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Full-Text Articles in Physical Sciences and Mathematics

Relationships Between Surface And Ground Water Velocities Determined From Dye Trace Experiments In Mcconnell Springs And Preston's Cave Spring, Lexington, Fayette County, Kentucky, Laura A. Norris, Cassie E. Simpson, Trent Garrison Aug 2016

Relationships Between Surface And Ground Water Velocities Determined From Dye Trace Experiments In Mcconnell Springs And Preston's Cave Spring, Lexington, Fayette County, Kentucky, Laura A. Norris, Cassie E. Simpson, Trent Garrison

EKU Faculty and Staff Scholarship

In mature karst regions, water may flow through large subsurface conduits, expediting flow to surficial karst springs. In the fall of 2015, a dye trace was performed in the Middle Ordovician karst of Lexington, Fayette County, Kentucky in order to measure ground water velocities. Other aspects of the study include (1) comparing these velocities to surface water velocities at discharge points (springs) and (2) comparing karst conduit velocities to granular velocities from previous studies in the region. The locations selected for study include (1) the “Campbell House Sinkhole," (2) McConnell Springs, and (3) Preston’s Cave Spring.


Isotopic Identification Of Multiple Contributors Of Metal Ions In Mississippi Valley-Type Ore Deposits Along The Cincinnati Arch In South-Central Kentucky, William Travis Garmon May 2016

Isotopic Identification Of Multiple Contributors Of Metal Ions In Mississippi Valley-Type Ore Deposits Along The Cincinnati Arch In South-Central Kentucky, William Travis Garmon

Graduate Theses and Dissertations

Mississippi Valley-Type (MVT) ores are economically-viable deposits of sulfide minerals, often dominated by sphalerite (zinc-sulfide) in carbonate facies, and galena (lead-sulfide) in siliciclastic facies. MVT ores precipitate from migrating fluids, which carry base metals often complexed with chlorine ions within a basinal brine. This study identifies metal-contributing source-regions of the Burkesville MVT deposit using Pb-isotope ratios within sphalerite samples collected from the Burkesville deposit. The deposit is found in south-central Kentucky within the Middle-Tennessee ore district along the crest of the Cincinnati Arch, which is the anticlinal divide between the Appalachian Basin and the Illinois Basin. Competing theories argue that …


Heavy-Oil And Bitumen Resources Of The Big Clifty Sandstone, Northeastern Grayson County And Adjacent Hardin County, Kentucky, J. Richard Bowersox Jan 2016

Heavy-Oil And Bitumen Resources Of The Big Clifty Sandstone, Northeastern Grayson County And Adjacent Hardin County, Kentucky, J. Richard Bowersox

Report of Investigations--KGS

Rock asphalt (bitumen-saturated sandstone) was produced from the Big Clifty Sandstone near Tar Hill and Big Clifty in northeastern Grayson County, and at Summit in adjacent Hardin County, from 1889 to 1940. Noncommercial amounts of oil were distilled from Big Clifty rock asphalt before 1930. Resource assessments conducted throughout the area during the mid-1920's described substantial rock-asphalt deposits. Later assessments in 1951, 1965, and the early 1980's, however, overlooked the northeastern Grayson County area. A new evaluation in 2015 estimated that the historically developed area between Clifty Creek and meeting Creek, and between the Summit Fault and Eveleigh Fault Zone, …