🎓 Passive Treatment of Acid Mine Drainage Integrated with Carbon Dioxide Removal by Enhanced Rock Weathering in Acid Mine Drainage

Fugo Nakamura¹, Hkaung Htut San¹, Hajime Iwaki¹, Monthicha Rawangphai¹, Naomi Kitagawa², Shinichiro Morimoto², Takao Nakagaki³, Tsutomu Sato¹

1: Laboratory of Eco-Materials and Resources, Course of Sustainable Resources Engineering, School of Engineering, Hokkaido University; 2: Environmental and Social Impact Assessment Team, Global Zero Emission Research Center, The National Institute of Advanced Industrial Science and Technology, Department of Energy and Environment; 3: Nakagaki Laboratory, Department of Mechanical Engineering, School of Creative Science and Engineering, Waseda University

🎓 Geochemical characterization of tailing, pit lake sediment and waters using PHREEQC in Nador abandoned mine (Morocco)

Fatima zohra El houfy, Abdelilah Dekayir, Mohamed Rouai, Abdelmouiz Ech-charef

Geo-explorations & Geotechnics Lab, Morocco

Depression and Dewatering Characteristics of Kaolinite in View of the Reprocessing of Ultrafine Colliery Waste

Malibongwe Manono

Centre for Minerals Research, Department of Chemical Engineering, University of Cape Town, Private Bag X03, Rondebosch 7701, South Africa

Interaction between bacteria and minerals in post-mining heaps in view of metal(loid) release

Agnieszka Pawlowska

Wroclaw University of Science and Technology, Poland

Potential generation and consumption of carbon dioxide during treatment of mine drainages in South Korea

Duk-Min Kim¹, Ki-Rim Lee¹, Ju-In Ko²

1: Sangji University, Republic of Korea; 2: Korea Mine Rehabilitation and Mineral Resources Corporation, Republic of Korea

Environmental implications of the acid mine drainage in the Middle Urals, Russia

Liudmila S. Rybnikova, Petr A. Rybnikov, Vera Yu. Navolokina

The Institute of mining, Ural branch Russian Academy of Sciences, Russian Federation

Factors controlling manganese(II) removal efficiency in a passive treatment bioreactor with Mn(II)-oxidizing microorganisms

Yuto Komura¹, Taiki Katayama¹, Tetsuo Yasutaka¹, Sereyroith Tum¹, Miho Watanabe², Naoyuki Miyata²

1: Institute for Geo-Resources and Environment, National Institute of Advanced Industrial Science and Technology; 2: Department of Biological Environment, Akita Prefectural University

Geochemical Processes in Iron-Rich Mine Drainages: Enhancing Passive Treatment Systems through Colloid Stability and CO₂ Reduction

Frances Chikanda^1,2, Hajime Iwaki¹, Hkaung Htut San¹, Ryosuke Kikuchi¹, Yoko Ohtomo¹, Tsubasa Otake¹, Tsutomu Sato¹

1: Division of Sustainable Resources Engineering, Hokkaido University, Japan; 2: Creative Research Institution, Hokkaido University, Japan

Acid Mine Drainage-Background and Solutions-Global Edition

Stephen Lars Benyo

Flottweg, United States of America

Bioremediation of uranium-contaminated water: magnetic bacteria as potential supporters

Evelyn Krawczyk-Bärsch, Björn Drobot, Johannes Raff

Helmholtz-Zentrum Dresden-Rossendorf, Germany

🎓 Phytoremediation Potential of Aquatic Plants in a Tropical River Basin: Metals Bioaccumulation and Translocation from Mine Water

Ibtisani Farahnaz, Muhammad Sonny Abfertiawan, Mindriany Syafila, Marisa Handajani

Bandung Institute of Technology, Indonesia

Effective Uranium(VI) Reduction in Mine Water: Uncovering U(IV) and U(V) Formation and Stabilization through Glycerol-Based Biostimulation

Antonio M. Newman Portela¹, Kristina Kvashnina^1,2, Elena Bazarkina^1,2, André Roßberg^1,2, Frank Bok¹, Andrea Kassahun³, Johannes Raff¹, Mohamed L. Merroun⁴, Evelyn Krawczyk-Bärsch¹

1: Helmholtz-Zentrum Dresden-Rossendorf, Germany; 2: Rossendorf Beamline (BM20-ROBL), European Synchrotron Radiation Facility, France; 3: WISMUT GmbH, Germany; 4: University of Granada, Faculty of Science, Department of Microbiology, Spain

🎓 Benthic Diatoms as Indicators of Groundwater-Surface Water Connectivity in Coal Mining Wetlands: Case of depression wetlands in Belfast, Mpumalanga Province, South Africa

Tebogo Eugene Madlala^1,2, Thokozani Kanyerere², Paul Oberholster³, Harrison Pienaar^1,3

1: CSIR, Water Center, Smart Water Use research group, 11 Jan Cilliers Rd, Stellenbosch, 7599, Western Cape Province, South Africa.; 2: Department of Earth Science, University of the Western Cape, Bellville, Cape Town 7535, South Africa.; 3: Centre for Environmental Management, Faculty of Natural and Agricultural Science, University of the Free State, Bloemfontein 9300, South Africa

Floating islands as a tool to promote aquatic and terrestrial biodiversity in pit lakes

Rachele Bernasconi, Mark Lund, Melanie Blanchette

Mine Water and Environment Research Centre (MiWER), School of Science, Edith Cowan University, Joondalup, WA, Australia

Opportunities to improve groundwater models for mining assessments in South Australia: learnings from common shortcomings

Gabor Bekesi¹, Juliette Woods², Michael Teubner², Mark Keppel², Kent Inverarity², Paul Thompson¹

1: Department for Energy and Mining (SA), Australia; 2: Department for Environment and Water (SA), Australia

Mine Water and Rock Engineering – A Winning Partnership in Cave Mining

Grace Yungwirth¹, Sofia Nazaruk¹, Hannah Redfern¹, Thomas Booth¹, Jessica Cammack¹, Givarn Singh¹, Martha Buckwalter-Davis¹, Gareth Digges La Touche¹, Ryan Sweetman¹, James Smith², Robert Bewick²

1: WSP UK Ltd., United Kingdom; 2: WSP Canada Inc., Canada

Advances in mine dewatering design and monitoring at Tharisa chrome mine Rustenburg South Africa

Mark Roebert¹, Nathi Mntungwa¹, Moses Msitsini², Kym Lesley Morton²

1: Tharisa Minerals, South Africa; 2: KLM Consulting Services, South Africa

Water Disaster Control with Grouting in Bed Separation due to Deep Mining

Wanghua Sui¹, Yonghui Wu²

1: China University of Mining and Technology, China, People's Republic of; 2: Menkeqing Coal Mine, China Coal Company, China, People's Republic of

Optimization of Prediction-Driven Monitoring Programs

Rui Hugman, Cecile Coulon, Johanna Zwinger, Eduardo de Sousa

INTERA, Portugal

🎓 Physico-chemical characterisation of pit lakes using Google Earth Engine: Chilean case study.

Damián Aníbal Cruz Barrientos¹, Oscar Matías Benavente Zolezzi², Álvaro Antonio Navarrete-Calvo¹, Camilo Emmanuel Sánchez-Yáñez¹

1: Universidad Mayor, Chile; 2: SRK Consulting, Denver, Colorado, USA

🎓 Multisensor-based surface water quality monitoring: a case study for the Chalkidiki peninsula, Greece

Veronika Kopačková-Strnadová¹, Martin Kýhos^1,2, Jan Jelének¹, Giannis Zabokas³, Athina Agali³, Kostas Gounaris³

1: Czech Geological Survey, Klárov 131/3, Malá Strana, 118 00 Prague 1, Czech Republic; 2: Czech University of Life Sciences, Faculty of Environmental Sciences, Kamýcká 129, 165 00 Prague 6, Czech Republic; 3: Hellas Gold, Stratoni, Chalkidiki, 63074, Greece

🎓 Prediction and mapping of Pb content in overbank sediments affected by coal-mining using airborne hyperspectral imaging

Jamie-Leigh Robin Abrahams, Emmanuel John M. Carranza

University of the Free State, Bloemfontein, South Africa

🎓 Multitemporal Remote Sensing Assessment of Fluvial Dynamics and the Efects of alluvial mining in the Guaviare River Basin, Colombia

Gustavo Neira-Arenas, Sebastián Navarro-Martínez

National University of Colombia, Colombia

🎓 Advanced Monitoring of Abandoned Mining Sites with High-Resolution UAV Technology

Ana Raquel Barroso¹, Renato Henriques¹, Ângela Cerqueira¹, Patrícia Gomes¹, Isabel Margarida Horta Ribeiro¹, Amélia Paula Marinho Reis^1,2, Teresa Maria Valente¹

1: ICT – Institute of Earth Sciences, pole of University of Minho, University of Minho, Braga, Portugal,; 2: GEOBIOTEC, Geosciences department, University of Aveiro, Campus Universitário de Santiago, 3810-193 Aveiro, Portugal

🎓 Radiological assessment of copper mining wastes from the Iberian Pyrite Belt

Juan Antonio Ramírez Pérez¹, Juan Pedro Bolívar Raya¹, Alejandro Barba Lobo¹, Manuel Jesús Gázquez González²

1: Universidad de Huelva, Spain; 2: Universidad de Cádiz, Spain

Brine migration from deep flooded abandoned salt mines and its influence on surface stability

Kieran Parker, Rebecca Ní Chonchubhair, Alessandro Novellino

British Geological Survey, United Kingdom

Monitoring of Water Quality in Post-Mining Pit Lakes – Why, How and How Long?

Anne Weber¹, Katja Kunze², Susann Wilhelm², Felix Bilek³, Elke Kreische-König¹

1: Lausitzer und Mitteldeutsche Bergbau-Verwaltungsgesellschaft mbH (LMBV), Leipzig, Germany; 2: Lausitzer und Mitteldeutsche Bergbau-Verwaltungsgesellschaft mbH, Senftenberg, Germany; 3: GFI Grundwasser-Consulting-Institut GmbH Dresden, Germany

Surface Runoff Observations at Rock Covered Overburden Stockpiles and Implications to Hydrologic Modeling

Jared Erickson¹, Made Mahayasa², Nathan Haws³

1: Stantec; 2: Freeport McMoRan; 3: GeoSystems Analysis

Рost-closure water management of Chelyabinsk Coal Basin (Russia)

Liudmila S. Rybnikova, Petr A. Rybnikov, Alexander Yu. Smirnov

The Institute of mining, Ural branch Russian Academy of Sciences, Russian Federation

🎓 Treatment of Leachate with Pipe Freeze Crystallization

Mlungisi Mahlangu, Jahannes Philippus Maree, Kagiso Samuel More

Institute for Nanotechnology and Water Sustainability, College of Science, Engineering and Technology, University of South Africa, Private Bag X6, Science Campus, Florida, Johannesburg, 1709, South Africa

Improving Early Mine Design using Reference Class Forecasting of Mine Water Quality

Scott Gischia, Tamara Diedrich, Xiang Li

MineraLogic LLC, United States of America

🎓 Solar evaporation of brine

Mokgadi Gladness Rapeta, Johannes Philippus Maree, Titus Msagati, Thabo Nkambule

University of South Africa, South Africa

Mining: The value of creating a lasting legacy of water resources within unsurmountable challenges

Frederik Stefanus Botha

Water Hunters, South Africa

The legacy of hard coal mining revealed by isotopic fingerprinting of mine waters, Ruhr Area, Germany

Barbara M.A. Teichert¹, Henning Jasnowski-Peters¹, Simon E. Nikutta¹, Harald Strauss², Stefan Schlömer³, Sebastian Westermann¹

1: Research Center of Post-Mining, Technische Hochschule Georg Agricola University, Herner Str. 45, Bochum, Germany; 2: University Münster, Institute for Geology and Paleontology, Corrensstr. 24, Münster, Germany; 3: Federal Institute for Geosciences and Natural Resources, Stilleweg 2, Hanover, Germany

Geochemical modelling of sulfur cycling processes during mine water rebound in former hard coal mines of the Ruhr and Saar region, Germany

Simon E. Nikutta¹, Barbara M. A. Teichert¹, Henning Jasnowski-Peters¹, Harald Strauss², Sebastian Westermann¹

1: Research Center of Post-Mining (FZN), Technische Hochschule Georg Agricola (THGA), 44787 Bochum, Germany; 2: Institute for Geology and Paleontology, University Münster, 48149 Münster, Germany

Preliminary analysis of stable water isotope patterns in the Lusatian lignite mining district (Germany)

Anne Gädeke, Maike Gröschke, Paul Koeniger

Federal Institute for Geosciences and Natural Resources, Germany

Efficient Earth Observation System for Acid Mine Drainage Monitoring

Veronika Kopačková-Strnadová, Martin Kýhos, Jan Jelének

Czech Geological Survey, Czech Republic

🎓 From novel laboratory methodologies to field implementation: assessing CO₂ and O₂ flux in Northern Europe mine waste

Logan Clancy^1,2, Steven Pearce², Daniel Schoen³, Ben Gersten³, Evangelos Mouchos², Andrew Barnes³, Rosalia Shiimi²

1: Cardiff University, Cardiff, UK; 2: Mine Environment Management (MEM) Ltd, Denbigh, UK; 3: Geochemic Ltd, Pontypool, UK

A physics- and chemistry-informed neural network for simulating mine waste weathering: Application to pyrite oxidation modeling

Hanli Qiao¹, Mohammad Jooshaki¹, Massimo Rolle², Timo Lähivaara³, Marko Vauhkonen³, Tommi Kauppila¹, Muhammad Muniruzzaman⁴

1: Geological Survey of Finland, Finland; 2: Technical University of Darmstadt; 3: University of Eastern Finland; 4: University of Bonn

The Smolnik Mining Site in Slovakia: its Potential Use for the Production of Mineral Pigments

Zuzana Bártová

Institute of geotechnics, Slovak Academy of Sciences, Slovak Republic

Can Ecological Engineering Redefine Wetland Recovery in Mining?

Yolandi Schoeman^1,2,3, Paul Johan Oberholster^1,3

1: University of the Free State, South Africa; 2: Centre for Mineral Biogeochemistry; 3: Ecological Engineering Institute of Africa

Operation of a continuous sulfidogenic system for treating mine water with a high concentration of chloride

Marjory Lopez, Ivan Nancucheo

Universidad San Sebastián, Chile

Heterogeneous Oxidation and Hydrogeochemical Numerical Simulation in a Uranium Waste Rock Pile

Carolina Bittencourt de Abreu, Mariana Werle, Karen Ninanya, Rafael Albuquerque

Water Services & Technologies, Brazil

🎓 Reactive Barriers for Mine Waters Treatment: an Approach using Alternative and Nature-Based Materials

Roberto Pereira da Silva^1,2, Rita Maria Ferreira Fonseca^1,2,3, Joana Fonseca Araújo^1,2, Joanna Gmitrowicz-Iwan⁴

1: AmbiTerra Laboratory, University of Évora, Évora, Portugal.; 2: Institute of Earth Sciences, Évora Pole, Évora, Portugal.; 3: Dep. Geosciences, School of Sciences and Technology, University of Évora, Évora, Portugal.; 4: Institute of Soil Science, Environmental Engineering and Management, University of Life Sciences, Lublin, Poland

🎓 Preliminary Leaching Performance of Slag-Blended Cement for the Stabilization of Pyrite-Bearing Waste Rock

Norberto Jr Aquino, Dantie Butar Butar, Kyriaki Papadopoulou, Andrzej Cwirzen, Lena Alakangas

Department of Civil, Environmental and Natural Resources Engineering, Luleå University of Technology, SE-971 87 Luleå, Sweden

Innovation in Characterization – Touro Copper Deposit – Galicia, Spain

Tom Meuzelaar¹, Pablo Nunez Fernandez²

1: Life Cycle Geo, LLC., United States of America; 2: Atalaya Mining PLC

Application of Unsupervised Machine Learning Methods to Mine Water Quality Data

Tom Meuzelaar

Life Cycle Geo, LLC., United States of America

Pilot of improved soils as a cover alternative for mine closure of waste dumps, Peru

Alfredo Gallardo, David Arcos, Eduardo Ruiz

Amphos21 Consulting Peru SAC, Peru

Coal Acid Mine Drainage – Passive Treatment Lime Compost Drains – Three abandoned coal mined sites in Southern Illinois

Olga Moya Aranzubia

Illinois Dept. of Natural Resources - Abandoned Mined Lands Reclamation Division

Geo-Environmental Characterization of Coal Mine Waste Rock: Assessing its Potential to Generate Acid Mine Drainage

Ayoub El Aallaoui¹, Mustapha El Ghorfi^1,2, Abellatif El Ghali², Yassine Taha², Mostafa Benzaazoua², Rachid Hakkou^1,2

1: Cadi Ayyad University, Morocco; 2: Mohammed VI Polyetechnic University, Geology sustainable mining laboratory institute (GSMI), Morocco

Diffusive Gradients in Thin Films (DGT) as an aid to risk assessment in watercourses affected by mine drainage

Miguel Izquierdo-Díaz¹, Almudena Ordóñez², Humberto Serrano-García¹, Rodrigo Álvarez², Carmen Covadonga García-Fernández², Efrén García-Ordiales², Eduardo De Miguel¹, Fernando Barrio-Parra¹

1: Universidad Politécnica de Madrid, ETS de Ingenieros de Minas y Energía, 28003 Madrid, Spain; 2: University of Oviedo, Escuela Politécnica de Mieres, 33600 Mieres, Asturias, Spain

Unlocking the Geothermal Potential of Abandoned Mines: A Path to Renewable Energy and Regional Revitalization in Wallonia – Methodology and Modeling approaches

Virginie Harcouët-Menou¹, Nicolas Dupont², Olivier Kaufmann², Edgar Hernandez¹, Caroline De Paoli³, Philippe Orban³, Yanick N'Depo², Thierry Martin², Gert Moermans¹, Thomas Neven¹, Clémentine Schelings⁴, Jacques Teller⁴, Alain Dassargues³, Thomas Waroux⁵

1: VITO, Boeretang 200 2400 Mol, Belgium; 2: Geology & Applied Geology, Faculty of Engineering, University of Mons, Rue de Houdain, 9, 7000 Mons, Belgium; 3: Hydrogeology & Environmental Geology, Urban & Environmental Engineering Unit, University of Liège, Quartier Polytech 1, Allée de la Découverte, 9, Bât. B52 - Sart Tilman 4000 Liège, Belgium; 4: LEMA, Urban & Environmental Engineering Unit, University of Liège, Quartier Polytech 1, Allée de la Découverte, 9, Bât. B52 - Sart Tilman 4000 Liège, Belgium; 5: Town and Regional Planning, Faculty of Architecture and Urban Planning, University of Mons, Rue d'Havré,88 7000 Mons, Belgium

Comparison of Optimised Models for the Investigation of Heating Potentials in Abandoned Mines Using Mine Water

Tom Ebel, Willi Krause, Aline Jünger, Lukas Oppelt, Timm Wunderlich, Fritz Raithel, Thomas Grab, Tobias Fieback

TU Bergakademie Freiberg, Germany

Exploring Geothermal Applications in Flooded Underground Mines with an Analogue Model Mine

Elke Mugova¹, Christian Wolkersdorfer², Florian Hahn³

1: TU Bergakademie Freiberg, Germany; 2: Tshwane University of Technology, South Africa; 3: Fraunhofer IEG, Germany

Forty years of evolution of groundwater flow and solute transport modelling at and near mine sites

Lloyd Richard Townley^1,2

1: GW-SW Pty Ltd, Australia; 2: Nanjing Tech University, China

Groundwater and surface water quality around an existing mine: From current conditions to mine closure

Rodrigo Jr Embile¹, Ingar Walder²

1: DHI Sweden - Mining Group; 2: Kjeoy Research and Education Center

Water Geochemistry in the Former Hg-Mining Area of Abbadia San Salvatore (Central Italy): a Review

Orlando Vaselli^1,2, Federica Meloni^1,2, Barbara Nisi², Jacopo Cabassi², Francesco Bianchi³, Giordano Montegrossi², Daniele Rappuoli^4,5

1: Department of Earth Sciences - University of Florence, Italy; 2: CNR-Institute of Geosciences and Earth Resources - Florence, Italy; 3: S.B.C. Geologi Associati - Florence, Italy; 4: Unione dei Comuni Amiata Val d'Orcia, Piancastagnaio, Siena, Italy; 5: Parco Museo Minerario di Abbadia San Salvatore, Abbadia San Salvatore, Siena, Italy

Is the water balance for your waste rock pile reliable? A framework for improving assessment of water inputs and outputs for a typical storage facility

Craig Thompson, Randi Thompson, Willy Zawadzki

BGC Engineering Inc, Canada

🎓 Post-mining water-soil interaction in Au-mine area: Piedmont region (NW Italy) case studies

Linda Zaniboni¹, Giovanna Antonella Dino¹, Manuela Lasagna¹, Isabel Margarida Horta Ribeiro Antunes², Domenico Antonio De Luca¹

1: University of Turin, Italy; 2: ICT | University of Minho, Portugal

Passive treatment experiments including slag reactor and As adsorption reactor for mine drainages in Peru

Duk-Min Kim¹, Carmen Rodriguez-Vasquez², Joyce Carol Bottger-Gamarra², Jong-Wook Jeon³, Eun-A Choi³, Yeon-Jun Im³, Seyoung Kang⁴

1: Sangji University, Republic of Korea; 2: Ministerio de Energía y Minas, Peru; 3: Byucksan Engineering, Republic of Korea; 4: Korea Mine Rehabilitation and Mineral Resources Corporation, Republic of Korea

Performance of pilot-scale passive treatment tests of a contact oxidation method utilizing manganese-oxidizing bacteria for manganese-containing mine water

Yuki Semoto¹, Takaya Hamai¹, Yusei Masaki¹, Manami Ikeda¹, Masao Okumura¹, Naoyuki Miyata², Tetsuo Yasutaka³, Taiki Katayama³

1: Metals Environment Management Department,Japan Organization for Metals and Energy Security (JOGMEC),Toranomon Twin Building 2-10-1 Toranomon, Minato-ku, Tokyo 105-0001, JAPAN; 2: Department of Biological Environment, Akita Prefectural University, 241- 438, Shimoshinjo-Nakano, 010-0195, Akita, Japan; 3: Institute for Geo-Resources and Environment, National Institute of Advanced Industrial Science and Technology (AIST), 305-8567, Tsukuba, Ibaraki, Japan

Mine water injection and storage in Ordos basin, China

Chen Ge¹, Sun Yajun¹, Sui Wanghua¹, Xu Zhimin¹, Gao Liang²

1: China University of Mining and Technology, People’s Republic of China; 2: State Key Laboratory of Internet of Things for Smart City and Department of Ocean Science and Technology, University of Macau; Macao Special Administrative Region of the People’s Republic of China

Annual treatment performances of sulfate-reducing process under ethanol addition conditions with rice bran for zinc containing AMD in Japan

Masataka Kondo, Yusei Masaki, Kana Hagihara, Koki Iguchi, Takaya Hamai, Yuki Semoto, Taro Kamiya, Nobuaki Ishikawa, Masao Okumura, Naoki Sato

Japan Organization for Metals and Energy Security, Japan

Application of X-ray-tomography and Geochemical Modeling to Optimize AMD Treatment Design Using DAS at a former Tin Mine Site in France

Kevins Rhino, Jerome Jacob, Arnault Lassin, Frederic Dure, Jeremy Engevin, Justine Huron, Valerie Guerin

BRGM, France

Possible value recovery from abundant gold mine dumps and waterbodies in Krugersdorp, South Africa

Alseno Kagiso Mosai, Mildred Phasha

University of Pretoria, South Africa

The importance of the Inorganic Carbon analysis in Active Mine Water Treatment

Richard Morgan, Richard Coulton

Sand Separation Systems, United Kingdom

Novel Developments in High-Shear Degassing Using Carbon Dioxide-Depleted Air to Precipitate Metal Contaminants: Sustainable Active Treatment Strategies for Circum-neutral Mine Water

Victoria Smyth¹, Max Gerke¹, Ryan Schultz¹, Julia Dent¹, Steve Pearce¹, Ben Gersten², Tom Williams³, Andrew Barnes²

1: Cambrian Environmental Technologies, UK; 2: Geochemic Ltd., UK; 3: Natural Resources Wales, UK

🎓 Environmental Challenges And Remediation Operations at The Former Sb-mine of Le Cetine (Tuscany, Italy): Monitoring And Innovative Water Treatment Solutions

Federica Meloni^1,2, Giordano Montegrossi², Barbara Nisi², Jacopo Cabassi², Francesco Bianchi³, Stefano Mirri⁴, Andrea Profeti⁵, Orlando Vaselli^1,2

1: University of Florence, via La Pira 4, Florence , Italy; 2: CNR-IGG Institute of Geosciences and Earth Resources, Via G. La Pira, 4, Florence, Italy; 3: S.B.C., Geologi Associati, Via XX Settembre n. 78, Florence , Italy; 4: Regione Toscana - Via di Novoli, 26, Florence, Italy; 5: INGEGNO P & C s.r.l. Projecting and Consulting, Ponte a Egola (PI), Italy

Release of uranium from a former iron mine, 30 years after flooding.

Viktor Sjöberg^1,2, Bert Allard^1,2

1: Örebro University, Sweden; 2: Remedy by Sweden AB

Influence of Mine Geometry and Working Type on Groundwater Flow and Heat Transport for Geothermal Exploitation

Andres Gonzalez Quiros¹, Mylene Receveur¹, Alison Monaghan¹, Vanessa Starcher¹, Kyle Walker-Verkuil¹, Jeroen van Hunen²

1: British Geological Survey, Edinburgh, Scotland, United Kingdom; 2: Durham University, Durham, England, UK

Occurring challenges in the development process of geothermal mine water projects and possible solutions

Kevin Mannke, Florian Hahn, René Verhoeven, Stefan Klein, Jonas Enno Lehmann

Fraunhofer IEG, Germany

Feasibility study: Geothermal local heating with mine water for the foreseen development area Richtericher-Dell in Aachen, Germany

Florian Hahn¹, Stefan Klein¹, René Verhoeven¹, Kevin Mannke¹, Marco Braun²

1: Fraunhofer IEG; 2: STAWAG

Challenges and Opportunities for High-Temperature Mine Thermal Energy Storage with Focus on Regulatory Barriers for Implementation

Andres Gonzalez Quiros¹, Margaret Stewart¹, Thomas Olver², Stefan Klein³, Elke Mugova³, Corinna Abesser⁴

1: British Geological Survey, Edinburgh, United Kingdom; 2: Geothermal Engineering Ltd., Cornwall, United Kingdom; 3: Fraunhoffer IEG, Bochum, Germany; 4: British Geological Survey, Keyworth, United Kingdom

Settling Characteristics and Physic-Geochemical Stability of Fly Ash for Acid Mine Drainage Neutralization in Pit Lakes: A Laboratory-Scale Study

Ginting Jalu Kusuma, Dian Febriana, Sendy Dwiki, Abie Badhurahman, Salmawati Salmawati, IK Dwika Paramananda, Rudy Sayoga Gautama

Institut Teknologi Bandung, Indonesia

Flow and water quality observations from three mine rock lysimeters constructed at a coal mine in north-eastern British Columbia, Canada

Colin Fraser, Justin Stockwell

Lorax Environmental Services Limited, Canada

Proposing a design and planning method for mine and tunnel drainages

Juan Pablo Hurtado-Cruz

Universidad de Santiago de Chile, Chile

Integrated 3D Laser Scanning Implementation for Monitoring Tailings Dams

Patricio Ignacio Monreal, Maria José Cabrera, Rainier Ramirez

Maptek Computación Chile Ltda., Chile

Evaluating Climate Change Effects on Water Availability for a Proposed Mine in Eastern Canada

Okan Aygün, Scott Jackson, Colin Fraser, Justin Stockwell

Lorax Environmental Services Ltd, Canada

Autonomous Robotic Exploration in Flooded Mines

Richard Zoltan Papp, Mate Koba

UNEXMIN Georobotics Ltd., Hungary

Twenty-five years of evolution of integrated water management and integrated water balance modelling at mine sites

Lloyd Richard Townley^1,2

1: GW-SW Pty Ltd, Australia; 2: Nanjing Tech University, China

Carbonate Reactions that Dictate Drainage Chemistry and Carbonate Consumption Under Variable System Conditions

Cheryl Suzanne Ross¹, Jennifer Thompson², Ryan Jakubowski³

1: WSP USA Inc., Redmond, WA, USA; 2: WSP USA Inc., Denver, CO, USA; 3: Freeport-McMoRan Inc., Phoenix, AZ, USA

Constructed wetlands for treatment of alkaline bauxite residue leachate: ten years of monitoring a single cell system and optimising designs for a multi-cell approach.

Ashlene Hudson, John Murnane, Ronan Courtney

University of Limerick, Ireland

🎓 Deep physico-chemical profiling in a flooded mine shaft: Understanding water dynamics in Gardanne lignite mine (France)

Bastien Morin^1,2, Laurent Vaute¹, Pauline Collon²

1: BRGM, French Geological Survey, 1 rue Jean Zay, 54500 Vandœuvre-lès-Nancy, France; 2: RING, GeoRessources, Université de Lorraine, CNRS, ENSG, rue du doyen Marcel Roubault, 54500 Vandœuvre-lès-Nancy, France

System and process understanding of mine gas release of closed hard coal mines in the context of EU methane regulation

Sebastian Westermann, Barbara M.A. Teichert, Stefan Möllerherm

Technische Hochschule Georg Agricola - University Bochum, Germany

Flooding of an underground mine during closure – Analytical vs numerical model estimations

Thomas Booth, Jessica Cammack

WSP UK, United Kingdom

Mine Closure Strategy for Pit Lakes Formation in Indonesia: Initial Framework for Open Pit Coal Mine

IK Dwika Paramananda, Sarah Hasanah, Lerian Nisa, Ginting Jalu Kusuma, Rudy Sayoga Gautama, Abie Badhurahman, Salmawati Salmawati, Sendy Dwiki, Intan Nurul Rizki

Institut Teknologi Bandung, Indonesia

Electrochemical Treatment for Cyanide and Heavy Metal Removal from Gold Processing Wastewater

Linda Figueroa

Colorado School of Mines, United States of America

Biologic treatment of acid mine drainage: A perspective of two decades of research, challenges and opportunities

Maria Clara Costa^1,2, Tânia Palma¹, Jorge Daniel Carlier¹

1: Centre of Marine Sciences (CCMAR/CIMAR LA), University of Algarve, Gambelas Campus, building 7, 8005-139 Faro, Portugal; 2: Faculty of Sciences and Technology, University of Algarve, Gambelas Campus, building 8, 8005-139 Faro, Portugal

Modelling of mine water discharges with integrated pump management

Christoph Klinger¹, Nele Pollmann¹, Julia Nicolina Sunten¹, Christine von Kleinsorgen²

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

Settling Characteristics and Treatment Strategies for Open-Cast Coal Mine Water in South Sumatra, Indonesia

Muhammad Sonny Abfertiawan¹, Faiz Hasan¹, Raihannisa Rizqi Meutia², Rizky Al Fadhli³

1: Water and Wastewater Research Group, Faculty of Civil and Environmental Engineering, Bandung Institute of Technology; 2: Environmental Engineering Master Program, Faculty of Civil and Environmental Engineering, Bandung Institute of Technology; 3: Environmental & Forestry Planning Department, PT Bukit Asam Tbk

Hydrogeological investigation and mine design to prevent the mining impact of the future exploitation of Lithium “Valdeflorez Project” to El Calerizo aquifer (Cáceres, Spain)

Carlos del Olmo², Jesus Montero¹, David Valls³

1: Mining Sense Global, S.L., Spain; 2: Investigaciones Geológicas y Mineras, S.A.; 3: Castilla Mining, S.L.

Methodology for Estimating Hydrogeological Risk for Open Pits

Jose Luis Villa¹, Fernanda Andrade¹, Ignacio Álvarez¹, Martin Brown², Cati Sesmero³

1: Itasca Chile, Chile; 2: Itasca Australia, Australia; 3: Minera Escondida Limitada, Chile

A Novel approach to hydrogeochemical risk assessment based on short-term tests

Francisco Ruiz

Consultoria Geologica, SL (CONGEO), Spain

Characterization of Old Tailings Materials for Li-Sn Extraction and Sustainable Environmental Management: A Case Study of the Bielatal Tailings Dam, Altenberg, Eastern Ore Mountains, Saxony, Germany

Kofi Moro, Nils Hoth, Marco Roscher, Carsten Drebenstedt

TU Bergakademie Freiberg, Germany, Institute of Mining and Special Civil Engineering

Remining for renewable energy metals

Ann Maest

Buka Environmental, United States of America

🎓 Towards Sustainable Recovery of Rare Earth Elements from Acidic Mine Waters: A Circular Treatment Approach Integrating Selective Precipitation and Ion Exchange

Alexandra Roa, Julio López, José Luis Cortina

Universitat Politècnica de Catalunya, Spain

Tailings Management in Iron Ore Mining: A Comprehensive Hydrogeochemical Modeling Protocol for Dry Stacking

Carolina Bittencourt de Abreu¹, Mariana Werle¹, Bruno Mortatti¹, Thais de Paula Marteleto¹, Rafael Albuquerque¹, Pablo Vinicius Silva Santos², Daniela Alcantara Machado², Eduardo Costa¹, Lara Lange¹

1: Water Services and Technologies, Belo Horizonte, Minas Gerais, Brazil; 2: Samarco Mineração, Mariana, Minas Gerais, Brazil

Hydrodynamic modelling of rising lower Triassic sandstone groundwater in the Lorraine coal basin (France)

Pauline Galas¹, Bastien Morin², Laurent Vaute², Olivier Lefebvre¹, Marsia Joder³, Maxime Hirsch⁴

1: GEODERIS, France; 2: BRGM, France; 3: BRGM/DPSM, France; 4: DREAL Grand-Est, France

ESG and Mine Water Stewardship – A benchmarking approach to targeted investment and project decision making

Grace Yungwirth¹, Bailey Simone², Sean Capstick², Mattia Lanzani¹, Givarn Singh¹, Alex Russell¹, Pamela Phanouvong¹, Linda Mazzoni², Erin Jerome², Madeleine MacIsaac-Sun², Emily Cline²

1: WSP UK Ltd, Chancery Lane, NG12 5BL, UK; 2: WSP Canada Ltd. 6925 Century Avenue Mississauga, Ontario, L5N 7K2 Canada

Study of the flooding of coal mines in Asturias. Possibilities for the use of mining reservoirs

Almudena Ordóñez, Rodrigo Álvarez, Carmen García, Silverio García

University of Oviedo, Spain

🎓 Ion exchange to recover Rare Earth Elements from acid mine drainage

Elaine Felipe¹, Luciano Bernado José², Clauson Souza¹, João Gabriel Niquini Cordeiro¹, Ana Claudia Ladeira¹

1: Centro de Desenvolvimento Da Tecnologia Nuclear; 2: Universidade Pungue

Experimental Study on the Damage Mechanism of Coal Pillars in Abandoned Mines under Immersion Conditions

Zhimin Xu¹, Huiqing Yuan¹, Weining Lu², Yuhang Han¹, Shijie Xiong¹

1: China University of Mining and Technology, China; 2: China Railway No.6 Engineering Group Co., Ltd., China

🎓 Key drivers of metal removal in constructed wetlands treating acid mine drainage revealed by machine learning

Jingkang Zhang, Xingjie Wang, Liyuan Ma, Jianwei Zhou

China University of Geosciences

From deep mineral exploration to mine closure: Why groundwater matters

Magdalena Worsa-Kozak

Politechnika Wrocławska, Poland

🎓 An approach to green corrosion inhibitors in acid mine drainage (AMD)

Iván Jares Salguero², Efrén García Ordiales¹, Luis González Genicio², Guillermo Laine Cuervo¹, Juan José del Campo²

1: Universidad Oviedo, Spain; 2: Instituto STEM Minestech, Spain

Experimental approach to designing a flushing system for SAPS pond

Dong-Kil Lee, Youngwook Cheong, Sangwoo Ji, Giljae Yim, Yong-chan Cho

KIGAM, Korea, Republic of (South Korea)

MCA – Water Quality Risk Assessment Tool

Paul Joël Havemann Lourens, Petrus Daniel Vermeulen

Institute for Groundwater Studies, University of the Free State, South Africa

🎓 Tracing current pollutants discharged into the environment from mining sources and the determination of interactions between surface and/or groundwater with pollutants. A case of Iron Duke Mine and surrounding active mines

Patricia Sekina Chagonda¹, Moses Souta², Alexander Mhizha², Shepherd N Misi²

1: University of Zimbabwe, Environmental Management Agency, Zimbabwe; 2: University of Zimbabwe

🎓 H₂-based membrane biofilm reactors for sulfate removal from mining process water

Jose Ignacio Suarez, Alex Schwarz

Universidad de Concepcion, Chile

Manganese(II) removal bioreactor system of mine drainage is dominated by chemolithotrophic manganese oxidizing microorganisms

Taiki Katayama¹, Miho Watanabe², Naoyuki Miyata², Yuto Komura¹, Sereyroith Tum¹, Tetsuo Yasutaka¹

1: National Institute of Advanced Industrial Science and Technology, Japan; 2: Akita Prefectural University, Japan

Investigating the Effects of Storm Events on the Temporal Dynamics of Acid Mine Drainage Loads in Receiving Streams of the Lusatian Lignite Mining District (Germany)

Erik Nixdorf^1,2, Maik Böhmeke¹, Marcus Fahle¹

1: Federal Institute for Geosciences and Natural Resources, Cottbus, Germany; 2: Helmholtz-Centre for Environmental Research UFZ, Leipzig, Germany

🎓 Improved Acidity Estimation by Integrating Comprehensive Dissolved Metal(oid)s Data: A Geochemical Modeling Case Study of Highly Mineralized Mine Waters

Ana Raquel Barroso¹, Charles A. Cravotta III², Patrícia Gomes¹, Isabel Margarida Horta Ribeiro¹, Amélia Paula Marinho Reis^1,3, Teresa Maria Valente¹

1: ICT – Institute of Earth Sciences, pole of University of Minho, University of Minho, Braga, Portugal.; 2: Cravotta Geochemical Consulting LLC, Bethel, USA, cravottageochemical@gmail.com, ORCID 0000-0003-3116-4684; 3: GEOBIOTEC, Geosciences Department, University of Aveiro, Campus Universitário de Santiago, 3810-193 Aveiro, Portugal

Sensible communication strategy in mine water related licensing processes

Thomas Manuel Walter

Ministerium für Umwelt, Klima, Mobilität, Agrar und Verbraucherschutz, Germany

Study of An Integrated Management Scheme for Acid Mine Drainage Generating Mine Tailings

Mariam El Adnani, Hassan Dahmouni

Resources Valorization, Environment and Sustainable Development Research Team (RVESD), Department of Mines, Mines School of Rabat, Ave Hadj Ahmed Cherkaoui, BP 753, Agdal, Rabat 10090, Morocco

🎓 Zinc Recovery from Abandoned Mine Drainage: Insights from the Freiberg Mining Region, Germany

Janith Tharanga Abeywickrama, Nils Hoth

Technische Universität Bergakademie Freiberg, Germany

Arsenate and chromate attenuation in acid mine drainage systems

Juan Antelo¹, Sarah Fiol¹, Ivan Carabante², Isabela Filardi³, Ana Barroso⁴, Teresa Valente⁴

1: Universidade de Santiago de Compostela, Spain; 2: Luleå University of Technology, Sweden; 3: Federal University of Viçosa, Brasil; 4: University of Minho, Portugal

Acidic Affected by Acid Mine Drainage – A Case of Extreme Contamination

Patrícia Gomes, Teresa Valente

ICT, Institute of Earth Sciences, Pole of the University of Minho, Earth Sciences Department, Campus de Gualtar, 4710 Braga, Portugal

🎓 Influence of reactive media on microbial sulfate reduction at two distinct temperatures

Laura Nina Bettoni, Roger Herbert

Uppsala University, Sweden

Iber as a flood nowcasting and forecasting software suite for mine managers

Marcos Sanz-Ramos, Ernest Bladé

Flumen Research Institute, Spain

🎓 Hydrogeological and hydrological modelling of the impact of water resources on mineral resource production

Mariam Taki, Nicolas Flipo, Damien Goetz

Centre Géosciences, MINES PARIS - PSL, France

Multi-variable Analysis for Fault Identification and Hydraulic Characterization

Manuel Gutierrez, Laura Tapias

Itasca, Chile

Characterization of core samples and mechanisms of zinc leaching in a waste rock dump of abandoned mines

Miu Nishikata¹, Yohey Hashimoto², Tomoko Oguri¹, Tetsuo Yasutaka¹

1: Geological Survey of Japan, AIST, Japan; 2: Tokyo University of Agriculture and Technology, Japan

🎓 Secondary Minerals from Evolved Mine Waters: A Detailed Survey in Almadén Historic Mercury Mine Gallery

Ana Raquel Barroso¹, José Ignacio Barquero^2,3, Efrén García‑Ordiales⁴, Judith L. Jaeger^2,3, Pablo Higueras^2,3, Teresa Maria Valente¹

1: ICT – Institute of Earth Sciences, Pole of University of Minho, University of Minho, Braga, Portugal; 2: Instituto de Geología Aplicada, Universidad de Castilla-La Mancha, Pl. Manuel Meca 1, 13400 Almadén, Ciudad Real, Spain; 3: Escuela de Ingeniería Minera E Industrial de Almadén, 13400 Almadén, Ciudad Real, Spain; 4: ISYMAResearch Group, Mining, Energy and Materials Engineering School, University of Oviedo, C/ Independencia 13, 33011 Oviedo, Spain

Electrochemical and biobased solutions in mine waste to facilitate the net zero-carbon transition

Denys Villa Gomez, Mansour Edraki, Yun Liu, Rosie Gillane, Luke Webster, Fernanda Soto

University of Queensland, Australia

Water Management in Iron Ore Mining: Regression Models for Optimizing Water Use in Mining Complexes

Renata Gaudereto Andries¹, Renato Silva Júnior², Guilherme Alves de Melo¹

1: Vale, Brazil; 2: Vale Technological Institute (ITV), Brazil

An improved Acid Mine Drainage treatment aimed at decreasing lime cost

Xiaoyun Yi, Feng Jiang, Lijuan Zhang, Zhi Dang

South China University of Technology, China, People's Republic of

Competitive Adsorption of Toxic Metals Using Activated Carbon Derived from Sargassum for Polymetallic Acid Mine Drainage Treatment

Patricia I. Melendez-Torres¹, Máximo E. Reynoso-Ortega¹, Pamela R. Tejada-Tejada¹, Teresa Maria Valente², Ulises J. Jauregui-Haza¹

1: Instituto Tecnológico de Santo Domingo, Distrito Nacional, Dominican Republic; 2: ICT, Institute of Earth Sciences, Pole of the University of Minho, Campus de Gualtar, 4710 Braga, Portugal

Groundwater Monitoring Technology in an Open-pit Coal Mine：Case Study from Eastern Inner Mongolia，China

Wenfeng Du, Suping Peng, Yinli Bi, Xiaoqin Cui

China University of Mining and Technology-Beijing

🎓 Phytoremediation of Mine Waters: comparing the efficiency of Alyssum, Pensylvania Mallow and Giant Miscantus in removing heavy metals

Martyna Marta Lalik

University of Silesia, Faculty of Natural Sciences, Będzińska 60 Sosnowiec, Poland

Removing toxic metals from acid mine drainage by in situ ε-MnO2 forming

Xiaoyun Yi, Yaozhong Wang, Lijuan Zhang, Zhi Dang

South China University of Technology, China, People's Republic of

Adapting Indigenous methods of water purification to restore access to clean drinking water in mining communities in Ghana

Godfred Williams-Nanyaa

Adom Mining Group, Ghana

Characterization of red swamp crayfish (Procambarus clarkii) as a bioindicator of mercury and metals pollution

José Ignacio Barquero Peralbo¹, Pablo Higueras Higueras¹, José María Esbrí², Feliciano Mbomio¹, Efrén García-Ordiales³

1: Universidad de Castilla-La Mancha - Instituto de Geología Aplicada, Spain; 2: Universidad Complutense de Madrid, Departamento de Mineralogía y Petrología, José Antonio Novais 12, 28040 Madrid, Spain; 3: Centro Universitario para la Investigación y el Desarrollo del Agua (CUIDA); Edificio de Investigación del Campus de Mieres; University of Oviedo; C/Gonzalo Gutiérrez Quirós, s/n, 33600 Mieres, Spain.

Electricity Generation from Low-Enthalpy Mine Water Using Enhanced Organic Rankine Cycle (ORC) Systems

Antonio Luis Marqués Sierra

Instituto Universitario de Ciencias y Tecnologías Espaciales de Asturias (ICTEA). Universidad de Oviedo, Spain

Geochemistry of rare earth elements (REE) in acid mine drainage from the former Canal Caveira mine (southwest Portugal)

Nuno Durães, Carla Patinha, Luís Portela, Eduardo Ferreira da Silva

GEOBIOTEC - Department of Geosciences, University of Aveiro, Portugal

🎓 Groundwater Contamination associated to Phosphate Mines: Challenges and Sustainable Remediation Strategies

BIlel Abdelkrim^1,2,3, Yahya Moumni⁴, Mohamed Haythem Msaddek⁵, Nabil Abaab², Belgacem Agoubi^2,3, Isabel Margarida Horta Ribeiro Antunes¹

1: minho university, Portugal; 2: Institut Supérieur des Sciences et Techniques des Eaux de Gabès, Université de Gabès, Tunisia; 3: LR: Applied Hydro-Sciences Laboratory Research Campus Universitaire, 6072 Zrig, Gabes, Tunisia.; 4: Department of earth sciences, Faculty of Sciences of Bizerte, University of Carthage, 7120 Bizerte, Tunisia,; 5: Département de Géologie, Faculté des Sciences de Tunis, Université de Tunis El Manar, Tunis, 2092, Tunisia

🎓 Innovative UAV-Based Multispectral Mapping of Contaminant Spread from Mine Tailings Spill

Ringo Maturana¹, Alvaro Antonio Navarrete-Calvo¹, Joaquín Quinteros², Sofía Fernández¹, Camilo Sánchez-Yáñez¹

1: Universidad Mayor, Chile; 2: Geospectrom, Chile

Integrating remote sensing and analytical hierarchy process for soil erosion analysis in arid regions: Gabès, Southern Tunisia

Wassim Chwikhi¹, Mounir Atoui², Bilel Abdelkarim², Abdelhakim Bouajila¹, Salah Mahmoudi¹

1: Laboratory of Geosystems, Georesources and Geo-environments, Faculty of Sciences of Gabès, University of Gabès, Tunisia; 2: University of Gabes, Tunisia Higher Institute of Water Sciences and Techniques, Laboratory of Applied Hydrosciences, LR23ES09, Campus Universitaire, 6072, Zrig, Gabes, Tunisia

Kinetic Column Evaluation of Potential Construction Options During Coal Mine Pit Restoration to Lessen Contaminant Mobility in Backfill Aquifers

Jeff Langman, Julianna Martin

University of Idaho, United States of America

Mine-stream sediments spatial distribution and mobility processes on U-Th enriched areas

Margarida Antunes¹, Paula Carvalho², Teresa Albuquerque³, Bilel Abdelkarim¹, António Santos⁴

1: ICT | University of Minho, Campus de Gualtar, 4710 - 057 Braga, Portugal; 2: GeoBioTec-GeoBioSciences, GeoTechnologies and GeoEngineering Research Centre, Department of Geosciences, University of Aveiro, Campus de Santiago, 3810-193 Aveiro, Portugal; 3: CERNAS/Polytechnic Institute of Castelo Branco, Av. Pedro ÁlvaresCabral, n° 12, 6000‑084 Castelo Branco, Portugal; ICT| Universidade de Évora, Portugal; 4: University of Coimbra, Portugal

🎓 Utilizing Iron from AMD for Energy Efficient Wastewater Treatment and Nutrient Recovery

Katelyn Renee Pepe, Lian-Shin Lin

West Virginia University, United States of America

The mechanism of hydrochemical-microbial interaction in the formation and evolution of coal mine water quality

Li Zhang¹, Zhimin Xu¹, Yajun Sun¹, Yating Gao¹, Ge Chen¹, Lulu Zhu²

1: School of Resources and geosciences, China University of Mining and Technology, Xuzhou 221116, China; 2: China Coal Aerial Survey and Remote Sensing Group Co., Ltd., Xi'an 710199, China

The “three-stages” and “three-zones” models of coal mine water quality formation and evolution

Yajun Sun¹, Zhimin Xu¹, Li Zhang¹, Ge Chen¹, Xianming Zhao²

1: China University of Mining and Technology, China; 2: Nanjing Center, China Geological Survey, China

Sustainable Immobilization of As and Se using Magnesium Precipitate derived from Seawater Electro-Chlorination Facility

Han Gyeol Jeon, Davy Thoeun, Kyoung-Woong Kim

Gwangju Institute of Science and Technology, Korea, Republic of (South Korea)

Study on the influence mechanism of the “upper three zones” of coal seam roof on the overlying aquifer in the northwest coal mining area of China

Chao Xu¹, Tao Wu², Pingping Gong³

1: China University of Mining and Technology, Underground Space Technology Development Co., Ltd. of CNACG, China; 2: Hydrogeological Engineering Geological Environmental Geological Exploration Institute of CNACG, China; 3: Hydrogeological Bureau of CNACG, China

Spatio-temporal variations in hydrochemistry and water quality in old tungsten mining areas, central Portugal

Paula C.S. Carvalho¹, Maria Manuela V. G. Silva², Isabel Margarida H. R. Antunes³, António Santos⁴, Fernando T. Rocha⁵, Eduardo A. Ferreira da Silva⁶

1: Geobiosciences, Geotechnologies and Geoengineering Research Center (GeoBioTec), University of Aveiro, Campus de Santiago, 3810-193 Aveiro, Portugal, paulacscarvalho@ua.pt; 2: CITEUC, University of Coimbra, Faculty of Sciences and Technology, Department of Earth Sciences, 3030-790 Coimbra, Portugal; 3: ICT | University of Minho, Campus de Gualtar, 4710-057 Braga, Portugal; 4: Geobiosciences, Geotechnologies and Geoengineering Research Center (GeoBioTec), University of Aveiro, Campus de Santiago, 3810-193 Aveiro, Portugal; 5: Geobiosciences, Geotechnologies and Geoengineering Research Center (GeoBioTec), University of Aveiro, Campus de Santiago, 3810-193 Aveiro, Portugal; 6: Geobiosciences, Geotechnologies and Geoengineering Research Center (GeoBioTec), University of Aveiro, Campus de Santiago, 3810-193 Aveiro, Portugal

Pit Lake Prediction Case Study: Managing Insecurity in the Dataset using Bracketed Inputs

Larry Breckenridge¹, Mehgan Blair², Yuliya Subotskaya¹

1: Global Resource Engineering, United States of America; 2: Barr Engineering, United States of America

Water Driven Failure of Large Mine Slopes

Adrian Brown

Adrian Brown Consultants, Inc., United States of America

Estimation of Drainage Composition Sourced from Lime-Iron Ore Tailings Mixture in Dry Stack Deposit: Laboratory Testing and Numerical Modeling

Mariana Werle¹, Eduardo Costa¹, Thais Marteleto¹, Carolina Bittencourt de Abreu¹, Rafael Albuquerque¹, Lara Lange¹, Maria Luiza Silva Ramos², Ana Caroline Cambraia Trindade², Maria Isabel Pereira Teodoro², Lorena Guimarães³, Ruberlan Silva³, Rogerio Kwitko³

1: Water Services & Technologies, Belo Horizonte, MG, Brazil; 2: Vale S/A, Belo Horizonte, MG, Brazil; 3: Vale S/A (CDM), Belo Horizonte, MG, Brazil

Monitoring, Control, and Prevention of Excess Hg in Acid Mine Drainage (AMD) in an Abandoned Metal Sulfides Mine (SW Portugal), using Nature-Based Solutions

Rita Maria Ferreira Fonseca^1,2,3, Joana Fonseca Araújo^1,2, Roberto da Silva^1,2

1: AmbiTerra Laboratory, University of Évora, Évora, Portugal; 2: Institute of Earth Science, Évora Pole, Évora, Portugal.; 3: Dep. Geosciences, School of Sciences and Technology University of Évora, Évora, Portugal

The treatment strategies of acid mine drainage based on resource utilization

Mengfang Chen, Hongping Chen, Yulu Ai, Yudong Feng, Jing Li

Institute of Soil Science, Chinese Academy of Sciences, China, People's Republic of

The evaluation of a pilot pervious concrete treatment system for acid mine drainage treatment

Ayanda Nomaswazi Shabalala, Monica Pinky Ngomane, Nokuthula Khanyile

University of Mpumalanga, South Africa

The Enviromental and Financial Aspects for the Use of Pitlakes for Sustainable Mine Closure

Andrew Clifford Johnstone

GCS (Pty) Ltd, South Africa

Geochemical modelling applied to the study of arsenic mobilization in abandoned mines.

Antonio Luis Marqués, Begoña Fernandez, Angeles Fernández, Julia Ayala

Universidad de Oviedo, Spain

Analysis of mine closure practices and the regulatory mining framework in the Córdoba province – Colombia

Gustavo Neira-Arenas, Sebastián Navarro-Martínez

National University of Colombia, Colombia

Management of total system uncertainty in mine water

Kalman Benedek

Itasca Australia Pty Ltd, Australia

🎓 New insights at the molecular level: the impact of DOM on antimony migration and enrichment in water environments of antimony mining areas

Wanyu Li, Jianwei Zhou, Xingjie Wang, Chenxin Feng, Haibo Feng, Weiqing Zhou

China University of Geosciences, China, People's Republic of China

🎓 Response mechanism of antimony to sulfate in soil-water system of Xikuangshan mining area in Hunan Province

Chenxin Feng¹, Jianwei Zhou¹, Xingjie Wang², Peng Liu¹, Wanyu Li¹, Xueyan Pang¹

1: China University of Geosciences, China, People's Republic of; 2: The Institute of Geological Survey of China University of Geosciences , China, People's Republic of

The use of geomorphology as the basis of mining closure: a case study of Waste Rock Facility rehabilitation at the Santa Bárbara mine (Perú)

Alfredo Gallardo¹, Juan Del Río¹, John Melgarejo²

1: Amphos21 Consulting Peru SAC; 2: Compañía de Minas Buenaventura SAA

Using Geophysics Methods to Analyze Evolution of Infiltration from a Tailing Storage Facility

Manuel Gutierrez, Laura Tapias

Itasca, Chile

Integrated Hydrogeological Fieldwork Campaign Design to Identify Infiltrations from Tailings

Isidora Arriagada, José Luis Delgado

ITASCA, Chile

Mine Water in the Global Industry Standard on Tailings Management

Kevin Leahy, Thomas Collin, Sia Tanhai, Simon Gibbons

ERM, United Kingdom

Recovery of sands from gold mining tailings for clinker manufacture

Natalia Jaramillo², Oscar Jaime Restrepo², Antonio Luis Marqués¹, Begoña Fernandez¹, Julia Ayala¹

1: Universidad de Oviedo, Spain; 2: Universidad Nacional de Colombia

As, Sb and sulphate immobilization from flotation tailings of an intrusion-related gold mineralization

Rodrigo Alvarez¹, José Manuel Domínguez², Almudena Ordóñez¹, Loredo Jorge¹, Diego Isidro¹

1: University of Oviedo, Spain; 2: Exploraciones Mineras del Cantábrico

An Overview of Active and Passive Mine Water Treatment at Urgeiriça Uranium Legacy Mine (Portugal)

Catarina Diamantino, Carlos Martins, Edgar Carvalho

EDM - Empresa de Desenvolvimento Mineiro S.A., Portugal

🎓 Batch leaching to enhance dissolution of siliceous secondary materials for controlling AMD formation

Dantie Claudia Butar Butar¹, Hanna Kaasalainen^1,2, Lena Alakangas¹, Erik Ronne³

1: Luleå University of Technology, Luleå, Sweden; 2: Åbo Akademi University, Åbo, Finland; 3: Boliden AB, Stockholm, Sweden

Evaluating the Effectiveness of Various Aggregate Cleaning Methods

Neil Allan Wolfe, Robert S. Hedin, Benjamin C. Hedin, Olivia J. Weaver

Hedin Environmental, United States of America

🎓 Exploring the Potential of Hydrochar for the Removal of Toxic Metals from Mining-Influenced Waters: A Case Study on Arsenic

Álvaro Amado², Antonio Luis Marqués¹, Begoña Fernandez¹, Julia Ayala¹, Teresa A. Centeno²

1: Universidad de Oviedo, Spain; 2: INCAR-CSIC

Treatment of copper-containing acid mine drainage by combined use of multiple technologies

Xingjie Wang, Ling Liu, Liyuan Ma, Rui Deng, Yuxuan Yang, Jianwei Zhou

China University of Geosciences, Wuhan, 430074, China

🎓 Guidelines for mine water irrigation of rehabilitated opencast mine land

John George Annandale, Panayotis Patoussias, Phillip Dale Tanner

University of Pretoria, South Africa

Integrated Water Balance, Streamflow and Quality Model for Holistic Determination of Security of Water Supply and Ecological Flow Requirements at a West African Mineral Sands Mine

Michael William Palmer, Caroline Bladen

Jones & Wagener (Pty) Ltd, South Africa

🎓 Integrating Hydrogeological and Geophysical Modeling for Sustainable Water Management in Phosphate Mining: A Case Study of the Beni Amir Deposit, Morocco

Ouissal Heddoun, Majid El Baroudi, Anasse Ait Lemkademe, Mostafa Benzaazoua

University Mohammed VI Polytechnic, Morocco

Five Years of Hydrogeological Consulting for a Mining Company: Lessons Learned for Successful Work

Manuel Gutierrez, Laura Tapias, Jose Luis Delgado

Itasca, Chile

🎓 Irrigation with Witwatersrand Goldmine Waters

Lesego Elizabeth Madiseng, John George Annandale, Philip Dale Tanner, Corleen van Aswegen, Sakhiwo Sukati

University of Pretoria, South Africa

The role of colloidal and particulate fractions in REEs enrichments in coal-based acid mine drainage systems

Liliana Lefticariu¹, Rayn L. Bowman¹, Madeline Lewinski¹, Jerome Specht¹, Paul T. Behum²

1: School of Earth Systems and Sustainability, Southern Illinois University, Carbondale, 62901 USA; 2: Office of Surface Mining Reclamation and Enforcement, Alton, Alton, IL 62002 USA

Innovative Circular Economy Approach for Recovering Valuable Metals from Acid Mine Drainage and Sulphuric Acid from Mining Waste

Bárbara Ahumada-Vargas¹, Lidia Fernandez-Rojo¹, Ana Guedes¹, Eric Vilanova¹, Carlos Echevarría¹, Tamara Martínez-Santos², Manuel Sevilla²

1: Cetaqua, Centro Tecnológico del Agua, Spain; 2: Tharsis Mining, Tharsis, Spain

🎓 Multi-Scale Characterization of Mine Waste in a Circular Economy: Challenges and Opportunities

Hernan Flores^1,2, Tobias Rudolph¹, Jörg Benndorf²

1: Research Center of Post-Mining (FZN), Technische Hochschule Georg Agricola (THGA), Herner Straße 45, 44787 Bochum, Germany; 2: Department of Mine Surveying and Geodesy, TU Bergakademie Freiberg (TUBAF), Fucksmühleweg 9B, 09599 Freiberg, Germany

Enhancing Ammonia Nitrogen Removal from Saline Mining Effluents: A Hybrid Approach with Ozone Microbubbles and Precipitation

Maher Mzoughi¹, Mehrez Hermassi¹, Étienne Bélanger¹, Thomas Genty¹, Catherine N. Mulligan², Carmen M. Neculita¹

1: Research Institute on Mines and Environment (RIME), University of Québec in Abitibi-Témiscamingue (UQAT), Canada; 2: Department of Building, Civil and Environmental Engineering, Concordia University, Montreal, QC H3G 1M8, Canada

🎓 Probabilistic analysis of human health risks linked to Procambarus Clarkii consumption in Almadén Hg Mining District

Judith L. Jaeger-Collantes¹, José I. Barquero-Peralbo¹, Samantha T. Jiménez-Oyola², Feliciano M. Bacale-Mbengono¹, Efrén García-Ordiales³, Pablo L. Higueras¹

1: Instituto de Geología Aplicada, Universidad de Castilla-La Mancha. Pl. Manuel Meca, 1. 13400 Almadén (Ciudad Real), Spain; 2: Escuela Superior Politécnica del Litoral, ESPOL, Facultad de Ingeniería en Ciencias de La Tierra, Campus Gustavo Galindo km 30.5 vía Perimetral, P.O. Box 09‑01‑5863, Guayaquil, Ecuador; 3: Centro Universitario de Investigación del agua (CUIDA), Escuela Politécnica de Mieres. C/ Gonzalo Gutiérrez Quiros s/n. 33600 Mieres

Utilizing pore pressure simulations with an unstructured mesh for closure design optimization of the Wanagon Stockpile at the Grasberg Mine

Mark J. Thomasson¹, Made Mahayasa², Larry Standridge¹, Drew Enns¹, Brad Ruddy¹, Steven C. Schmelter¹

1: Call & Nicholas, Inc., United States of America; 2: Freeport McMoRan

Surface Disposal of High-Sulfide Paste Tailings at the Neves Corvo Mine, Portugal

Rens Verburg¹, Mafalda Oliveira²

1: WSP USA; 2: Somincor

Evaluating the Sustainability of Passive Treatment for Acid Mine Drainage of a Legacy Mine via Life Cycle Assessment

Sereyroith Tum¹, Taiki Katayama¹, Naoyuki Miyata², Takaya Hamai³, Yuki Semoto³, Tetsuo Yasutaka¹

1: 1Institute for Geo-Resources and Environment, Geological Survey of Japan (GSJ), National Institute of Advanced Industrial Science and Technology, Japan; 2: Department of Biological Environment, Akita Prefectural University, Japan; 3: Metals Environment Management Department, Japan Oil, Gas and Metals National Corporation, Japan

Evapotranspiration Cover Design Optimization: A Case Study

Yuliya Subotskaya, Larry Breckenridge

Global Resource Engineering, United States of America

Carbon Footprinting of Mine Water Treatment for Future CO₂ Emission Reduction

Oliver Totsche¹, Katja Kunze¹, Felix Bilek²

1: LMBV, Germany; 2: GFI Groundwater Consutling Institute, Germany

Physicochemical Characterization of Nickel Mine Wastewater in South Sulawesi, Indonesia: Seasonal Variations and Treatment Potential

Muhammad Sonny Abfertiawan, Wahyu Sasangka Jati, Mindriany Syafila, Marisa Handajani

Water and Wastewater Engineering Research Group, Faculty of Civil and Environmental Engineering, Bandung Institute of Technology

Investigation of a Heap Leach Facility leak using Finite Element Seepage Analysis

Jacob Paul Erickson, J Larry Breckenridge

Global Resource Engineering, United States of America

Practical Guidance for Adjusting Rainfall Annual Exceedance Probability Estimates for Climate Change

Scott Jackson, Colin Fraser, Okan Aygün

Lorax Environmental Services Ltd., Canada

🎓 A Comprehensive Approach to Fluoride Treatment in Mine Drainage: Chemical Precipitation and Adsorption

Ki-Rim Lee¹, Duk-Min Kim¹, Hye-Lim Kwon¹, Nam-Kyu Kim¹, Young-Min Kim¹, Dae-Gyu Im², Shin-Dong Kim³, Seul-Ki Koo⁴, Ju-In Ko⁴, Jin-Ho Mok⁵

1: Sangji University, Republic of Korea; 2: Korea University, Republic of Korea; 3: Environment Energy & Chemical Solution, Republic of Korea; 4: Korea Mine Rehabilitation and Mineral Resources Corporation, Republic of Korea; 5: Geukdong Engineering, Republic of Korea

Partners in Sustainability: The Benefits of a Collaborative Relationship Between a Mine, Consultant, and Supplier in Water Management

Magnus Nilsson¹, Myriam De Ladurantaye-Noel²

1: Envidan, Sweden; 2: Veolia Water Technologies Canada, Canada

Active treatment experiments including coprecipitation-adsorption of arsenic for mine drainages in Peru

Duk-Min Kim¹, Joyce Carol Bottger-Gamarra², Carmen Rodriguez-Vasquez², Jong-Wook Jeon³, Eun-A Choi³, Yeon-Jun Im³, Seyoung Kang⁴

1: Sangji University, Korea, Republic of (South Korea); 2: Ministerio de Energía y Minas, Peru; 3: Byucksan Engineering, Republic of Korea; 4: Korea Mine Rehabilitation and Mineral Resources Corporation, Republic of Korea

Water-Quality Modeling Tools to Evaluate Attenuation of Dissolved Constituents by Precipitation and Adsorption Reactions During Treatment of Acid Mine Drainage

Charles A Cravotta III

Cravotta Geochemical Consulting, LLC

Breaking the Toxicity Barrier: A Gold Mine's Journey to Sustainable Wastewater Treatment

Myriam De Ladurantaye-Noël, Marc Laliberté, Alain Gadbois, David Scott Oliphant

Veolia Water Technologies Canada, Canada

Screening-level economic evaluation of Critical and Strategic Raw Materials stored in Iberian Pyrite Belt pit lakes, Spain

Devin Castendyk¹, Skyler Sorsby¹, Javier Sanchez Espana²

1: WSP USA, United States of America; 2: Center for AstroBiology (CSIC-INTA), Spain

Re-Mining of mine water sludges in Germany. An opportunity?

Bastian Reker, Sebastian Westermann

Technische Hochschule Georg Agricola, Germany

Treatment of AMD liming sludge for metals recovery and mining site rehabilitation

Jerome Jacob, Douglas Pino Herrera, Emmanuelle Plat

BRGM, France

Use of industrial by-products to prevent/reduce water contamination with As and Hg

Rafael Rodríguez, Efrén García, Begoña Fernández, Julia Ayala

University of Oviedo, Spain

If we had had a consistent system for using pyrite in coal mining in the state of Santa Catarina, Brazil, what would the scenario be?

Jéssica Weiler^1,2, Ivo André Homrich Schneider¹

1: Universidade Federal do Rio Grande do Sul, Brazil; 2: Universidade Federal do Pampa, Brazil

Flow Failure of TSF Brunita in 1972, NE Spain

Joanna Butlanska, Aldo Onel Oliva González, Jose Antonio Fernandez-Merodo, Roberto Rodriguez-Pacheco

Consejo Superior de Investigaciones Científicas, Centro Nacional Instituto Geológico y Minero de España, Spain

Assessment of Superabsorbent Polymers Capability in the Treatment of Metal Mining Effluent

Abdelkabir Maqsoud, Nor El hoda Addi, Tikou Belem, Mamert Mbonimpa

Université du Québec en Abitibi-Témiscamingue, Canada

Improved mine water quality predictions using available international hydrochemical datasets

Chazanne Long, Phil Burris

Wardell Armstrong a part of SLR

🎓 Geochemical controls of potentially toxic element (PTE) release from the Gold One Tailings Dam Complex into the Randfontein area, Witwatersrand, South Africa

Jamie-Leigh Robin Abrahams¹, Charles D. Okujeni², Oluseyi Ayokunle Abegunde³, Changhong Wu⁴, Adrian Sherman Williams⁵

1: Department of Geology, Faculty of Natural and Agricultural Sciences, University of the Free State, Bloemfontein, South Africa; 2: Department of Earth Sciences, Faculty of Science, University of the Western Cape, Cape Town, South Africa; 3: Department of Civil and Geomatics, Faculty of Engineering, Cape Peninsula University of Technology, Cape Town, South Africa; 4: Confucius Institute, International Relations Office, University of the Western Cape, Cape Town, South Africa; 5: Council for Geoscience, Minerals and Energy Unit, Cape Town, South Africa

Advances in integrated performance monitoring of Tailings Storage Facilities

Kym Lesley Morton¹, Alastair Bovim²

1: KLM Consulting Services, South Africa; 2: Insight Terra, South Africa

Advances in Tailings Storage Facilities monitoring for integrated mine water management

Kym Morton

🎓 Acid Mine Drainage Remediation with Waste Products: Laboratory Findings and Field Model Applications

Joana F. Araújo^1,2,3, Charles A. Cravotta III⁴, Rita Fonseca^1,2,3, Roberto P. da Silva^1,2,3, Sergio Prats A.^5,6, Teresa Valente^3,7

1: AmbiTerra Laboratory, University of Évora, Évora, Portugal; 2: School of Sciences and Technology University of Évora, Évora, Portugal; 3: Institute of Earth Science, Portugal; 4: Cravotta Geochemical Consulting, Bethel, PA, USA; 5: MED&CHANGE | MED – Mediterranean Institute for Agriculture, Environment and Development & CHANGE – Global Change and Sustainability Institute, University of Évora, Évora, Portugal; 6: Biological Mission of Galicia – Spanish National Research Council (MBG-CSIC), Salcedo, Pontevedra, Spain; 7: Department of Earth Sciences at the University of Minho, Braga, Portugal

🎓 Recovery of poly-cationic metal sulphate from acid mine drainage and its beneficiation as a coagulant for drinking water treatment

Mamile Belina Mahlohla^1,2, Vhahangwele Masindi^1,2, Memory Tekere¹, Spyros Foteinis³

1: Department of Environmental Sciences, College of Agriculture and Environmental Sciences, University of South Africa (UNISA), P. O. Box 392, Florida, 1710, South Africa; 2: Magalies Water, Scientific Services, Research & Development Division, Erf 3475, Stoffberg street, Brits, 0250,; 3: Research Centre for Carbon Solutions, School of Engineering and Physical Sciences, Heriot-Watt University, Edinburgh EH14 4AS, United Kingdom.

Critical Raw Materials Recovery from Acid Mine Drainage

Tamlyn Sasha Naidu^1,2, Craig Sheridan², Ed Hardwick³, Peter E. Holm¹

1: University of Copenhagen, Denmark; 2: University of the Witwatersrand, South Africa; 3: Cwenga Technologies, South Africa

Coupled groundwater-surface water modelling workflow to support risk assessment of an abandoned underground coal mine due to natural mine water rebound

Nachayada Phonseela, Thomas Booth

WSP, United Kingdom

Hydrodynamic Investigation of a density-stratified Underground Mine – Tracer Test Challenges and Results in the Georgi-Unterbau Mine, Tyrol, Austria

Christian Wolkersdorfer

Tshwane University of Technology (TUT), South Africa

Geochemical monitoring to use waste rock in mine component construction

David Arcos^1,2, Pablo Quesada², Alonso Huamán², Emilie Coene¹, Ersan Demirer¹

1: Amphos 21 Consulting S.L.; 2: Amphos 21 Consulting Perú S.A.C.