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