We will update this page periodically with various internet case studies from recent publications, MDAG products, and public information.
INTERNET CASE STUDIES AND ESSAYS
(formal citation below the link)
36. Microbial Effects on Minesite-Drainage Chemistry
Morin, K.A., and N.M. Hutt. 2010. Microbial Effects on Minesite-Drainage Chemistry.
MDAG Internet Case Study #36, www.mdag.com/case_studies/cs36.html
35. Twenty-Three Years of Monitoring Minesite-Drainage Chemistry, During Operation and After Closure:
The Equity Silver Minesite, British Columbia, Canada
Morin, K.A., N.M. Hutt, and M.L. Aziz. 2010. Twenty-Three Years of Monitoring Minesite-Drainage Chemistry, During Operation and After Closure:
The Equity Silver Minesite, British Columbia, Canada.
MDAG Internet Case Study #35, www.mdag.com/case_studies/cs35.html
34. Twenty-Nine Years of Monitoring Minesite-Drainage Chemistry, During Operation and After Closure: The
Granisle Minesite, British Columbia, Canada
Morin, K.A., and N.M. Hutt. 2010. Twenty-Nine Years of Monitoring Minesite-Drainage Chemistry, During Operation and After Closure: The
Granisle Minesite, British Columbia, Canada.
MDAG Internet Case Study #34, www.mdag.com/case_studies/cs34.html
33. Thirty-One Years of Monitoring Minesite-Drainage Chemistry, During Operation and After Closure: The Bell Minesite, British Columbia, Canada
Morin, K.A., and N.M. Hutt. 2010. Thirty-One Years of Monitoring Minesite-Drainage Chemistry, During Operation and After Closure: The Bell Minesite, British Columbia, Canada.
MDAG Internet Case Study #33, www.mdag.com/case_studies/cs33.html
32. On the Nonsense of Arguing the Superiority of an Analytical Method for Neutralization Potential
Morin, K.A., and N.M. Hutt. 2009. On the Nonsense of Arguing the Superiority of an Analytical Method for Neutralization Potential.
MDAG Internet Case Study #32, www.mdag.com/case_studies/cs32.html
In response to comments on this case study, we saw value in expanding and elaborating some points in the following supplementary documents:
Supplement 1:
Additional Discussions on the Non-Intrinsic Nature of
Neutralization Potential (NP)
Morin, K.A. 2009. Supplement 1: Additional Discussions on the Non-Intrinsic Nature of Neutralization Potential (NP).
www.mdag.com/case_studies/Additional Discussions on the
Non-Intrinsic Nature of Neutralization Potential (NP).html
Supplement 2:
Arguments on the
General Superiority of Neutralization Potential (NP) Methodology Translated into Varieties of Oranges
Morin, K.A. 2009. Supplement 2: Arguments on the General Superiority of Neutralization Potential (NP) Methodology
Translated into Varieties of Oranges.
www.mdag.com/case_studies/Arguments on the General Superiority of Neutralization Potential (NP) Methodology Translated into Varieties of Oranges.html
31. Field Study of Unavailable Neutralization Potential in Acidic Rock
Morin, K.A., and N.M. Hutt. 2008. Field Study of Unavailable Neutralization Potential in Acidic Rock.
MDAG Internet Case Study #31, www.mdag.com/case_studies/cs31.html
30. Case Studies of Unavailable Neutralization Potential in Acid-Base-Accounting Datasets
Morin, K.A., and N.M. Hutt. 2008. Case Studies of Unavailable Neutralization Potential in Acid-Base-Accounting Datasets.
MDAG Internet Case Study #30, www.mdag.com/case_studies/cs30.html
29. Leaching of Nitrogen Species during
Underground Mining
Morin, K.A., and N.M. Hutt. 2008. Leaching of Nitrogen Species during Underground Mining.
MDAG Internet Case Study #29, www.mdag.com/case_studies/cs29.html
28. Bimodal Distribution of pH at Minesites with Acid Rock Drainage
Morin, K.A., and N.M. Hutt. 2008. Bimodal Distribution of pH at Minesites with Acid Rock Drainage.
MDAG Internet Case Study #28, www.mdag.com/case_studies/cs28.html
27. Highway 97C Road-Cut Environmental Prosecution Near Pennask Creek
Morin, K.A., and N.M. Hutt. 2007. Highway 97C Road-Cut Environmental Prosecution Near Pennask Creek.
MDAG Internet Case Study #27, www.mdag.com/case_studies/cs27.html
26. Scaling and Equilibrium Concentrations in Minesite-Drainage Chemistry
Morin, K.A., and N.M. Hutt. 2007. Scaling and Equilibrium Concentrations in Minesite-Drainage
Chemistry. MDAG Internet Case Study #26, www.mdag.com/case_studies/cs26.html
25. A Case Study of Important Aluminosilicate Neutralization
Morin, K.A., and N.M. Hutt. 2008. A Case Study of Important Aluminosilicate Neutralization.
MDAG Internet Case Study #25,
www.mdag.com/case_studies/cs25.html (revised and expanded February 2008)
24. Errors from Sampling Humidity Cells Every Second Cycle
Morin, K.A., and N.M. Hutt. 2007. Errors from sampling humidity cells every second week. MDAG
Internet Case Study #24, www.mdag.com/case_studies/cs24.html
23. Rock Grain Size and Its Implications for Minesite-Drainage Chemistry
Morin, K.A., and N.M. Hutt. 2006. Rock grain size and its implications for minesite-drainage
chemistry. MDAG Internet Case Study #23, www.mdag.com/case_studies/cs23.html
22. Should a Humidity-Cell Sample Be Gently Agitated During Testing?
Morin, K.A., and N.M. Hutt. 2006. Should a Humidity-Cell Sample Be Gently Agitated During
Testing? MDAG Internet Case Study #22, www.mdag.com/case_studies/cs22.html
21. Is There a Solid-Phase Sulphide Level Below Which No ARD Is Possible?
Morin, K.A., and N.M. Hutt. 2006. Is There a Solid-Phase Sulphide Level Below Which No ARD Is
Possible?. MDAG Internet Case Study #21, www.mdag.com/case_studies/cs21.html
20. Conversion of Minerals into Neutralization Potentials with Units of CaCO3 Equivalent
Morin, K.A., and N.M. Hutt. 2006. Conversion of Minerals into Neutralization Potentials with
Units of CaCO3 Equivalent. Internet Case Study 20, www.mdag.com/case_studies/cs20.html
19. Why Include Ore Samples in the Prediction of
Minesite-Drainage Chemistry, When Ore is Not Waste?
Morin, K.A., and N.M. Hutt. 2004. Why Include Ore Samples in the Prediction of
Minesite-Drainage Chemistry, When Ore is Not Waste?. MDAG Internet Case Study #19,
www.mdag.com/case_studies/cs8-04.html
18. The Tulsequah Chief Court Decision
Morin, K.A., and N.M. Hutt. 2001. The Tulsequah Chief Court Decision. MDAG Internet Case Study
#18, www.mdag.com/case_studies/cs5-01.html
17. The Gaia Theorem, or the Zen of Earth
Morin, K.A., and N.M. Hutt. 2000. The Gaia Theorem, or the Zen of Earth. MDAG Internet Case
Study #17, www.mdag.com/case_studies/cs9-00.html
16. Sulphide Oxidation and Metal
Leaching in Permafrost Areas of Greenland and Canada
Morin, K.A., and N.M. Hutt. 2000. Sulphide Oxidation and Metal Leaching in Permafrost Areas of
Greenland and Canada. MDAG Internet Case Study #16, www.mdag.com/case_studies/cs5-00.html
15. Prediction of Minesite-Drainage Chemistry Using
the "Wheel" Approach
Morin, K.A., and N.M. Hutt. 1999. Prediction of Minesite-Drainage Chemistry Using
the "Wheel" Approach. MDAG Internet Case Study #15, www.mdag.com/case_studies/cs11-99.html
14. Mine Closure and Long-Term Control of Acidic Drainage
at Island Copper Mine, British Columbia, Canada
Morin, K.A., and N.M. Hutt. 1999. Mine Closure and Long-Term Control of Acidic Drainage
at Island Copper Mine, British Columbia, Canada. MDAG Internet Case Study #14,
www.mdag.com/case_studies/cs9-99.html
13. The Cheviot Court Case: Implications and Precedents for
Environmental Effects of Mining in Canada
Morin, K.A., and N.M. Hutt. 1999. The Cheviot Court Case: Implications and Precedents for
Environmental Effects of Mining in Canada. MDAG Internet Case Study #13,
www.mdag.com/case_studies/cs7-99.html
12. Dam Failure and Tailings Release at Aznalcóllar (Los
Frailes), Spain - One Year Later
Morin, K.A., and N.M. Hutt. 1999. Dam Failure and Tailings Release at Aznalcóllar (Los
Frailes), Spain - One Year Later. MDAG Internet Case Study #12,
www.mdag.com/case_studies/cs5-99.html
11. Onset of Acidic Drainage from a Mine-Rock Pile
Morin, K.A., and N.M. Hutt. 1999. Morin, K.A. and N.M. Hutt. 1999. Onset of acidic drainage
from a mine-rock pile. MDAG Internet Case Study 11, www.mdag.com/case_studies/cs3-99.html
10. Comparison of NAG Results to ABA Results for the
Prediction of Acidic Drainage
Morin, K.A., and N.M. Hutt. 1999. Comparison of NAG Results to ABA Results for the
Prediction of Acidic Drainage. MDAG Internet Case Study #10,
www.mdag.com/case_studies/cs1-99.html
9. Contribution of Bacteria to Sulphide-Mineral
Reaction Rates in Natural Environments
Morin, K.A., and N.M. Hutt. 1998. Contribution of Bacteria to Sulphide-Mineral
Reaction Rates in Natural Environments. MDAG Internet Case Study #9,
www.mdag.com/case_studies/cs11-98.html
8. Remnant Environmental Effects from Gold Mining in
Aruba After a Century
Morin, K.A., and N.M. Hutt. 1998. Remnant Environmental Effects from Gold Mining in
Aruba After a Century. MDAG Internet Case Study #8, www.mdag.com/case_studies/cs9-98.html
7. Motherhood, Apple Pie, and Contaminant Source Reduction
Morin, K.A., and N.M. Hutt. 1998. Motherhood, apple pie, and contaminant source reduction. MDAG
Internet Case Study #7, www.mdag.com/case_studies/cs7-98.html
6. Upside-Down Oxidation Profile in Sulphide-Bearing
Tailings
Morin, K.A., and N.M. Hutt. 1998. Upside-Down Oxidation Profile in Sulphide-Bearing
Tailings. MDAG Internet Case Study #6, www.mdag.com/case_studies/cs5-98.html
5. Minesites Are Made of Distinct Components
Morin, K.A., and N.M. Hutt. 1998. Minesites Are Made of Distinct Components. MDAG Internet Case
Study #5, www.mdag.com/case_studies/cs3-98.html
4. Control of Minesite-Drainage Chemistry: Why and How
Much Does It Cost?
Morin, K.A., and N.M. Hutt. 1998. Control of Minesite-Drainage Chemistry: Why and How
Much Does It Cost?. MDAG Internet Case Study #4, www.mdag.com/case_studies/cs2-98.html
3. Minesite-Drainage Chemistry is Like Rain
Morin, K.A., and N.M. Hutt. 1998. Minesite drainage chemistry is like rain. MDAG Internet Case
Study #3, www.mdag.com/case_studies/cs1-98.html
2. Rum Jungle Minesite, Northern Territory, Australia
Morin, K.A., and N.M. Hutt. 1997. Rum Jungle Minesite, Northern Territory, Australia. MDAG
Internet Case Study #2, www.mdag.com/case_studies/cs12-97.html
1. Neutralization Potential: What Is It and Why Is It
Important for Drainage Chemistry?
Morin, K.A., and N.M. Hutt. 1997. Neutralization Potential: What Is It and Why Is It
Important for Drainage Chemistry? MDAG Internet Case Study #1,
www.mdag.com/case_studies/cs11-97.html
Created by K.Morin