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Critical Minerals and Geochemistry

The Critical Minerals and Geochemistry (CMG) Team’s mission is to build a comprehensive understanding of Kentucky’s mineral resources and the environmental impacts of past resource extraction by examining what they are, where they occur, how extensive they are, and the reasons they exist that way. Through integrated research, education, and outreach, the CMG Team aims to strengthen Kentucky’s economic resilience, advance environmental stewardship, and contribute to global efforts on critical mineral security. The CMG Team supports the growth of geoscience education across the Commonwealth through university teaching, public workshops, and revitalized mineral exhibits. CMG Team members engage with our stakeholders to understand their values, needs, and motivations—ensuring that our work serves the people, economy, and environment of Kentucky. 

 

RESEARCH  AREAS:

 Noncoal-related critical minerals 

  • Rare earth elements in lamprophyres in western KY 

  • Mississippi Valley-type mineralization: mineral paragenesis, fluid evolution, migration pathways and potential role of deep crust boundaries.
    Main components: geochemistry, structure, stratigraphy, hydrogeology.

  • Metalliferous black shales and associated phosphates
    Main components: Geochemistry, stratigraphy, basin evolution.

  • Ordovician phosphates and related soils. Focus on REEs in phosphates with a side angle on radon. 

Coal-related critical minerals 

 

 

Methane emission from abandoned wells 

  • Orphaned Oil and Gas Well Project 

  • Origin of methane and its effect on water chemistry, environment, and human health
  • Origin of H2S, method development for H2S sampling for isotope analysis

  • Methane emission in caves

  • Method development for more efficient methane gas emission measurements

Research Team

Critical Minerals and Geochemistry