BC MEND ML/ARD Annual Workshop

  1. R. Beckie and Antamina Waste-Rock Research Team at Antamina, University of British Columbia and University of Alberta. A Ten-Year Waste-Rock Study: Lessons Learned from Multiple Scales and Impact on Prediction. Presented at the 2017 workshop.

    KEYWORDS:  Antamina  AP  drainage chemistry  gas  hydrology  microbiology  model  neutral pH  prediction  scale up  soil cover  temperature  waste rock 

  2. C. Atherton, D. Blowes, S. Sinclair, D. Wilson, J. Zak, D. Barsi, R. Amos, C. Ptacek, J. Langman, D. Paktunc, L. Smith and D. Sego. Acid Generating Potential and Metal Attenuation in Low Sulfide, Waste-Rock Test Piles. Presented at the 2017 workshop.

    KEYWORDS:  Diavik  drainage chemistry  PAG  prediction  temperature  waste rock 

  3. Howe D.. Alkaline Drainage Chemistry of Kimberlite Deposits. Presented at the 1999 workshop.

    KEYWORDS:  drainage chemistry  geology  mineralogy  prediction 

  4. Morin K.A.. Applicability of scaling factors to humidity-cell kinetic rates for larger-scale predictions. Presented at the 2014 workshop.

    KEYWORDS:  drainage chemistry  kinetic test  prediction  scale up  temperature 

  5. M. Bratty, T. Andersson, H. Holmstrom and N. Gallagher. ARD Treatment in a Case Study on a Millennium of Mining - Falu Gruva, Sweden. Presented at the 2017 workshop.

    KEYWORDS:  drainage chemistry  Falu Gruva  flooded mine  HDS  metal recovery  solid residue  treatment 

  6. Y.T.J. Kwong. Arsenic Remobilization: Geochemical Controls, Case Histories and Prediction. Presented at the 2000 workshop.

    KEYWORDS:  arsenic  Cobalt  drainage chemistry  mineralogy  model  Mount Washington  prediction  uranium 

  7. Bucknam C., W. White III and K. Lapakko. ASTM Standardization of Methods for Environmental Characterization of Metal Bearing Wastes and Ores. Presented at the 2005 workshop.

    KEYWORDS:  AP  drainage chemistry  kinetic test  NP  PAG  prediction 

  8. Pelletier C., D. Muggli, M. Wen and G. Poling. Biogeochemical Treatment of ARD at the Island Copper Mine Pit Lake. Presented at the 2002 workshop.

    KEYWORDS:  drainage chemistry  insitu  Island Copper  microbiology  nutrients  pit lake  treatment 

  9. M. O'Kane. Boliden Aitik Mine Closure Planning - WRSF Closure Planning Support Studies. Presented at the 2019 workshop.

    KEYWORDS:  Aitik  closure  discharge  drainage chemistry  dry cover  hydrology  loading  mitigation  model  NAG  PAG  soil barrier  waste rock 

  10. Price, W. (Bill). Brief Overview of the Procedures used in the Prediction of Drainage Chemistry from Sulfidic Geological Materials. Presented at the 2006 workshop.

    KEYWORDS:  AP  closure  drainage chemistry  guidelines  kinetic test  NP  operating  PAG  pre-development  prediction 

    Supporting Documents:

    1. List of Potential Information Requirements in Metal Leaching and Acid Rock Drainage Assessment and Mitigation Work (MEND Project 5.10E)

  11. Morin K.A. and N.M. Hutt. Case Studies in Metal Solubility at Minesites. Presented at the 2000 workshop.

    KEYWORDS:  Bell  drainage chemistry  Island Copper  model  Mount Polley  prediction 

  12. Day S., K. Sexsmith, D. MacGregor, P. Mehling, S. Shaw and U. Kestler. Cold Temperature Effects on Geochemical Weathering. Presented at the 2005 workshop.

    KEYWORDS:  AP  drainage chemistry  NP  prediction  temperature 

  13. Mayer K.U., C.G. Romano and D.W. Blowes. Combining Field Measurements and Reactive Transport Modelling to Predict ARD, Case Study: Fault Lake Tailings, Falconbridge, ON. Presented at the 2005 workshop.

    KEYWORDS:  drainage chemistry  Fault Lake  loading  model  prediction  receiving environment  tailings 

  14. R. Amos, D. Wilson, B. Bailey, D. Blowes, D. Sego and L. Smith. Conceptual Overview of Mechanistic Scale-up in Waste Rock: Lessons Learned from Diavik and Potential for Application to Other Mine Sites. Presented at the 2018 workshop.

    KEYWORDS:  AP  Diavik  drainage chemistry  kinetic test  model  particle size  scale up  temperature  waste rock 

  15. P. Ferguson, C. Wels and N. Pesonen. Current Site Conditions and Water Quality Predictions for Myra Creek, Nyrstar Myra Falls, British Columbia. Presented at the 2018 workshop.

    KEYWORDS:  closure  collection  diversion  drainage chemistry  loadings  model  Myra Falls  prediction  receiving environment  underwater 

  16. Venhuis M., P. McKee, R. Nicholson and B. Huls. Defining Source Terms for Backfill Component in the Selbaie Mine Pit. Presented at the 2006 workshop.

    KEYWORDS:  backfill  drainage chemistry  kinetic test  peat  pit lake  prediction  Selbaie  soil  waste rock 

  17. D. Wilson, D. Blowes, R. Amos, D. Sego and L. Smith. Diavik Waste Rock Project: Application of Reactive Transport Models to Scale-up in Waste Rock. Presented at the 2018 workshop.

    KEYWORDS:  Diavik  drainage chemistry  hydrology  kinetic test  loading  model  prediction  scale up  waste rock 

  18. Amos R.T., B.L. Bailey, N. Pham, N. Fretz, S. Hannam, D. Blowes, D.C. Sego and L. Smith. Diavik Waste Rock Project: Northern Aspects and Scaling Predictions. Presented at the 2012 workshop.

    KEYWORDS:  Diavik  drainage chemistry  dry cover  freezing  hydrology  prediciton  scale up  temperature 

  19. Blowes D.W. , J.L. Jambor, K.U. Mayer and T.A. Al. drainage chemistrys on Metal Concentrations in Base and Precious Metal Mine Tailings. Presented at the 2000 workshop.

    KEYWORDS:  arsenic  drainage chemistry  Heath Steele  mineralogy  model  Nickel Rim  Red Lake  roaster  tailiings 

  20. Wiber, M.. East Kemptville Closure Performance. Presented at the 2006 workshop.

    KEYWORDS:  closure  drainage chemistry  East Kempville  lime treatment  receiving environment  settling pond  water management 

  21. J. Dockrey, D. Flather, L. Findlater, S. Jackson, J. Helsen, J. Scott and J. Gjertsen. Elevated Uranium and Arsenic Concentrations in Baseline Water Quality at the Coffee Gold Site: Implications for Geochemical Predictions. Presented at the 2018 workshop.

    KEYWORDS:  arsenic  Coffee Gold  drainage chemistry  mineralogy  monitoring  prediction  receiving environment  uranium 

  22. Fitzgerald, D. and Nicholson, R.. Environmental Management Criteria for Selenium and Molybdenum: A Review Relevant to the Mining Industry. Presented at the 2019 workshop.

    KEYWORDS:  Brenda Mine  climate change  drainage chemistry  geology  molybdenum  neutral pH  receiving environment  regulation  risk assessment  selenium  toxicity 

    Supporting Documents:

    1. Wild Ruminant Study at Brenda Mines

  23. C. Meints and M. Aziz. Equity Mine - 25 Years of Closure. Presented at the 2018 workshop.

    KEYWORDS:  batch  closure  collection  construction material  discharge  drainage chemistry  dry cover  Equity  financial security  HDS  hydrology  impoundment  monitoring  physical stability  prediction  receiving environment  soil barrier  solid residue  tailings  treatment  underwater  waste rock 

  24. Day S.. Evaluation of Factors Affecting Porphyry Mine Drainage Chemistry. Presented at the 2013 workshop.

    KEYWORDS:  drainage chemistry  geology  prediction 

  25. McKeown, M.. Forecasting long term water quality - Swedish mine. Presented at the 2019 workshop.

    KEYWORDS:  Aitik  closure  discharge  drainage chemistry  dry cover  hydrology  loading  mitigation  model  PAG  prediction  soil barrier  waste rock 

  26. Stockwell, J., Rollo, A. and Mackin, J.. General Challenges with Estimating Mine Drainage Chemistry. Presented at the 2019 workshop.

    KEYWORDS:  drainage chemistry  geology  hydrology  kinetic test  mine components  monitoring  PAG  prediction 

  27. Mattson B. and M. Holtby. Geochemical Assessment of The Silver Standard Mine. Presented at the 1999 workshop.

    KEYWORDS:  drainage chemistry  historic  Silver Standard  tailings  underground 

  28. Dockrey J. and A. Shaw. Geochemical behaviour of adit drainage under saturated and unsaturated conditions at two underground mines in Northern British Columbia. Presented at the 2015 workshop.

    KEYWORDS:  drainage chemistry  flooded  prediction  underground 

  29. K. Jia, R. Mills and R. Dickin. Geochemical Characterization of Groundwater and Porewater Contamination in Historical Mine Tailings Deposited in a Nearshore Marine Environment. Presented at the 2019 workshop.

    KEYWORDS:  abandoned  drainage chemistry  marine  prediction  tailings 

  30. Shaw S. and A.M. Robertson. Geochemical Predictions of the Landusky Spent Ore Heap Leach Pads and Implications for Water Management. Presented at the 2001 workshop.

    KEYWORDS:  abandoned  drainage chemistry  gas  heap leach  Landusky  mineralogy  PAG  prediction  treatment 

  31. J. Bain, B. McNeill, M. Steinepreis, L. Smith, D. Blowes, R. Amos, A. Cash, G.W. Wilson, J. Robertson and M-H. Turgeon. Geochemistry and Microbiology of Historic Waste Rock Piles at the Detour Lake Gold Mine, Ontario. Presented at the 2017 workshop.

    KEYWORDS:  Detour Lake  drainage chemistry  gas  microbiology  PAG  particle size  prediction  soil cover  waste rock 

  32. Sexsmith K. and S. Day. Geochemistry and Water Quality of the Britannia Mine Workings. Presented at the 2002 workshop.

    KEYWORDS:  Britannia  drainage chemistry  flooded underground  prediction  underground 

  33. Beckie R., L. Smith, K. Wagner and F. Guerin. Geochemistry of an Experimental Waste Rock Pile, Cluff Lake, Saskatchewan. Presented at the 2005 workshop.

    KEYWORDS:  Cluff Lake  drainage chemistry  dry cover  hydrology  prediction  scale up  waste rock 

  34. Day S., K. Sexsmith, R. Bowell and D. Hockley. Geochemistry of Molybdenum Leaching at British Columbia Copper and Molybdenum Mines. Presented at the 2000 workshop.

    KEYWORDS:  drainage chemistry  Endako  Highland Valley  mineralogy  model  prediction 

  35. Gammons C.. Geochemistry of the Berkeley Pit Lake, Butte, Montana. Presented at the 2006 workshop.

    KEYWORDS:  AP  Berkeley  Butte  drainage chemistry  hydrology  metal recovery  mineralogy  pit lake 

    Supporting Documents:

    1. Long Term Changes in the Limnology and Geochemistry of the Berkeley Pit Lake, Butte, Montana
    2. Geochemistry and Stable Isotope Composition of the Berkeley Pit Lake and Surrounding Mine Waters, Butte, Montana

  36. Wagner K., R. Beckie and L. Smith. Geochemistry of the UBC Constructed Waste Rock Pile Experiment, Cluff Lake, Saskatchewan. Presented at the 2003 workshop.

    KEYWORDS:  Cluff Lake  drainage chemistry  hydrology  PAG  particle size  prediction  waste rock 

  37. A. Shaw, C. Atherton, P. Mueller, S. Simpson and A. Davidson. Investigation and Assessment of Potential for Cr Leaching from Paste Backfilling Operations: A Case Study from Brucejack Gold Mine. Presented at the 2019 workshop.

    KEYWORDS:  Brucejack  drainage chemistry  mitigation  paste backfill  prediction  regulation  tailings 

  38. Sexsmith K., D. Schwab, S. Day and R. McCandless. Long-Term Monitoring Data from the Britannia Mine, British Columbia. Presented at the 2003 workshop.

    KEYWORDS:  Britannia  discharge  drainage chemistry  flooded  prediction  underground 

  39. H. Larratt. Long-term Performance of Reclaimed Tailings Ponds at HVC in a Warming Climate. Presented at the 2018 workshop.

    KEYWORDS:  bioavailability  climate change  drainage chemistry  Highland Valley  impoundment  reclamation  tailings  underwater 

  40. Martin A., J. Mackin, T. Crozier, S. Hedberg, D. Paszkowski, J. Jambor, S. Hiller and D. Gelderland. Mechanisms of Arsenic Attenuation in a Gold Mill Tailings Impoundment. Presented at the 2012 workshop.

    KEYWORDS:  Cochenour Wilanour  drainage chemistry  impoundment  in-situ  loading  roaster  tailings  treatment  underwater 

  41. J. Bain, D. Blowes, D. Wilson, Z. Bao, L. Smith, R. Amos, L. Smith and D. Sego. Methods for Measuring the Physical, Hydraulic and Chemical Characteristics of Waste Rock. Presented at the 2018 workshop.

    KEYWORDS:  drainage chemistry  gas  guidelines  hydrology  monitoring  prediction  sampling  temperature  waste rock 

  42. Fortin D.. Microbial Ecology of Anaerobic Sulphate- and Iron-Reducing Bacteria in Sulphidic Mine Tailings. Presented at the 2002 workshop.

    KEYWORDS:  drainage chemistry  microbiology  sulphate reduction 

  43. Younger, P.. Mine Water Rebound - Processes and Products: A UK Perspective. Presented at the 2006 workshop.

    KEYWORDS:  closure  drainage chemistry  hydrology  prediction  subsidence  underground 

  44. P. Ferguson, C. Wels, D. Jones and G. Farrer. ML/ARD Impacts and Rehabilitation Planning for Rum Jungle. Presented at the 2018 workshop.

    KEYWORDS:  abandoned  backfill  closure  drainage chemistry  heap leach  hydrology  impoundment  monitoring  PAG  pit  receiving environment  Rum Jungle  soil barrier  tailings  uranium  waste rock 

  45. C. Kennedy, S. Day and ‘L. Anglin. Mount Polley Tailings: Updates on Geochemical Testing and Conceptual Model. Presented at the 2017 workshop.

    KEYWORDS:  drainage chemistry  failure  Mount Polley  neutral pH  prediction  tailings 

  46. Guerin F., S. Wilson and R. Nicholson. Optimizing In-Pit Disposal of Problematic Waste Rock Using Leaching Tests, Portable XRF, Block and Mass Transport Models. Presented at the 2006 workshop.

    KEYWORDS:  backfill  drainage chemistry  hydrology  McClean Lake  prediction  segregation  underwater  uranium  waste rock 

  47. S. Day. Optimizing the Use of Water Extraction Tests for Water Chemistry Prediction. Presented at the 2019 workshop.

    KEYWORDS:  drainage chemistry  guidelines  loadings  prediction 

  48. Jambor J., A. Martin and J. Gerits. Post-Depositional Formation of Metal-Rich Cyanide Phases in Saturated Tailings Deposits. Presented at the 2008 workshop.

    KEYWORDS:  cyanide  drainage chemistry  mineralogy  Red Lake  tailings  underwater 

  49. P. Campbell and W. Price. Potential Biological Effects of Subaqueous Disposal of Mine Tailings. Presented at the 2018 workshop.

    KEYWORDS:  bioavailability  drainage chemistry  impoundment  monitoring  reclamation  sampling  underwater 

  50. Nordstrom D.. Practical Applications of Geochemical Modeling. Presented at the 2000 workshop.

    KEYWORDS:  drainage chemistry  model  prediction 

    Supporting Documents:

    1. Geochemistry of Acid Mine Waters (Chapter 6 in The Environmental Geochemistry of Mineral Deposits, 1999)
    2. Geochemical Modeling of Water-Rock Interactions in Mining Environments (Chapter 14 in The Environmental Geochemistry of Mineral Deposits, 1999)

  51. J. Mackin, D. Flather and H. Bent. Prediction of Drainage Chemistry for Contact Water Passing Through Multiple Rock Units Within a Proposed Block Cave Mining Operation. Presented at the 2018 workshop.

    KEYWORDS:  bulkhead  drainage chemistry  flood  geology  hydrology  Kemess  kinetic test  model  prediction  subsidence  underground  underwater 

  52. Davis A.. Prediction of Pit Lake Drainage Chemistry. Presented at the 1998 workshop.

    KEYWORDS:  drainage chemistry  model  pit lake  prediction  risk assessment 

  53. Day S. and K. Sexsmith. Prediction of Selenium Leaching. Presented at the 2005 workshop.

    KEYWORDS:  drainage chemistry  Elkview  mineralogy  prediction  selenium 

  54. P. Ferguson, C. Wels and N. Pesonen. Previous Mine Waste Disposal and ARD/ML Management at Nyrstar Myra Falls, British Columbia. Presented at the 2018 workshop.

    KEYWORDS:  backfill  collection  diversion  drainage chemistry  hydrology  impoundment  loading  Myra Falls  natural lake  PAG  paste  receiving environment  slurry  tailings  waste rock  water management 

  55. Day S., S. Shaw and K. Sexsmith. Progress on translating ("scaling") laboratory weathering tests on mine wastes to full scale facilities. Presented at the 2014 workshop.

    KEYWORDS:  drainage chemistry  kinetic test  prediction  scale up 

  56. L. Warren. Proof of Principle: How Genomics Can Innovate Mining Environmental Management. Presented at the 2018 workshop.

    KEYWORDS:  drainage chemistry  genomics  microbiology  thiosalt 

  57. Warner J., J. Olchowy, T. Kotzer and J.N. Cutler. Quantitative Analysis of Mixtures Using Synchrotron XANES Spectroscopy. Presented at the 2005 workshop.

    KEYWORDS:  drainage chemistry  mineralogy  prediction 

  58. U. Mayer, R. Amos, D. Blowes, D. Wilson, S. Bea, G. Dipple, C. Romano, D. Su and K. Raymond. Reactive Transport Modeling in Mine Waste Management – Part 1: Examination of its Role Based on Past and Present Applications. Presented at the 2019 workshop.

    KEYWORDS:  drainage chemistry  gas  mineral  model  prediction  tailings  waste rock 

  59. U. Mayer, R. Amos, D. Wilson, D. Blowes, D. Su, N. Seigneur, K. Raymond and X. Yi. Reactive Transport Modeling in Mine Waste Management – Part 2: Where to from Here?. Presented at the 2019 workshop.

    KEYWORDS:  drainage chemistry  gas  model  prediction  temperature  waste rock 

  60. Nicholson R.V.. Release and Mobility of Nickel from Mine Waste: Theory and Case Histories. Presented at the 2000 workshop.

    KEYWORDS:  drainage chemistry  mineralogy  model  prediction  Raglan  uranium  Voisey's Bay 

  61. Ohlander B.. Results from the Flooded Stekenjokk Tailings. Presented at the 2001 workshop.

    KEYWORDS:  drainage chemistry  impoundment  Stekenjokk  tailings  underwater 

  62. Fennemore G.. Risk-Based Analysis of Acid Rock Drainage as it Purports to Waste Rock Dumps. Presented at the 1998 workshop.

    KEYWORDS:  AP  drainage chemistry  hydrology  model  risk assessment  waste rock 

  63. Ross C., V. Bertrand, R. Venburg and A. Brown. Sea to Sky Parkway Assessment of Acid Rock Drainage and Metal Leaching Potential. Presented at the 2003 workshop.

    KEYWORDS:  drainage chemistry  highway  PAG  prediction  Sea to Sky 

  64. Coleman, M. and K. Butler. Sludge Management at NB Coal, 1992-2006. Presented at the 2006 workshop.

    KEYWORDS:  codisposal  drainage chemistry  management  New Brunswick Coal  solid residue  treatment 

  65. Crusius J., P. Whittle, D. Kramer, R. Pieters, T. Pedersen, G. Lawrence, J. McNee, D. Dunbar, R. Goldblatt and A. Leung. Testing Removal Strategies in the Equity Silver Pit Lakes Using Limnocorrals. Presented at the 2002 workshop.

    KEYWORDS:  drainage chemistry  Equity  insitu  nutrients  pit lake  treatment 

  66. Forgeron, S.. The 1B Hydraulic System - Sydney Coalfield, Glace Bay, NS. Presented at the 2006 workshop.

    KEYWORDS:  Cape Breton  closure  collection  diversion  drainage chemistry  hydrology  treatment  underground 

  67. A. Martin. The Application of Attenuation Mechanisms in Mine-Related Environmental Assessments: the Spectrum from Conceptual Model to Numerical Implementation. Presented at the 2019 workshop.

    KEYWORDS:  drainage chemistry  prediction 

  68. Shaw S., J. Misiewicz, L. Gutierrez and L.A. Sanchez. The Geochemical Field Barrel Program, Cerro Corona Mine. Presented at the 2013 workshop.

    KEYWORDS:  amend lime  Cerro Corona  drainage chemistry  kinetic test  neutral pH  PAG  segregation  waste rock 

  69. C. Kennedy, J. Noël, J. Cayouette, M. Story, K. Korman and A. Story. The Historic Cobalt Mining Camp: Evaluating Rehabilitation Options in a Hydro-Geochemically Challenged Environment. Presented at the 2018 workshop.

    KEYWORDS:  arsenic  Cobalt  drainage chemistry  geology  hydrology  mineralogy  prediction  processing  receiving environment  risk assessment 

  70. C. Kennedy, J. Noël, J. Cayouette, M. Story, K. Korman and A. Story. The Historic Cobalt Mining Camp: Evaluating Rehabilitation Options in a Hydro-Geochemically Challenged Environment. Presented at the 2018 workshop.

    KEYWORDS:  arsenic  Cobalt  drainage chemistry  geology  hydrology  mineralogy  prediction  processing  receiving environment  risk assessment 

    Supporting Documents:

    1. Cobalt mines 3D video

  71. Bliss M., B. Hamblin, D. Ross and C. Ford. The Samatosum tailings Water Cover: Six Years of Success. Presented at the 2001 workshop.

    KEYWORDS:  drainage chemistry  impoundment  Samatosum  tailings  underwater 

  72. Harrington J.. Three Case Studies of the Treatment of Mine Drainage. Presented at the 2002 workshop.

    KEYWORDS:  Brewery Creek  carbon  drainage chemistry  heap leach  Hollister  insitu  microbiology  nutrients  pit lake  San Luis  selenium  Sweetwater  treatment  uranium 

  73. Beckie R., S. Blackmore, H. Peterson, M. Javadi, M. Lorca, R. Blaskovich, L. Laurenzi, P. Urrutia, T. Hirsche, J. Dockrey, M. Conlan, D. Bay, J.C. Corazao, C. Aranda, B. Harriosn, R. Manrique, M. Lindsay, G.W. Wilson, S. Brienne, B. Klein and U. Mayer. UBC Investigation of the Mineralogical, Hydrological and Biogeochemical Controls on Drainage from Waste Rock at the Antamina Mine, Peru. Presented at the 2012 workshop.

    KEYWORDS:  Antamina  drainage chemistry  gas  prediction  scale up  waste rock 

  74. A. Lewis-Russ, T. Moore, T.R. Brown and A.C. Riese. Use of Constructed Wetlands to Reduce Metals in Drainage from a High Altitude Mine System, SW Colorado: Mine Hydrology/Chemistry. Presented at the 2018 workshop.

    KEYWORDS:  drainage chemistry  drainage treatment  geology  hydrology  prediction  underground 

  75. Nicholson R.. Use of Solubility and Leach Tests in the Prediction of Drainage Chemistry from Weathered Tailings and Waste Rock - Examples from Gold and Uranium Mines. Presented at the 2005 workshop.

    KEYWORDS:  backfill  Cluff Lake  drainage chemistry  encapsulation  flooded  McClean Lake  Porcupine  prediction  tailings  waste rock 

  76. Nordstrom K.. What Decades of Irregular Monitoring Can Show for Two Mine Sites: Iron Mountain, CA and Questa, NM. Presented at the 2003 workshop.

    KEYWORDS:  abandoned  background  discharge  drainage chemistry  Iron Mountain  lime  prediction  Questa  treatment 

  77. De Vos K.. Whistle Waste Rock Pile Monitoring. Presented at the 1996 workshop.

    KEYWORDS:  drainage chemistry  gas  monitoring  prediction  temperature  waste rock  Whistle 

  78. K. Rader, R. Dwyer, D. Turner, J. Drielsma, C. Dumaresq, L. Assem, C. Bayliss and C. Albersammer. Workshop on Improving Estimates of Releases from Mine Tailings in Life Cycle Assessment. Presented at the 2019 workshop.

    KEYWORDS:  drainage chemistry  European Union  loadings  model  prediction  Tailings 

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