University of Illinois Urbana-Champaign

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Showing 1–30 of 457 items
Thumbnail for Bedrock topography of Murphysboro Quadrangle, Jackson County, Illinois
Bedrock topography of Murphysboro Quadrangle, Jackson County, Illinois
Griffith, Gary W.; Denny, F. Brett; Jacobson, Russell J.

Thumbnail for Bedrock geology of Valmeyer quadrangle, Monroe County, Illinois
Bedrock geology of Valmeyer quadrangle, Monroe County, Illinois
Denny, F. Brett; Jacobson, Russell J.; Nelson, W. John

Thumbnail for Geology of Olmsted Quadrangle, Pulaski County, Illinois
Geology of Olmsted Quadrangle, Pulaski County, Illinois
Nelson, W. John; Denny, F. Brett; McBride, John H.; Williams, Laura

Thumbnail for Bedrock geology of Harrisburg Quadrangle, Saline County, Illinois
Bedrock geology of Harrisburg Quadrangle, Saline County, Illinois
Denny, F. Brett; Jacobsen, Russell J.; Nelson, W. John

Thumbnail for Bedrock geology of Murphysboro Quadrangle, Jackson County, Illinois
Bedrock geology of Murphysboro Quadrangle, Jackson County, Illinois
Jacobson, Russell J.; Denny, F. Brett; Griffith, Gary W.

Thumbnail for Bedrock geology of Vienna Quadrangle, Johnson County, Illinois
Bedrock geology of Vienna Quadrangle, Johnson County, Illinois
Nelson, W. John; Hintz, Jena; Devera, Joseph A.; Denny, F. Brett

Thumbnail for Bedrock Geology of Herod Quadrangle, Pope, Saline, and Hardin Counties, Illinois
Bedrock Geology of Herod Quadrangle, Pope, Saline, and Hardin Counties, Illinois
Denny, F. Brett; Nelson, W. John; Devera, Joseph A. • 2024

Thumbnail for Bedrock Topography Waterloo Quadrangle, Monroe County, Illinois
Bedrock Topography Waterloo Quadrangle, Monroe County, Illinois
Panno, Samuel V.; Denny, F. Brett; Angel, Julie C.; Crockett, Joan E.

Thumbnail for Bedrock Geology of Karbers Ridge Quadrangle, Hardin, Gallatin, and Saline Counties, Illinois
Bedrock Geology of Karbers Ridge Quadrangle, Hardin, Gallatin, and Saline Counties, Illinois
Denny, F. Brett; King, Bradley; Mulvaney-Norris, Joseph; Malone, David H.

Thumbnail for Quaternary faulting in the New Madrid seismic zone in southernmost Illinois
Quaternary faulting in the New Madrid seismic zone in southernmost Illinois
Nelson, W. John; Denny, F. Brett; Follmer, Leon R.; Masters, John M.

Thumbnail for Bedrock Geology of Ridgway Quadrangle, Gallatin and Saline Counties, Illinois
Bedrock Geology of Ridgway Quadrangle, Gallatin and Saline Counties, Illinois
Nelson, W. John; Denny, F. Brett; Larson, Timothy H.; Breeden, Jeremy R. • 2024

Thumbnail for Mines in the Illinois portion of the Illinois-Kentucky Fluorspar District
Mines in the Illinois portion of the Illinois-Kentucky Fluorspar District
Denny, F. Brett; Nelson, W. John; Breeden, Jeremy R.; Lillie, Ross C.

Thumbnail for Sinkhole Distribution and Density of Waterloo Quadrangle, Monroe County, Illinois
Sinkhole Distribution and Density of Waterloo Quadrangle, Monroe County, Illinois
Panno, Samuel V.; Angel, Julie C.; Nelson, Dan O.; Weibel, C. Pius; Luman, Donald E.; Denny, F. Brett

Thumbnail for Middle Mississippian carbonates and siliciclastics in Western Illinois
Middle Mississippian carbonates and siliciclastics in Western Illinois
Lasemi, Zakaria; Norby, Rodney D.; Devera, Joseph A.; Fouke, Bruce W.; Leetaru, Hannes E.; Denny, F. Brett

Thumbnail for Quaternary faulting in the New Madrid seismic zone in southernmost Illinois
Quaternary faulting in the New Madrid seismic zone in southernmost Illinois
Nelson, W. John; Denny, F. Brett; Devera, Joseph A.; Follmer, Leon R.; Masters, John M.; Sexton, John

Thumbnail for Bedrock Geology of Baldwin Quadrangle, Randolph and St. Clair Counties, Illinois
Bedrock Geology of Baldwin Quadrangle, Randolph and St. Clair Counties, Illinois
Breeden, Jeremy R.; Devera, Joseph A; Nelson, W. John; Denny, F. Brett • 2024

Thumbnail for Geochemical and petrographic analysis of the Sparks Hill Diatreme and its relationship to the Illinois-Kentucky fluorspar district
Geochemical and petrographic analysis of the Sparks Hill Diatreme and its relationship to the Illinois-Kentucky fluorspar district
Denny, F. Brett; Maria, Anton H.; Mulvaney-Norris, Joseph L.; Guillemette, Renald N.; Cahill, Richard A.; Fifarek, Richard H.; Freiburg, Jared T.; Anderson, Warren, H.