the Dee River and the site itself …

Tailings remediation with dredge mining technology

These metal products in tailings may be of much more value today due to profitable extraction with modern processing techniques and current commodity prices Another important reason to remediate tailings is to mitigate any threats and to prevent potential damage to the environment Different techniques can be used for tailings remediation …

Factors affecting the shear strength of mine tailings clay

Factors affecting the shear strength of mine tailings clay mixtures with varying clay content and clay mineralogy Rozalina S Dimitrova⁎ Ernest K Yanful Department of Civil and Environmental Engineering The University of Western Ontario London ON Canada N6A 5B9…

In Situ Stimulation of Thiocyanate Biodegradation through

20171121 ensp 0183 enspThiocyanate SCN– is a contaminant requiring remediation in gold mine tailings and wastewaters globally Seepage of SCN–contaminated waters into aquifers can occur from unlined or structurally compromised mine tailings storage facilities A wide variety of microorganisms are known to be capable of biodegrading SCN– however little is known regarding the potential of native microbes…

Long Lake Gold Remediation Remediation Plan for

20191026 ensp 0183 enspLong Lake Gold mine operated intermittently from 1908 to 1937 and produced approximately 200 000 tonnes of tailings The tailings were discharged directly to the environment without containment The tailings have since eroded into Luke Creek and Long Lake The tailings are acid generating and leach acidic water that is high in metal contamination specifically arsenic …

Root symbionts a tool for remediation of gold mine tailings

Root symbionts a tool for remediation of gold mine tailings Campagnac E Baudrand J Sanon K amp Khasa DP 2012 Root symbionts a tool for remediation of gold mine tailings in AB Fourie amp M Tibbett eds Proceedings of the Seventh International Conference on Mine Closure Australian Centre for Geomechanics Perth pp 187195 …

Remediation Public Safety Remediation Projects Examples of

Examples of environmental contamination remediation projects Walker Mine Tailings Revegetation Study and Dust Mitigation Project The Walker Mine Tailings part of the 2007 priorities list is a 100 acre mine tailings loed on the Plumas National Forest east of Quincy in Plumas County The Walker Mine produced significant quantities of copper…

113 Gold Tailings at Macalder Gold Mines in Migori County

1 1 3 Gold Tailings at Macalder Gold Mines in Migori County Macalder constitutes openpit gold mines operated by artisanal miners The gold is mined using mercury amalgamation method Ogola et al 2002 The dumping of gold tailings is uncontrolled The dumped tailings have accumulated in lowlying areas near the mine where seepage to streams and lakes is reported to be high during the wet 4…

Selection of Remediation Measures for Abandoned Mine

2003114 ensp 0183 enspCase 2 – Colomac Mine Tailings area contained high cyanide waters now contaminated with ammonia The third case is an example of a very large and very complex mine closure The Giant Mine near Yellowknife NWT operated from 1948 to 1999 The gold ore at Giant was associated with the mineral arsenopyrite To liberate…

Remediation of cyanide from the gold mine tailing pond by

The Zarmehr gold mine was loed in NE Iran in KhorasanRazavi province At this site the cyanide solutions were applied for gold recovery from the ore and the cyanidecontaining wastes were stored in the tailing pond Sampling was carried out from different parts of this pond …

Tackling Tailings Repurpose and Remediation XPRIZE

Our concept for repurposing and remediation of mine tailings revolved around using talings high in silica melting the tailings using concentrated solar thermal CST energy into a basic form of glass as a substrate for CST mirrors and using those mirrors to increase the solar thermal energy available in a beneficial feedback cycle …

Tailings Management at NRCan Natural Resources Canada

Current research activities include optimizing remediation methods for historical gold mine tailings to protect ecosystem and human health developing geoenvironmental models in collaboration with CanmetMINING to better predict and monitor the environmental effects associated with the future development of gold uranium and rare earth element…

GOLD KING MINE – WATERSHED FACT SHEET

Gold Corp agreed not only to bulkhead mine plug its mine but also to clean up abandoned mines nearby while continuing to run the metalladen waters of upper Cement Creek through a water treatment facility Sunnyside also reached an agreement with the state and Gold King mining to turn over its water treatment operations to Gold King …

Transforming Toxic Mine Tailings into Gold – WaterTAP

Jan 08 2014 nbsp 0183 32Pure gold payoff BacTech s environmental remediation technologies neutralize sulfides causing acid rock drainage and stabilize toxic elements such as arsenic and cadmium but the process also isolates and separates base metals present in the mine tailings including copper nickel cobalt zinc and gold and silver …

Using Hydrogeochemical Data to Improve Remediation of

2010816 ensp 0183 enspUsing Hydrogeochemical Data to Improve Remediation of Historical Gold Mine Tailings in Nova Scotia stephanie L DEsIstO 185 Michael B PArsONs 178 Heather E JAMIEsON 185 185Queen s University Department of Geological Sciences amp Geological Engineering Kingston Ontario …

Long Lake Gold Mine Rehabilitation Project

The planned rehabilitation of the Long Lake Gold Mine site will involve the remediation of tailings areas TA01 TA02 and TA03 by creating a tailings impoundment within TA01 and consolidate all tailings…

Tailings Wikipedia

20191014 ensp 0183 enspTailings are also called mine dumps culm dumps slimes tails refuse leach residue slickens or terracone terrikon Examples Sulfide minerals The effluent from the tailings from the mining of sulfidic minerals has been described as quotthe largest environmental liability of…

CLUIN Mine Tailings Enumeration and Remediation

The Iron King Mine and Humboldt Smelter Superfund Site is adjacent to the town of DeweyHumboldt Arizona Soil in residential yards contains elevated levels of arsenic lead and zinc associated with tailings particles that have been dispersed as dust primarily by wind …

Mine tailings dams Characteristics failure

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 HudsonEdwards et al 2001 Younger and Wolkersdorfer 2004 Lottermoser 2007 The word tailings is generic as it describes the byproduct of several extractive…

Tailings Ponds Are the Biggest Environmental Disaster You

Aug 07 2014 nbsp 0183 32Last Monday a quottailings pond quot dam holding waste from the Mount Polley gold and copper mine in British Columbia broke spilling billions of…

Historic Gold Mine Tailings Nova Scotia

200994 ensp 0183 enspHistoric Gold Mine Tailings FAQ What are gold mine tailings Tailings are a byproduct of a gold mining process that was common in the late 1800s and early 1900s Goldbearing rocks that also contain arsenic were crushed and spread over liquid mercury to remove the gold The mercury was then evaporated leaving the gold …

GS24 Phytoremediation and revegetation of mine

201469 ensp 0183 enspThe longterm goal of this study is to define limiting factors for phytoremediation and revegetation of mine tailings and other sites contaminated with heavy metals This study will establish the scientific basis for remediation of mine tailings and extraction of…

Potential for the phytoremediation of arsenic

Potential for the phytoremediation of arseniccontaminated mine tailings in Fiji ByongGu KoA B Christopher W N AndersonB F Nanthi S BolanC KeunYoung HuhB D and…

From Tailings to Treasure A New Mother Lode

2005720 ensp 0183 enspNew technology allows it to recover up to 40 of the gold left in particle form in tailings DRD Gold extracted 33 600 ounces of gold worth nearly US 40 million in the last quarter of 2013 Mintails a mine tailings processor has developed new technology to process 350 000 tons of slimes from its extensive tailings resources …

Gold Tailings Hazards and Opportunities INN

2019104 ensp 0183 enspTailings from gold mining operations can pose a threat to the environment and health of nearby communities Not only can this waste be harmful if…

Is rhizosphere remediation sufficient for sustainable

Kidston Gold mine tailings As tailings are mostly devoid of OM the addition of various OM is a common practice in tailings remediation and root zone reconstruction to improve physical chemical and nutrient characteristics …

Revegetation of Gold Mine Tailings Active mine Macraes

The vegetation of Macraes Gold Mine tailings is continued research born from an initial study on glasshouse screening trials conducted by a team from the University of Otago s Departments of Geology and Geography in 2003 as part of the Environmental Science Programme…

Tailings Remediation Government of Canada Publiions

Tailings Remediation Giant Mine Remediation Project History of tailings at Giant Mine The depositing of tailings on the surface of Giant Mine started in 1948 and continued until 1999 From 1948 to early 1951 a relatively small amount of tailings were deposited at the edge of north Yellowknife Bay on Great Slave Lake Subsequently …

Giant gold mine remediation project calls for arsenic

INDIGENOUS AND NORTHERN AFFAIRS CANADA A significant priority for the Giant Mine Remediation Project in Yellowknife N W T will be containing arsenic trioxide that was a byproduct of processing gold onsite during the 56year operation of the mine …

Long Lake Gold Mine remediation project hits stumbling block

Nov 14 2017 nbsp 0183 32As reported by the CBC the Long Lake Gold Mine Remediation Project near Sudbury Ontario will not be getting started until 2019 The Province on Ontario first announced its commitment to remediate the abandoned gold mine back in 2013 The lake loed near a popular recreation area had high levels of arsenic …

Giant gold mine remediation project calls for arsenic

Apr 27 2018 nbsp 0183 32INDIGENOUS AND NORTHERN AFFAIRS CANADA A significant priority for the Giant Mine Remediation Project in Yellowknife N W T will be containing arsenic trioxide that was a byproduct of processing gold onsite during the 56year operation of the mine …

Laboratory Investigation of the Resistance of Tailings and

2019918 ensp 0183 enspand undisturbed mine tailings Moriwaki et al 1982 carried out the response of copper mine tailings using field and laboratory tests Vick 1983 investigated the cyclic strength of the different mine tailings Peters and Verdugo 2003 observed that under the same void ratio the cyclic resistance of mine tailings…

From Tailings to Treasure Miners Make Advancing Mining

DRD Gold one of the first South African companies to abandon traditional mining to focus on extracting gold from tailings New technology allows it to recover up to 40 of the gold left in particle form in tailings DRD Gold extracted 33 600 ounces of gold worth…

Phytostabilization of Mine Tailings in Arid and Semiarid

200831 ensp 0183 enspPhytostabilization of gold mine tailings from New Zealand Part 2 Experimental evaluation of arsenic mobilization during revegetation Int J Phytorem 8 163183 Crossref Medline Google Scholar McNearny RL 1998 Revegetation of a mine tailings impoundment using municipal biosolids in a semiarid environment …

Solidphase partitioning of mercury in artisanal gold mine

The solidphase partitioning of mercury could provide necessary data in the identifiion of remediation techniques in contaminated artisanal gold mine tailings This study was conducted to determine the total mercury content of mine wastes and identify its solidphase partitioning through selective sequential extraction coupled with cold vapour atomic absorption spectroscopy …

Costs of Remediation at Mine Sites EPA

Costs of Remediation TABLE OF CONTENTS 1 0 INTRODUCTION 1 1 1 Cost Factors 1 1 2 Organization of Report 3 2 0 ACID ROCK DRAINAGE 4 2 1 Waste Rock Pile 5 2 2 Underground Mine Drainage 10 3 0 SEEPAGE AND OVERFLOW FROM LEACH SYSTEMS AND TAILINGS IMPOUNDMENTS 13 3 1 Overflow or Breach of an Impoundment Structure 13 3 2 Leakage from the Face or Toe of a Dam 14 4 0 MINE…

 

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