Conference Agenda

Overview of Metal & Coal Mines in Wales

Peter Brabham

Cardiff University, United Kingdom

New Developments in Tailings Dam Monitoring

Kym Lesley Morton

KLM Consulting Services, South Africa

Offscreen-Break Due to No-show or Last Minute Cancellation

IMWA 2021 Organizers

International Mine Water Association

REE Enrichment Pattern in Acid Mine Drainage and Overburden from Coal Mine in Indonesia

Abie Badhurahman, Rudy Sayoga Gautama, Ginting Jalu Kusuma

Department of Mining Engineering, Institut Teknologi Bandung, Indonesia

Natural Tracers For Mine Water Fingerprinting – A First Step To A Hydrogeochemical Monitoring Plan For Risk Assessment During Mine Water Rebound In The Ruhr District Area, Germany

Henning Jasnowski-Peters, Christian Melchers

Research Center of Post Mining, Technische Hochschule Georg Agricola - University, Bochum, Germany

Simulation of Column Leach Tests using Reactive Transport Modelling

Yuan Tian¹, Johan Fourie², Brent Usher²

1: Golder Associates, Australia; 2: Klohn Crippen Berger , Australia

Application of Multivariate Statistical Analysis in Mine Water Hydrogeochemical Studies of the Outcropped Upper Carboniferous, Ruhr Area, Germany

Tuan Quang Tran^1,2, Andre Banning^1,3, Stefan Wohnlich¹

1: Hydrogeology Department, Faculty of Geosciences, Ruhr University Bochum, Germany; 2: Hydrogeology Department, Faculty of Geosciences and Geoengineering, Hanoi University of Mining and Geology, Vietnam; 3: School of Biological, Earth and Environmental Sciences, University College Cork, Ireland

Steel Slag-Limestone Reactor with Resistance to Fe: Laboratory and Pilot Scale Evaluations of Mn Treatment Efficiency

Duk-Min Kim^1,2, Youn-Soo Oh^2,3, Hyun-Sung Park², Dae-Gyu Im¹, Woong-Lim Lim¹, Hye-Rim Kwon¹, Joon-Hak Lee^2,4

1: Sangji University, Republic of Korea; 2: Korea Mine Reclamation Corporation (MIRECO), Republic of Korea; 3: Department of Earth and Environmental Sciences, Korea University, Republic of Korea; 4: Department of Earth Resources and Environmental Engineering, Hanyang University, Republic of Korea

Offscreen-Break Due to No-show or Last Minute Cancellation

IMWA 2021 Organizers

International Mine Water Association

Magnetic Coagulation Technology For Coal Gasification Wastewater Treatment

Jianlei Gao¹, Yan Liu¹, Yixin Yan¹, Wenhao Wang²

1: School of Ecology and Environment, Zhengzhou University 450001, Henan, China; 2: Zhengzhou University Design and Research Institute Co.Ltd., China

Final Treatment Trials On Cwm Rheidol - Ystumtuen Mines Discharges, Wales, Using Sono-electrochemistry (Electrolysis With Assisted Power Ultrasound)

Peter Clive Stanley¹, Chris Bullen²

1: Natural Resources Wales, United Kingdom; 2: Power & Water

Scale-up of Electrochemical Units for Mining Waters Treatment

Maria Mamelkina, Ritva Tuunila, Antti Häkkinen

LUT University, Finland

Effects of pH on arsenic mineralogy and stability in Poldice Valley, Cornwall, United Kingdom

Julian Tang¹, Eric Oelkers², Julien Declercq¹, Rob Bowell¹

1: SRK Consulting, 17 Churchill Way, Cardiff, CF10 2HH, UK; 2: University College London, Gower Street, London, WC1E 6BT, UK

Mobilization Of Environmentally Hazardous Elements Dressing Tailings Of Loparite Ores Under Atmospheric Precipitation

Eugenia Krasavtseva^1,2, Dmitry Makarov¹, Vladimir Masloboev¹, Victoria Maksimova^1,2, Anton Svetlov¹

1: Institute of the industrial ecology problems of the North, Kola Science Center RAS, Russian Federation; 2: Laboratory of Nature-Inspired Technologies and Environmental Safety of the Arctic of the Federal Research Centre “Kola Science Centre of the Russian Academy of Sciences”

Variability in Mine Waste Mineralogy and Water Environment Risks: a Case Study on the River Almond Catchment, Scotland.

Simon Haunch¹, Alan MacDonald², Christopher McDermott³

1: Scottish Environment Protection Agency, 231 Corstorphine Road, Edinburgh; 2: British Geological Survey, Research Avenue South, Edinburgh; 3: School of Geoscience, Grant Institute, James Hutton Road, Edinburgh

🎓 Assessing Heavy Elements In Tailings Water Around A Uranium Mine In Namibia

Vera Uushona^1,2, Manny Mathuthu¹

1: North-West University (Mafikeng), South Africa; 2: National Radiation Protection Authority of Namibia, Ministry of Health and Social Services, Harvey Street, Namibia

The Use of Industrial Alkaline Wastes to Neutralise Acid Drain Water from Waste Rock Piles

Nikolay Maksimovich, Vadim Khmurchik, Olga Meshcheriakova, Artem Demenev, Olga Berezina

Natural Science Institute of Perm State University, Russian Federation

Design, Operation, and Preliminary Findings from a Field Acid Rock Drainage (ARD) Study at the Bagdad Copper Mine in Arizona

Madhumitha Raghav¹, Jessica Szaro¹, Trika Graham², Brent Callen²

1: Freeport-McMoRan, Inc.; 2: Freeport-McMoRan Bagdad, Inc.

Trace Element (As, F, U) Contamination and Hydrogeochemistry in the Vicinity of a Mexican Ore Mine

Andre Banning^1,2, Desiree Schwertfeger¹, Sócrates Alonso Torres³, Antonio Cardona Benavides⁴

1: Hydrogeology Department, Faculty of Geosciences, Ruhr University Bochum, Germany; 2: School of Biological, Earth and Environmental Sciences, University College Cork, Ireland; 3: Postgraduate Program in Minerals Engineering, Faculty of Engineering, Universidad Autónoma de San Luis Potosí, Mexico; 4: Earth Sciences Department, Faculty of Engineering, Universidad Autónoma de San Luis Potosí, Mexico

Effect of Mining to Water Quality in Chua and Revué Rivers, Mozambique

Clemencio Nhantumbo¹, Estevao Pondja¹, Dinis Juizo¹, Antonio Cumbane¹, Nelson Matsinhe¹, Bruno Paqueleque¹, Miguel Uamusse¹, Gretchen Gettel², Mário Franca^2,3, Paolo Paron²

1: Univerisidade Eduardo Mondlane, Mozambique; 2: IHE-Delft Institute for Water Education; 3: Delft University of Technology

Efficacies of Pervious Concrete and Zero-valent iron as Reactive Media for Treating Acid Mine Drainage

Ayanda Nomaswazi Shabalala

University of Mpumalanga, South Africa

🎓 Prediction Of Water Quality Parameters Using Unmanned Aerial Vehicle Multispectral Imagery In Acidic Water Bodies In The Iberian Pyrite Belt (Tharsis, SW Spain)

Melisa Alejandra Isgró^1,2, María Dolores Basallote¹, Luis Barbero²

1: Department of Earth Sciences, Research Center on Natural Resources, Health and the Environment (RENSMA), University of Huelva, Campus El Carmen s/n, 21071 Huelva, Spain; 2: Department of Earth Sciences, University of Cádiz, Campus Universitario de Puerto Real, 11510 Puerto Real, Cádiz, Spain

Process For The Subsoil Treatment Of Acidified Groundwater Through Microbial Sulfate Reduction

Ralph Schöpke¹, Manja Walko², Konrad Thürmer³

1: Brandenburgische Technische Universität Cottbus-Senftenberg, Germany; 2: Lausitzer und Mitteldeutsche Bergbau-Verwaltungsgesellschaft mbH; 3: Institut für Wasserwirtschaft, Siedlungswasserbau und Ökologie (IWSÖ GmbH)

Solvent Extraction To Recover Copper From Extreme Acid Mine Drainage

Amir Nobahar^1,2, Alemu Melka^1,2, Jorge Carlier¹, Maria Clara Costa^1,2

1: Centre of Marine Sciences (CCMAR), University of the Algarve, Gambelas Campus, 8005-139 Faro, Portugal; 2: Faculty of Sciences and Technology, University of the Algarve, Gambelas Campus, 8005 139 Faro, Portugal

Enhancing Biological Nitrogen Removal from Mine Site Water in Cold Climate

Piia Juholin¹, Kirsi-Marja Haanpää¹, Elena Torresi², Fernando Morgan-Sagastume²

1: AFRY Finland Oy; 2: AnoxKaldnes - Veolia Water Technologies AB

Innovative Adaptation of Mining Hydrogeology Practices during a Pandemic

Sofia Nazaruk, Grace Yungwirth, Jessica Nicholls, Gareth Digges La Touche

Golder Associates (UK) Limited

Employment Of A Double Continuum Model To Characterize Groundwater Flow In Underground Post-Mining Setups: Case Study Of The Ibbenbüren Westfield

Diego Bedoya-Gonzalez^1,2, Timo Kessler², Maria-Theresia Schafmeister²

1: Department of Geography and Geology, University of Salzburg, Austria; 2: Institute for Geography and Geology, University of Greifswald, Germany

The Relationships Between Negative Pore-water Potential, Water Content, Relative Humidity and Sulfide Oxidation in Waste Rock -- a Case Study

Eben Dy¹, Kidus Tufa¹, Elizabeth Fisher¹, Zhong-Sheng {Simon} Liu¹, Kevin Morin², Michael O'Kane³, Tim O'Hearn⁴, Cheng Huang¹, Qu Wei¹

1: National Research Council Canada; 2: Minesite Drainage Assessment Group; 3: O’Kane Conultants Inc.; 4: Bureau Veritas

Numerical Modelling of Transient Groundwater Flow and Contaminant Transport at the Myra Falls Mine Site

Mahmoud Hussein¹, Paul Ferguson¹, Christoph Wels¹, Nicole Pesonen²

1: Robertson GeoConsultants Inc. (RGC), Canada; 2: Nyrstar Myra Falls, Campbell River, Canada

Quantification of Environmental Risk of U and Th in Witwatersrand Gold-Mine Tailings, South Africa

Robert Neill Hansen

Univeristy of the Free State, South Africa

A Multicomponent Reactive Transport Modeling Toolbox for Prediction of Drainage Quality from Mine Waste Facilities

Muhammad Muniruzzaman¹, Teemu Karlsson², Päivi M. Kauppila²

1: Water Management Solutions, Geological Survey of Finland, Finland; 2: Circular Economy Solutions, Geological Survey of Finland, Finland

Tools to Assess the Benefits of Mine Water Management: Economic and Social Valuation of Ecosystem Services

Mike Christie

Aberystwyth University, United Kingdom

Creating Opportunities from the UK’s Mining Legacy

Lisa Pinney

Coal Authority, United Kingdom

Tailings dam failure: Estimation of Outflow Volume

Amir Keshtgar

GHD, Australia

Cultural Aspects Constraining Mine Water Supply Chain Management In Asal Areas Of Kitui County, Kenya

Erastus Kiswili Nyile^1,2, Joash Kibet Kirwah²

1: Taita Taveta University, Kenya; 2: Jomo Kenyatta University of Agriculture and Technology

🎓 Youth Participation and Inclusivity in Mine Water Sustainability in Kitui County, Kenya

Erastus Kiswili Nyile^1,2, Joash Kirwah Kibet²

1: Taita Taveta University, Kenya; 2: Jomo Kenyatta University of Agriculture and Technology, Kenya

Developing Integrated Water Management Models To Address Water Related Risks And Provide Resilience In The Mining Industry

Scott Gregory Anderson, Tyler Tinkler

GHD, Australia

Utilization Of Mine Waste To Produce Sustainable Housing Materials For Artisanal Miners And The Surrounding Communities -A Case Study Of Mkuki, Taita Taveta County, Kenya

Phillis Mutheu Mbinda

TAITA TAVETA UNIVERSITY, Kenya

🎓 Application of Artificial Intelligence Systems in Mine Water Management – An Introduction to two Effective Predictive Models

Kagiso Samuel More, Christian Wolkersdorfer

Tshwane University of Technology (TUT), South Africa

A UK progress overview of Metal Mine Remedial Work

Peter Clive Stanley¹, Potter Hugh²

1: Natural Resources Wales, United Kingdom; 2: Environment Agency, United Kingdom

A GIS-Based Prioritisation Of Coastal Legacy Mine Spoil Deposits In England And Wales For Effective Future Management

Alex L. Riley¹, Patrizia Onnis², Elin Jennings², Richard A. Crane², Karen A. Hudson-Edwards², Sean D.W. Comber³, Ian T. Burke⁴, Patrick Byrne⁵, Catherine J. Gandy⁶, Adam P. Jarvis⁶, William M. Mayes¹

1: Department of Geography, Geology and Environment, University of Hull, Hull, HU6 7RX, UK; 2: Environment & Sustainability Institute and Camborne School of Mines, University of Exeter, Penryn, TR10 9DF, UK; 3: School of Geography, Earth and Environmental Sciences, Plymouth University, Plymouth, PL4 8AA, UK; 4: School of Earth and Environment, University of Leeds, Leeds, LS2 9JT, UK; 5: School of Biological and Environmental Sciences, Liverpool John Moores University, Liverpool, L3 3AF, UK; 6: School of Engineering, Newcastle University, Newcastle upon Tyne, NE1 7RU, UK

Emerging Opportunities for Improving Legacy Metal Mine Water Pollution Driven by Changing Regulatory Environments and Outputs of Novel Fieldwork in the Southern Uplands of Scotland.

Alan Yendell¹, Patrick Byrne²

1: Scottish Environment Protection Agency, United Kingdom; 2: Liverpool John Moores University, United Kingdom

Challenges of Watershed Mine Drainage Characterisation and Remediation at Scale: Force Crag Base Metal Mine, Cumbria, UK

Catherine J Gandy¹, Adam P Jarvis¹, Nick Cox², Stephen Lofts³, John Malley⁴, Arabella M L Moorhouse-Parry², Katherine S Neate¹, Barbara Palumbo-Roe⁵, Hugh A B Potter⁶

1: Newcastle University, United Kingdom; 2: The Coal Authority, United Kingdom; 3: UK Centre for Ecology & Hydrology, United Kingdom; 4: National Trust, United Kingdom; 5: British Geological Survey, United Kingdom; 6: Environment Agency, United Kingdom

Numerical Modelling of Mine Pollution to Inform Remediation Decision-making in Watersheds

Patrick Byrne¹, Patrizia Onnis^1,2, Robert L Runkel³, Ilaria Frau¹, Sarah F L Lynch⁴, Aaron M L Brown⁵, Iain Robertson⁵, Paul Edwards⁶

1: Liverpool John Moore's University, United Kingdom; 2: University of Exeter, United Kingdom; 3: U.S. Geological Survey, USA; 4: AECOM Ltd. United Kingdom; 5: Swansea University, United Kingdom; 6: Natural Resources Wales

🎓 Source Apportionment of Trace Metals at the Abandoned Nantymwyn Lead-Zinc Mine, Wales

Aaron Martin Lawrence Brown¹, Iain Robertson¹, Rory P.D. Walsh¹, Patrick Byrne², Paul Edwards³, Tom Williams³

1: Swansea University, United Kingdom; 2: School of Biological and Environmental Sciences, Liverpool John Moores University, Liverpool L3 3AF, UK; 3: Natural Resources Wales, Faraday Building, Swansea University, Swansea SA2 8PP, UK

Lake Kepwari: Western Australia’s First Successfully Relinquished Mine Lake.

Cherie McCullough

Mine Lakes Consulting, Australia

Passive Treatment Of AMD Using a Full-Scale Up-Flow Mussel Shell Reactor, Bellvue Coal Mine, New Zealand

Dave Trumm, James Pope, Hana Christenson

Verum Group, New Zealand

Full-scale Compact Passive Treatment System for a Japanese AMD by Aerobic Bioreactor for Fe Removal and Sulfate Reducing Bacteria Bioreactor for Zn Removal

Kentaro Hayashi, Tsubasa Washio, Yusei Masaki, Takaya Hamai, Takeshi Sakata, Naoki Sato

Japan Oil, Gas and Metals National Corporation, Japan

Successful Passive Treatment of Sulfate Rich Water

James Donald Fraser Robinson¹, Ian Andrews², Jason Dodd³

1: SLR Consulting Limited, United Kingdom; 2: SLR Consulting Limited, United Kingdom; 3: SLR Consulting Limited, United Kingdom

Mobilization of Bound Arsenic and Antimony from Peat used for the Treatment of Mining-Affected Waters

Uzair Akbar Khan¹, Vera Luostarinen¹, Aileen Ziegelhöfer^1,2, Katharina Kujala¹

1: University of Oulu, Finland; 2: University of Applied Sciences FH Aachen, Germany

Investigating the sulfidation and high-temperature (100 °C – 200 °C) dissolution of As2O3 stored at the Giant Mine, NWT, Canada

Evelyn Tennant, Tom Al

University of Ottawa, Canada

🎓 Effects of Coal Mining on the Lower Zambezi Basin, Tete Province, Mozambique

Vibeke Johansson¹, Estêvão Pondja², Kenneth M. Persson¹

1: Division of Water Resource Engineering, Lund University, Lund, Sweden; 2: Chemical Engineering Department, Eduardo Mondlane University, Maputo, Mozambique

Treatability Trials To Remove Zinc From Abbey Consols Mine Water, Wales, UK

Tom Williams¹, Julia Dent², Thomas Eckhardt², Matt Riding², Devin Sapsford³

1: Natural Resources Wales; 2: WSP Ltd; 3: Cardiff University

Passive Mine Water Treatment Trials of Dispersed Alkaline Substrate at Two Emblematic Mine Sites in Wales

Tobias Stefan Roetting¹, Gareth Digges La Touche¹, Iain Hall², Louise Siddorn³, Peter Clive Stanley³, José Miguel Nieto⁴, Francisco Macías Suárez⁴, Alba Gómez Arias^5,6, Julio Castillo⁶

1: Golder Associates UK Ltd, 20 Eastbourne Terrace, London, W2 6LG, UK; 2: Golder Associates UK Ltd, Citibase Edinburgh Gyleview, Gyleview House, 3 Redheughs Rigg, Edinburgh West Office Park, South Gyle, EH12 9DQ, UK; 3: Natural Resources Wales, 29 Newport Road, Cardiff CF24 0TP, Wales; 4: Department of Earth Sciences & Research Center on Natural Resources, Health and the Environment (RENSMA), University of Huelva, Avenida Tres de Marzo s/n, 21071 Huelva, Spain; 5: Office for Research Commercialisation, University of the Free State, PO Box 339, Bloemfontein 9300, Republic of South Africa; 6: Department of Microbiology and Biochemistry, University of the Free State, PO Box 339, Bloemfontein 9300, Republic of South Africa

Should Irrigation With Mine-Affected Water Be Considered Part Of The Long-Term Strategy To Manage Acid Mine Drainage In The Witwatersrand Goldfields?

John George Annandale, Meiring du Plessis, Phil Tanner, Sarah Heuer

University of Pretoria, South Africa

Refurbishment Of Water Treatment Plant Borna-West – From Lab Over Pilot Scale To Operation Plant Modification

Tim Aubel¹, Falk Thürigen¹, Roland Mayer¹, Andre Hertzsch²

1: G.E.O.S. Ingenieurgesellschaft mbH, Germany; 2: Lausitzer und Mitteldeutsche Bergbau-Verwaltungsgesellschaft mbH, Germany

In-situ Hydrogen Peroxide Dosing Trials To Design Semi-Passive Treatment Schemes

Michael Alan Cox, Christopher Satterley, Waqas Ahmed, Benjamin Cordier

The Coal Authority, United Kingdom

Osmodialysis - the Future of Oil Production Water Treatment

Matthias Fuhrland, Thomas Griessler

fluvicon GmbH, Austria

Prevention of Siltation in Artisanal Small-scale Mining

Esther Takaluoma¹, Tatiana Samarina¹, Antti Peronius²

1: Kajaani University of Applied Sciences, Finland; 2: Hangasojan Kulta Oy, Consulting company, Finland

Mintek’s Integrated cloSURE(TM) Technology for Treatment of Acid Mine Drainage

Kerri du Preez

Mintek, South Africa

Investigating Subvertical Dewatering Well Potential At An Open Pit Mine

Patrick Moran, Joe Ross, Ramsey Way, Rod Williams

Iron Ore Company Of Canada (IOC) / Rio Tinto, Canada

Slope Depressurisation at Sishen Mine, Northern Cape, South Africa

Travis Hamilton White, Marnus Bester, Richard Carey

Anglo American Kumba Iron Ore, South Africa

The Use of Mineral Exploration Drilling to Kickstart Hydrogeology Data Collection for Pre-Feasibility Mining Studies and Beyond.

Kym Lesley Morton

KLM Consulting Services, South Africa

Application Of Detailed Interval Flow Data Measured In Drillholes With PFL Tool In Hydrogeological Conceptualization And Numerical Flow Modelling For Mine Feasibility Scoping

Elias Pentti, Eero Heikkinen, Tiina Vaittinen

AFRY Finland Oy, Finland

Spatial and Temporal Changes of Physico-Chemistry Aspects of Mine Water, Due to Post-Closure Water Management

Lee M Wyatt, Jack Cropper, Ian A Watson

Coal Authority, United Kingdom

The Effects Of Using Hydrogen Peroxide To Provide An Improved HDS Process

Jodie Evans¹, Richard Morgan¹, Richard Coulton²

1: Siltbuster Ltd, United Kingdom; 2: Materials Recovery Systems Ltd, United Kingdom

Distribution of Metals and Toxic Elements Between Carbonate, Sulfate, and Oxide Mineral Precipitates

Julie J. Kim¹, Satish C.B. Myneni², Catherine A. Peters¹

1: Department of Civil and Environmental Engineering, Princeton University, USA; 2: Department of Geosciences, Princeton University, USA

Geochemical sources and long-term implications of mine waste weathering, Cwmystwyth Mine, Wales

Rob Bowell^2,3, Yulieth Marquinez^1,2, Tim Jones², Peter Braham²

1: Palatine House, United Kingdom; 2: Cardiff University, United Kingdom; 3: SRK Consulting, United Kingdom

Modelling the Geochemical Behaviour of Desulfurized Tailings as a Moisture-Retaining Layer in Insulation Covers with Capillary Barrier Effects using MIN3P-THCm

Asif Qureshi, Bruno Bussière

Institut de recherche en mines et environnement (IRME), Université of Québec in Abitibi-Témiscamingue, Canada

Assessment of the Chemical and Ecological Recovery of the Frongoch Stream Following Remediation at Frongoch Lead and Zinc Mine, Mid Wales

Paul John Edwards¹, John F. Murphy², J. Iwan Jones², Chloe Morgan¹, Rory P.D. Walsh³, Julie Gething¹

1: Natural Resources Wales, United Kingdom; 2: Queen Mary University of London, United Kingdom; 3: Swansea University, United Kingdom

Numerical Groundwater Flow Modelling In Support Of Mine Water Supply In An Endoreic Groundwater System, Tasiast Mine, Mauritania

Martin Boland¹, Florent Boddaert¹, Geoff Beale¹, Glen Hein², Pieter Labuschagne³, Ryan Cox⁴

1: Piteau Associates, United Kingdom; 2: Kinross Gold Corporation; 3: GCS; 4: GEM Ltd

"Extension Of Measuring Points Network For The Upper Aquifers Of RAG Aktiengesellschaft Through The Drilling Pferdekamp"

Christine von Kleinsorgen

RAG Aktiengesellschaft, Germany

Methods of Environmental Bioindication of Rivers Prone to Technogenic Salinization

Mikhail Baklanov¹, Pavel Mikheev^1,2, Olga Mikheeva³, Tatiana Sheina¹, Elena Khayrulina¹

1: Federal State Autonomous Educational Institution of Higher Education “Perm State National Research University”, Perm, Perm, Russia; 2: Khabarovsk Branch of the Federal State Budget Scientific Institution “Russian Federal Research Institute of Fisheries and Oceanography” (“KhabarovskNIRO”), Khabarovsk, Russia; 3: Perm Branch of the Federal State Budget Scientific Institution “Russian Federal Research Institute of Fisheries and Oceanography” (“PermNIRO”), Perm, Russia

Systematic Approach in Environmental Geochemistry as Part of a Mining Project Roadmap

Päivi Picken, Anneli Wichmann, Eeva-Leena Anttila, Kirsi-Marja Haanpää, Elin Siggberg

AFRY Finland Oy, Finland

Repurposing Mine Sites For The Well-being Of Future Generations: Innovative Examples And Case Study Of Developing Post Mining Remedial Work In Wales

Peter Clive Stanley¹, Trystan James¹, Bob Vaughan¹, Steven Pearce²

1: Natural Resources Wales, United Kingdom; 2: Mine Environment Management Ltd.

Selective Recovery of Copper and Cobalt from Mine Effluent

Esther Takaluoma¹, Tatiana Samarina¹, Gershom Mwandila², Leonard Kabondo², Kawunga Nyirenda², Phenny Mwaanga²

1: Kajaani University of Applied Science, Ketunpolku 1, FI-87100 Kajaani, Finland; 2: Copperbelt University, School of Mines and Mineral Sciences, 4662 Jambo Drive, Riverside, Kitwe, Zambia

Integrated Dynamic Mine Water Balance Modelling with EcoBalance Model Libraries

Kirsi-Marja Haanpää¹, Jacobus J. Van Blerk², Jacobus J.P. Vivier³, Eric K. Howell⁴, Rodolfo Avila⁴

1: AFRY, Finland; 2: AquiSim Consulting Pty Ltd; 3: Artesium Consulting Services (Pty) Ltd; 4: AFRY, Sweden

Evaluation Of Preferential Pathways For An Effective Dewatering And Depressurization Of The Aitik Open-Pit, Norrbotten, Sweden

Florent Boddaert¹, Hannington Mwagalanyi², Simon Sholl¹, Geoff Beale¹

1: Piteau Associates, United Kingdom; 2: Boliden Mineral AB, Boliden Aitik, Sweden

Utilisation Of Mine Water From Abandoned Mines - Example “Anthracite Mine Ibbenbüren”, Germany

Marion Maria Stemke, Georg Wieber

Johannes Gutenberg-Universität Mainz, Germany

Study on Mechanism Analysis and Treatment Measures of Karst Water Disaster in Mines

Weitao Liu, Lifu Pang, Yanhui Du

Shandong University of Science and Technology, China, People's Republic of

Characterization of Arsenical Mud from Effluent Treatment of AU Concentration Plants, Minas Gerais – Brazil

Mariana Lemos¹, Teresa Valente¹, Paula Marinho¹, Rita Fonseca³, José Gregório Filho², José Augusto Dumont², Juliana Ventura², Itamar Delben⁴

1: Institute of Earth Sciences, Pole of University of Minho, University of Minho, Portugal; 2: Anglogold Ashanti, Mining & Technical, COO International, Brazil; 3: Institute of Earth Sciences, Pole of University of Évora, University of Évora, Portugal; 4: Microscopy Center, Universidade Federal de Minas Gerais, Belo Horizonte, Brazil.

Mobility of Uranium in Groundwater-surface Water Systems in a Post-mining Context (Central Portugal)

Margarida Horta Antunes¹, Paula Carvalho², Teresa Albuquerque³, António Santos⁴

1: University of Minho, Portugal; 2: University of Coimbra, MARE – Marine and Environmental Science Centre, Department of Life Sciences, Coimbra, Portugal; 3: Instituto Politécnico de Castelo Branco | CERNAS | QRural and ICT | Universidade de Évora; Portugal;; 4: GeoBioTec, Department of Geosciences, University of Aveiro, Aveiro, Portugal

Overflow Estimation: A Study of MWN Pit Lake on East Borneo

Fahmi Syaifudin¹, Yogi Pratama¹, Karina Sujatmiko²

1: PT Kaltim Prima Coal, Indonesia; 2: Kansai University, Japan

Hydrogeochemistry and Mineralogy of a River System in a Mining Region with a Cu-world-class Deposit in Mongolia

Soyol-Erdene Tseren-Ochir^1,2, Teresa Maria Valente³, Tsermaa Kh^2,4, Enkhdul T^1,5, Munkhzul Davaadorj^2,6,7, Boldbaatar Goosh^2,6,8, Maria Amália Sequeira Braga³

1: Department of Environmental and Forest Engineering, National University of Mongolia; 2: Laboratory of Environmental Chemistry and Geochemistry, National University of Mongolia; 3: Institute of Earth Sciences – pole of University of Minho, University of Minho, Braga, Portugal; 4: Engineering Faculty, German Mongolian Institute for Resources and Technology, Nalaikh, Mongolia; 5: Laboratory of Environmental Engineering and Clean technology, National University of Mongolia; 6: Department of Chemical and Biological Engineering, National University of Mongolia; 7: Water Agency, Ministry of Environment and Tourism, Mongolia; 8: Water Supply and Sewerage Authority, Ulaanbaatar city Governance, Mongolia

Acid Mine Drainage Precipitates At The Nanometric Scale – Properties And Environmental Role

Teresa Valente¹, Ana Barroso¹, Isabel Margarida Antunes¹, Patricia Gomes¹, Rita Fonseca², Catarina Pinho², Jorge Pamplona¹, Maria Amália Sequeira Braga¹, Juliana P.S. Sousa³

1: Universidade do Minho, Portugal; 2: Universidade de Évora; 3: International Iberian Nanotechnology Laboratory

Shear Behaviour of Compacted Gold Mine Tailings and Gold Mine Tailings Composite for Possible Use in Mine Backfilling.

Sisanda Prudence Gcasamba¹, Koena Ramasenya¹, Viswanath Vadapalli¹, Stephen Ekolu², Sammy Nyale¹

1: Council for Geoscience, South Africa; 2: University of Johannesburg, South Africa

Efficient Methodologies in the Treatment of Acid Water from Mines with Recovery of Byproducts

Osvaldo Aduvire¹, Mayra Montesinos², Nereyda Loza³

1: SRK Consulting Peru, Peru; 2: Pontifical Catholic University of Peru, Peru; 3: SRK Consulting Peru, Peru

Piloting a Sulfate Reduction System Using Chemical Precipitation for Wild Rice Waters

Lucinda Johnson, Meijun Cai, Shashi Rao, Adrian Hanson, ChanLan Chun, Sara Post, Alelxis Ward

University of Minnesota, United States of America

Groundwater Nitrate Bioremediation of a Fractured Rock Aquifer System in South Africa

Paul Lourens¹, Mariana Erasmus², Robert Hansen³, Amy Allwright¹

1: Institute for Groundwater Studies, Faculty of Natural and Agricultural Sciences, University of the Free State; 2: Saense Platform, Department of Microbial Biochemical and Food Biotechnology, Faculty of Natural and Agricultural Sciences, University of the Free State; 3: Department of Geology, Faculty of Natural and Agricultural Sciences, University of the Free State

Biological Treatment of Mining-Influenced Waters at Low Temperature

Hanna Heidi Anniina Virpiranta, Sanna Taskila, Tiina Leiviskä, Ville-Hermanni Sotaniemi, Jaakko Rämö, Juha Tanskanen

University of Oulu, Finland

UNEXMIN and UNEXUP Projects: Submersible Robots for Survey of Flooded Underground Mines. Showcasing Ecton Mine

Stephen Henley^1,2

1: Resources Computing International Ltd, United Kingdom; 2: Ecton Mine Educational Trust

Floodplain Reconnection Stream Restoration In A Longwall Mining Region, Pennsylvania, USA

Natalie A Kruse Daniels¹, Annika Gurrola¹, Jordan Pazol¹, Jacob South¹, Nora Sullivan¹, Jen Bowman¹, Nicole Kirchner¹, Ephraim Zimmerman², Dave Goerman³

1: Ohio University, United States of America; 2: Western Pennsylvania Conservancy; 3: Pennsylvania Department of Environmental Protection

Scaling Passive Treatment Using Biopolymers for Lead and Zinc Removal from Metal Mine Pollution

Alice Lucy Slattery¹, Tegan Imogen Allen¹, Chris Hughes², Luke Morgan³, Alex Finlay³, Hugh Christopher Greenwell¹

1: Department of Earth Science, Mountjoy Site, Durham University, United Kingdom DH1 3LE; 2: X-Ray Minerals Ltd, Colwyn Bay, Conwy, Wales, United Kingdom LL29 7EF; 3: Chemostrat Ltd, Buttington Cross Enterprise Park, Welshpool, United Kingdom SY21 8SL

Biotechnologies for the Treatment of Mining and Metallurgical Wastewater on the Context of Metal Recovery

Denys Villa Gomez

University of Queensland, Australia

Passive Mine Water Treatment in the UK – a view from Wales

William Timothy Perkins

Aberystwyth University, United Kingdom

The Effects Of Storm Events On Sediment, Nutrient, And Biofilm Dynamics In A Stream Recovering From Acid Mine Drainage

Natalie A Kruse Daniels¹, Jennie Brancho¹, Morgan L Vis²

1: Environmental Studies Program, Voinovich School of Leadership and Public Affairs, Ohio University, United States of America; 2: Environmental and Plant Biology Department, Ohio University, United States of America

Effects of Vegetation on Erosion in Technosols Produced from Coal Waste

Daniel Campos Moro, Jéssica Weiler, Ivo André Homrich Schneider

Universidade Federal do Rio Grande do Sul, Brazil

Biodiversity Benefits Of Coal Mine Water Remediation Schemes For Bird Life

Rosie O. Jaques¹, Arabella M.L. Moorhouse-Parry², Richard Carline², William M. Mayes¹, Susan L. Hull¹

1: University of Hull, United Kingdom; 2: The Coal Authority, United Kingdom

Long-time Effect of Ancient Salt Production (Perm Krai, Russia)

Elena Khayrulina, Natalya Mitrakova

Perm State National Research University, Russian Federation

Passive treatment of Acid Mine Drainage at Parys Mountain (Wales): column experiment results

Jose Miguel Nieto¹, Tobias Rötting², Peter Stanley³, Louise Siddorn³, Francisco Macías¹, José María Fuentes¹, Rafael León¹, Riccardo Millán¹

1: University of Huelva, Spain; 2: Golder Associates, United Kingdom; 3: Natural Resources Wales, United Kingdom

🎓 Performances of a semi-passive field-pilot for bioremediation of As-rich Acid Mine Drainage at the Carnoulès mine (France)

Camila Diaz-Vanegas^1,2, Corinne Casiot¹, Liming Lin³, Laurent De Windt⁴, Adam Djibrine^2,3, Amandine Malcles³, Marina Héry¹, Angelique Desoeuvre¹, Odile Bruneel¹, Fabienne Battaglia-Brunet², Jerome Jacob²

1: HydroSciences Montpellier, University of Montpellier, CNRS, IRD, Montpellier, France; 2: French Geological Survey (BRGM), Water, Environment, Process and Analyses Division, Orléans, France; 3: France LGEI (Laboratoire de Génie de l’Environnement Industriel), Institut Mines-Télécom Alès, Alès, France; 4: MINES ParisTech, PSL University, Centre de Géosciences, Fontainebleau, France

Performance Of The Hybrid Linear Flow Channel Reactor: Effect Of Reactors In Series For Enhanced Biological Sulphate Reduction And Sulphur Recovery

Tynan Steven Marais¹, Rob John Huddy¹, Rob Paul van Hille², Susan Therese Largier Harrison¹

1: University of Cape Town, South Africa; 2: Moss Group

Saline Pit Lakes – What Biodiversity Values Can They Offer At Closure And Beyond?

Mark Lund, Melanie Blanchette

Mine Water and Environment Research Centre, Edith Cowan University, Australia

Recharge-driven Underground Dewatering And Post-closure Groundwater Recovery

Simon Sholl¹, Stephen Wheston², Geoff Beale¹

1: Piteau Associates, Canon Court West, Abbey Lawn, Shrewsbury SY5 8AN, United Kingdom; 2: Tembusu Ltd, 1 Killastafford Cross, Cashel, Co Tipperary, Ireland

Finite-element Modelling Approach To Study Flow Processes During Groundwater Rebound In Abandoned Underground Hard Coal Mines

Timo Kessler, Maria-Theresia Schafmeister

University of Greifswald, Germany

Using Data Science and Machine Learning to Improve Site Hydrogeological Conceptual Models

Tim Robert Ezzy, John Fortuna

Principal Hydrogeologist, Golder Associates, Brisbane, Queensland, Australia

Open Pit-Mine Water Management In Equatorial Area

Yogi Pratama, Fahmi Syaifudin, Kris Pranoto

PT KALTIM PRIMA COAL, Indonesia

A Set of New Technology and Equipment of Advanced Water Detection and Drainage in Coal Mining Face with Borehole Geophysical Exploration

Qiang Wu¹, Yifan Zeng¹, Chunsheng Liu², Honglei Liu¹, Shouqiang Liu¹, Fangpeng Cui¹, Jingchuan Ma¹

1: China University of Mining and Technology,Beijing,China, China, People's Republic of; 2: Wuhan Changsheng Coal Security Technology Co., Ltd., Wuhan 430312, China

Influence of Coal Mining on Water Environment and Ecology in the Yellow River Basin

Fawang Zhang¹, Zhiqiang Zhang^1,2,3

1: Chinese Academy of Geological Sciences, Beijing 100037, China; 2: Hefei University of Technology, Hefei 230009, China; 3: Hebei GEO University, Shijiazhuang 050031, China

Incorporating 2D Analytical Results into 3D Graphical and Multidisciplinary Mining Models.

Hannah Redfern, James Catley, Grace Yungwirth

Golder Associates (UK) Ltd

🎓 Seasonal Geochemical Variation of Sediments in the Sabie River, Mpumalanga, South Africa

Rudzani Lusunzi^1,2, Frans Waanders², Robert Khashane Tshishonga Netshitungulwana¹

1: Council for Geoscience, South Africa; 2: North West University, South Africa

Evaluation Of A Short Period Increasing Water Influx In A Mine Drainage Facility Of A Former Hard Coal Mine

Birgitta Wiesner

RAG AG, Germany

Recovering Rare Earth Elements from Acid Mine Drainage with Mine Land Reclamation

Chin-Min Cheng, Tarunjit Butalia, John Lenhart, Jeffrey Bielicki

The Ohio State University, United States of America

Distributions of Rare Earth Elements in Coal Mine Drainages

Chin-Min Cheng, Tarunjit Butalia, John Lenhart, Jeffrey Bielicki

The Ohio State University, United States of America

Passive Solar Photocatalytic Treatment in Mining Process-affected Water

Jeffrey Thomas Martin¹, Tim Leshuk^1,2, Brad Wilson^1,3, Zac Young¹, Frank Gu^1,2

1: H2nanO Inc., 151 Charles St. W., Suite 299, Kitchener, ON, Canada; 2: University of Toronto, Department of Chemical Engineering and Applied Chemistry, 200 College St., Toronto, ON, Canada; 3: Stantec, 100-300 Hagey Boulevard, Waterloo, ON, Canada

History of Passive Treatment Technology Development in the United States

Jeff Skousen

West Virginia University, United States of America

Full-scale Reducing And Alkalinity Producing System (RAPS) For The Passive Remediation Of Polluted Mine Water From A Flooded Abandoned Underground Coal Mine, Carolina, South Africa

Gloria Dube¹, Tebogo Mello¹, Viswanath Vadapalli¹, Henk Coetzee¹, Kefyalew Tegegn¹, Rudzani Lusunzi¹, Shadung Moja¹, Mafeto Malatji¹, Munyadziwa Ethel Sinthumule², Rudzani Ramatsekisa²

1: Council for Geoscience, South Africa; 2: Department of Mineral Resources and Energy

A Strategy to Stimulate and Manage Indigenous Bacterial Communities to Effectively Remediate Mine Drainages

Gerhard Potgieter¹, Errol Cason², Mary Deflaun³, Estariëthe van Heerden¹

1: iWater (pty) (ltd); 2: University of the Free state; 3: Geosyntec Consultants

🎓 On-site XRF Analysis of Metal Concentrations of Natural Waters

Tommi Tiihonen¹, Tuomo Nissinen², Joakim Riikonen¹, Pertti Sarala³, Vesa-Pekka Lehto¹, Bruno Lemière⁴

1: Dept. of Applied Physics, University of Eastern Finland, FI-70210 Kuopio, Finland; 2: 3AWater Oy, FI-70210, Kuopio, Finland; 3: Geological Survey of Finland, FI-96101 Rovaniemi, Finland; 4: BRGM, France

Gravel Bed Reactors: Semi-Passive Water Treatment Of Metals and Inorganics

Silvia Mancini¹, Rachel James¹, Evan Cox¹, James Rayner²

1: Geosyntec Consultants Inc, Canada; 2: Geosyntec Consultants Ltd, United Kingdom

Assessment of the Constraints on Sustainable Urban Drainage Systems Due to Rising Mine Water and Mine Water Management

Lee M Wyatt¹, Ian A Watson¹, Sally Gallagher², Joanne Grantham²

1: Coal Authority, United Kingdom; 2: Environment Agency, United Kingdom

Site Specific Optimisation Assessment Of Circum-neutral Water Treatment Using a Cost-treatability Curve Assessment

James Marsden¹, Steven Pearce¹, Tim Sambrook¹, Julia Dent², Andrew Barnes³

1: Cambrian Environmental Technologies Ltd., 1a Gower Street, Cardiff, Wales, CF24 4PA; 2: Mine Environment Management Ltd., 3a Vale Street, Denbigh, Wales, LL16 3AD; 3: Geochemic Ltd., Lower Race, Pontypool, Wales, NP4 5UH, United Kingdom

Evaluating Circum-neutral Mine Drainage: Case Studies of Advanced Testing Methods Generating Representative Empirical Data

Steven Richard Pearce¹, Diana Brookshaw¹, Seth Mueller², Andrew Barnes³

1: Mine Environment Management Ltd, United Kingdom; 2: Boliden Mineral AB, Boliden, Sweden; 3: Geochemic Ltd, United Kingdom

Algae Bioaccumulation Capacity for Metals in Acid Mine Drainage (AMD)-a Case Study in Frongoch Mine, the UK

Tianhao Du¹, Anna Bogush², Paul Edwards³, Peter Stanley³, Luiza C Campos¹

1: Department of Civil, Environmental & Geomatic Engineering, Faculty of Engineering, University College London, London, WC1E 6BT, United Kingdom; 2: Centre for Agroecology, Water and Resilience, Coventry University, Coventry, CV8 3LG, United Kingdom; 3: Natural Resources Wales, 29 Newport Road, Cardiff CF24 0TP, United Kingdom

UNEXMIN and UNEXUP Projects: Development of Submersible Robots for Survey of Flooded Underground Mines

Stephen Henley

Resources Computing International, United Kingdom

Brief Notes from Two Decades of Mine Waste and Mine Water Research

Devin Sapsford

Cardiff University, United Kingdom

PCBs in the Mining Environment – From Silver Bullet to Dirty Dozen

Christian Wolkersdorfer

Tshwane University of Technology (TUT), South Africa

A Comparison Of Be And W In Mine Drainage Downstream Two Different Repositories Storing Tailings From A Skarn Ore

Lina Hällström, Lena Alakangas

Luleå University of Technology, Sweden

Alternative Reagents for the Treatment of Pb-Zn Mine Drainage in Wales

Joe Dean, Ban Alkhazraji, Devin Sapsford

Cardiff University, United Kingdom

🎓 Dewatering, Flooding and Stratification of Nikolaus-Bader small-scale Gold Mining Shaft in Austria

Elke Mugova¹, Christian Wolkersdorfer²

1: Technische Hochschule Georg Agricola, Germany; 2: Department of Environmental, Water and Earth Sciences, Tshwane University of Technology, South Africa

Justification For Modification Of The NAG Test Method To Suit Varied Mining Waste Geochemical Characteristics On A Site-Specific Basis

Andrew Barnes¹, Steven Pearce², Diana Brookshaw², Mark Roberts¹, Seth Mueller³

1: Geochemic Ltd, Lower Race, Pontypool, NP4 5UH. United Kingdom; 2: 2Mine Environmental Management Ltd, Vale Street, Denbigh, Denbighshire, LL16 3AD. United Kingdom; 3: Boliden AB, Sweden

Photoelectrochemical Concurrent Hydrogen Generation and Materials Recovery from Acidic Mine Water

Sudhagar Pitchaimuthu^1,2, Ben Jones², Katherine R. Davies²

1: Heriot-Watt University, United Kingdom; 2: Swansea University, United Kingdom

Groundwater Source Determination of an Underground Diamond Mine Utilizing Water Chemistry and Stable Isotope Analysis

Paul Lourens¹, Adriaan Pretorius¹, Danie Vermeulen²

1: Institute for Groundwater Studies, Faculty of Natural and Agricultural Sciences, University of the Free State; 2: Faculty of Natural and Agricultural Sciences, University of the Free State

Integration of Regional and Site Scale Models for an Open-Pit Mine

John Rupp¹, Geoff Beale¹, Kevin Howerton², Phillip Maxwell Allen¹

1: Piteau Associates; 2: Round Mountain Gold Corporation

Looking Deeper: Key Considerations for Planning Mining Hydrogeology Investigations using Deep Boreholes

Ed Austin¹, Grace Yungwirth¹, Michal Dobr², Sofia Nazaruk¹

1: Golder Associates (UK) Ltd; 2: Golder Associates Ltd

Application of Anthropogenic Organic Contaminants and Environmental Isotopes as tracers to determine water ingress in the Witwatersrand Goldfields

Lufuno Ligavha-Mbelengwa¹, Godfrey Madzivire^1,2, Pamela Nolakana¹, Tebogo Mello¹, Henk Coetzee¹

1: Council for Geoscience, South Africa; 2: University of South Africa, South Africa

Comparative Life Cycle Assessment For Acid Mine Drainage Management Options In The Central Basin Of The Witwatersrand Goldfields

Godfrey Madzivire^1,2, Thakane Ntholi¹, Henk Coetzee¹

1: Council for Geoscience, South Africa; 2: University of South Africa

Monitoring of Water-Bearing Adits – Current Results and Perspectives

Tobias Rudolph, Christian Melchers, Peter Goerke-Mallet, Detlef Engel

Technische Hochschule Georg Agricola Bochum University, Germany

A 3D Feflow hydrogeological Uranium underground mine Model, France

Fabrice Compère¹, Guillaume Kern², Gaël Bellenfant¹

1: BRGM, France; 2: ORANO, France

🎓 Investigating The Radiological Safety Of Uranium Ore Deposits From A Uranium Mine In Namibia

Vaino Indongo^1,2, Vera Uushona^1,3, Manny Mathuthu¹, Zivayi Chiguvare²

1: North-West University (Mafikeng), South Africa; 2: Namibia University of Science and Technology (NUST), 13 Jackson Kaujeua Street, P/Bag 13388, Windhoek, Namibia; 3: National Radiation Protection Authority of Namibia, Ministry of Health and Social Services, Harvey Street, Namibia

The Use of Systematic Sampling and XRF-XRT Based Scanning to Determine Potential Recovery of Metals from Waste Rock

Stefan Sädbom¹, Lotta Sartz¹, Jan-Erik Björklund², Mathias Svenlöv², Mikael Bergqvist³, Mattias Bäckström^1,4

1: Bergskraft Bergslagen AB, Sweden; 2: Lovisagruvan AB, Sweden; 3: Orexplore, Sweden; 4: Örebro University, Sweden

Using Geological Analogues And Proxies To Better Determine AMD Risk

Timothy Wright¹, Steven Pearce¹, Janjan Hertrijana², Latipa Henin², Muhammad Hidyat²

1: Mine Environment Management Ltd, United Kingdom; 2: PT Agincourt Resources, Indonesia

Laboratory Testing To Determine The Effectiveness Of Capping And Risk Of Long-term Metal Release From Mine Waste At The Abandoned Abbey Consols Lead-Zinc Mine, Wales, UK

Julia Dent¹, Andrew Barnes², Ben Gersten², Mark Roberts², Tom Williams³, Thomas Eckhardt⁴

1: Mine Environment Management, Vale Street, Denbigh, Denbighshire, UK, LL16 3AD; 2: Geochemic Ltd, Lower Race, Pontypool, Wales UK, NP4 5UH; 3: Natural Resources Wales, Swansea University Singleton Campus; 4: WSP UK Ltd, Kings Orchard, 1 Queen Street, Bristol, BS2 0HQ, UK

Tracing The Water – Rock Interaction In The Ibbenbüren Mine - Towards A Reactive Transport Model For Coal Mine Drainage

Thomas Rinder¹, Diego Bedoya Gonzalez^1,2, Sylke Hilberg¹

1: University of Salzburg, Department of Geography and Geology, Hellbrunner Str. 34, 5020 Salzburg, Austria; 2: University of Greifswald, Institute for Geography and Geology, Friedrich-Ludwig-Jahn Str. 17a, 17487 Greifswald, Germany

The Importance of Adequate Waste Rock Characterization: A Case Study of Unsuccessful Drainage Quality Prediction

Teemu Eemeli Karlsson^1,2, Muhammad Muniruzzaman^3,4, Päivi M. Kauppila¹, Lena Alakangas², Marja Lehtonen⁵

1: Circular Economy Solutions, Geological Survey of Finland, Neulaniementie 5, 70211 Kuopio, Finland; 2: Department of Civil, Environmental and Natural Resources Engineering, Division of Geosciences and Environmental Engineering, Luleå University of Technology, 97187 Luleå, Sweden; 3: Water Management Solutions, Geological Survey of Finland, Vuorimiehentie 5, 02151 Espoo, Finland; 4: Department of Environmental Engineering, Technical University of Denmark, Miljøvej, Building 115, 2800 Kgs. Lyngby, Denmark; 5: Circular Economy Solutions, Geological Survey of Finland, 02151 Espoo, Finland

Using Coal Combustion Residues for Abandoned Coal Mine Reclamation

Chin-Min Cheng¹, Tarunjit Butalia¹, Robert Baker¹, Justin Jent², William Wolfe¹

1: The Ohio State University, United States of America; 2: American Electric Power

Forecasting Evolution of Sulfide Mineral Oxidation Rates Over Decadal Time Scales

John Bradley Swenson^1,2, Tamara Diedrich¹

1: MineraLogic LLC, United States of America; 2: Dept. Earth & Environmental Sciences, Univ. Minnesota Duluth, USA

Planning And Implementation Of Environment-friendly Phasing Out Of German Hard Coal Mining Under Consideration Of Water-hazardous Organic Substances

Christoph Alexander Schabronath¹, Christoph Klinger², Joachim Loechte¹

1: RAG, Germany; 2: DMT GmbH & Co. KG, Germany

The Influence Of Mine Water Rebound On Methane Degassing In Abandoned Coal Mines

Stefan Moellerherm, Christian Melchers

Technische Hochschule Georg Agricola, Germany

🎓 Carbonation Of Magnesium Silicate Minerals In Mine Waste: Practical Laboratory Testing Methods To Assess The Dual Opportunity For Carbon Capture And AMD Mitigation

Rhys John Savage^1,2, Malvina Chmielarski^1,2, Andrew Barnes¹, Steven Pearce³, Mark Roberts¹, Phil Renforth⁴, Seth Mueller⁵, Devin Sapsford²

1: Geochemic Ltd, United Kingdom; 2: Cardiff University, United kingdom; 3: Mine Environmental Management Ltd, United Kingdom; 4: Heriot-Watt University, United Kingdom; 5: Boliden AB, Sweden

Beneficiation of Salts Crystallized from Lake Katwe Brine

Joseph Ddumba Lwanyaga^1,2, Hillary Kasedde², John Baptist Kirabira², Alan Shemi³, Sehliselo Ndlovu³

1: Busitema University, Uganda; 2: Makerere University, Uganda; 3: University of Witwatersrand, South Africa

Potash Dump Leachates – Challenges from Environmental Regulatory Requirements and Climate Change

Anne Weber¹, Antje Ulbricht², Alexander Müller³, Astrid Gessert³, Felix Bilek², Thomas Sommer¹

1: Dresden Groundwater Research Centre e.V; 2: GFI Groundwater Consulting Institute GmbH Dresden; 3: Lausitzer und Mitteldeutsche Bergbauverwaltungsgesellschaft mbH, Division Pottash-Spar-Ore

Recovery Of Cobalt And Copper From Tailings Through Enhanced Oxidation And Selective Precipitation

Mark Roberts, Nina Swain, Andrew Barnes

Geochemic Ltd, United Kingdom