Staff

Industrial Minerals and Resource Economics staff members are available to answer questions about industrial mineral resources and Illinois geology. Select staff names below for complete contact information.

Construction Aggregates

Zakaria Lasemi, Ph.D.,

Geologist and Section Head

• Crushed stone aggregate resources
• High-calcium limestone resources
• Charaterizing limestone and dolomite for flue gas de-sulfurization
• Limestone/aggregate petrography
• Mississippian geology/stratigraphy

Donald G. Mikulic, Ph.D.,

Geologist

• Crushed stone aggregate resources of the northern one-third of the state
• Silurian geology/stratigraphy
• History of the stone industry

Joan Jach, M.S.

Resource Economics Program

Subhash B. Bhagwat, Ph.D., M.B.A.,

Resource Economist, Emeritus

• Mineral industry in Illinois
• Water resources of Illinois
• Benefit/cost analysis
• Underground mining feasibility

Bedrock Geology

F. Brett Denny

• Geologic mapping

Joseph Devera, M.S.

• Geologic mapping
• Paleontology
• Stratigraphy

Hannes Leetaru, Ph.D.,

Bedrock Geologist

• Three-dimensional modeling
• Petroleum geology
• Computer applications and mapping

Xiaodong Miao, Ph.D.,

Applied Sedimentaologist

• Geomorphology and Quaternary geology
• Sand and gravel mapping
• Eolian loess and sand
• Luminescence Dating
• Soil and paleosols
• Paleoclimate and global change

Robert Mumm

• Core and Sample Collection

Jared Freiburg,

Geologist

Emeritus Staff

Randall E. Hughes, Ph.D.,

• Clay mineralogy
• Clay and shale resources
• Geoarcheology

Dennis Kolata , Ph.D.

• Geologic mapping
• Stratigraphy/sequence stratigraphy
• Ordovician geology/stratigraphy

Rodney D. Norby, Ph.D.

• Paleontology
• Conodont biostratigraphy
• Paleontology collection curator

Other Inquiries

For all other inquiries contact Zakaria Lasemi.