PNG 550
Reactive Transport in the Subsurface

Lesson 2: Mineral Dissolution and Precipitation

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Overview

This lesson introduces reaction kinetics of mineral dissolution and precipitation and how to set up simulation in well-mixed batch reactors in CrunchFlow.

Learning Outcomes

By the end of this lesson, you should be able to:

  • Understand the importance of mineral dissolution and precipitation;
  • Understand the rate laws and kinetic parameters for mineral dissolution and precipitation;
  • Simulate mineral dissolution and precipitation in well-mixed batch reactors in CrunchFlow;
  • Understand how reaction kinetics and thermodynamics control mineral dissolution and precipitation in different ways.

Lesson Roadmap

Lesson Roadmap

References

(Optional)
  1. Chapter 2 and 6, Aqueous Environmental Geochemistry (1997) by Langmuir, D.;
  2. Chapter 2, The Geochemistry of Natural Waters (1997) by Drever, J. I.;
  3. Chapter 1, Kinetics of Water-Rock Interaction (2008), Edited by Brantley, S. L., Kubicki J., White A.
  4. Chapter 4 and 5,  Geochemistry, groundwater, and pollution, 2nd edition, by C. A. J. Appelo and D. Postma, 2005
To Do
  • Read online materials
  • Watch light board and example videos
  • Homework assignments

Questions?

If you have any questions, please post them to our Questions? discussion forum (not e-mail), located in Canvas. The TA and I will check that discussion forum daily to respond. While you are there, feel free to post your own responses if you, too, are able to help out a classmate.