Geological and Mining Engineering and Sciences at Michigan Tech

Theodore J. Bornhorst

A.E. Seaman Mineral Museum Website

Professor of Economic and Engineering Geology

Office: 516 EERC



Personal Statement

  • Solving problems related to mineral resources requires a multidisciplinary approach.


  • Bachelors; Michigan Technological Univesity
  • Masters; University of New Mexico
  • Ph.D.; University of New Mexico


  • geology of metallic ore deposits with emphasis on geochemistry
  • geology and native copper deposits of the Keweenawan Midcontinent rift system
  • geology and mineral deposits of the Archean of Upper Peninsula of Michigan, especially the Ishpeming greenstone belt
  • geochemistry and geology of selected metallic ore deposits in Finland
  • statistical analysis of geoscience data
  • environmental geochemistry as applied to metallic ore deposits

Courses Taught

  • Understanding the Earth (Physical Geology for nonmajors)
  • Engineering Evaluation of Mineral Deposits
  • Field Geology with Engineering Applications
  • Mineral Deposit Exploration Models
  • Exploration and Environmental Geochemistry
  • Sampling, Statistics, and Geomechanics (team taught)
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