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Articles 61 - 90 of 112

Full-Text Articles in Speleology

Spar Caves As Fossil Hydrothermal Systems: Timing And Origin Of Ore Deposits In The Delaware Basin And Guadalupe Mountains, New Mexico And Texas, Usa, David D. Decker, Victor J. Polyak, Yemane Asmerom Jun 2018

Spar Caves As Fossil Hydrothermal Systems: Timing And Origin Of Ore Deposits In The Delaware Basin And Guadalupe Mountains, New Mexico And Texas, Usa, David D. Decker, Victor J. Polyak, Yemane Asmerom

International Journal of Speleology

Studies of sulfuric acid hypogene speleogenesis have contributed significantly to understanding the history of the Guadalupe Mountains of southeast New Mexico and west Texas for at least the past 12 Ma. A recently published hypothesis of supercritical CO2 spar cave genesis provides information that constrains the timing of the start of uplift to between 27 and 16 Ma, and helps to explain landscape evolution of this region for the last 185 Ma. This new speleogenetic model is summarized here and shows that U-Pb dating of crystals from different spar caves reveal different ages, and that a majority of the …


Speleogenetic Evolution And Geological Remote Sensing Of The Gypsum Plain, Eddy County, New Mexico, Jessica Shields May 2018

Speleogenetic Evolution And Geological Remote Sensing Of The Gypsum Plain, Eddy County, New Mexico, Jessica Shields

Electronic Theses and Dissertations

Permian evaporites of the Gypsum Plain region of the Delaware Basin host extensive karst phenomena, as well as unique diagenetic alterations of host strata. Because of the complex, poorly understood hydrogeologic system, little has been established concerning the relation and evolution of the overprinted, modern and ancient karst manifestations within the Gypsum Plain, as a whole. Through a combination of traditional field studies and the development of improved remote sensing methodologies, this study established the speleogenetic evolution of the Gypsum Plain in relation to the greater tectonic, stratigraphic, hydrogeologic and climatic history of the Delaware Basin. Emphasis was focused on …


Chemical And Statistical Analysis Of Karst Groundwater Basin Signatures - Springfield, Mo, Benjamin E. Lockwood May 2018

Chemical And Statistical Analysis Of Karst Groundwater Basin Signatures - Springfield, Mo, Benjamin E. Lockwood

Graduate Theses/Dissertations

Springfield, MO is located on the Springfield Plateau physiographic province. The Springfield plateau contains a number of Mississippian aged units and is mainly capped by the Burlington-Keokuk Formation. The Burlington-Keokuk is a highly fossiliferous limestone with nodular and interbedded chert. Beneath the Burlington-Keokuk lies the Elsey, Reeds Spring, and Pierson Formations respectively which comprise the Springfield Plateau aquifer hydrostratigraphic unit. Within the Springfield Plateau aquifer, a well-developed karst system includes springs, sinkholes, and caves. The Springfield Plateau aquifer is the predominant source for springs and seeps in the Springfield area. The purpose of this study was to understand the differences …


Unusual Internal Structure Of Cm-Sized Coldwater Calcite: Weichselian Spars In Former Pools Of The Zinnbergschacht Cave (Franconian Alb/Se Germany), Detlev K. Richter, Rolf D. Neuser, Martin Harder, Hardy Schabdach, Denis Scholz Apr 2018

Unusual Internal Structure Of Cm-Sized Coldwater Calcite: Weichselian Spars In Former Pools Of The Zinnbergschacht Cave (Franconian Alb/Se Germany), Detlev K. Richter, Rolf D. Neuser, Martin Harder, Hardy Schabdach, Denis Scholz

International Journal of Speleology

The investigation of the internal structure of calcite crystals is a new focus in speleothem science, especially in the range of crystallization temperatures close to 0°C. Recently found calcite spars from Zinnbergschacht Cave of the Franconian Alb (SE Germany) are ideal for multi-method investigation. The elongated calcites (up to 6 cm in length) with three to six lateral faces and basal triangular faces at the ends are observed in collapse-zones in the cave. 230Th/U-ages of 38.9 ka suggest formation during the periglacial Weichselian, between the Scandinavian and Alpine Glaciations. The δ18O and δ13C values of …


Unconfined Hypogene Evaporite Karst: West Texas And Southeastern New Mexico, Usa, Kevin W. Stafford, Jon T. Ehrhart, Adam F. Majzoub, Jessica M. Shields, Wesley A. Brown Jan 2018

Unconfined Hypogene Evaporite Karst: West Texas And Southeastern New Mexico, Usa, Kevin W. Stafford, Jon T. Ehrhart, Adam F. Majzoub, Jessica M. Shields, Wesley A. Brown

Faculty Publications

Diverse karst phenomena occur throughout the Gypsum Plain where the Castile Formation crops out over ~1800 km2 in West Texas and southeastern New Mexico. Hypergene karst is extensive and widespread, while traditional hypogene karst manifestations (both caves and intrastratal dissolution) occur in high frequency in the western outcrop region where surface denudation has been the greatest so as to induce surficial breaching. Unconfined hypogene karst occurrences have been recently identified, including two general variations: 1) artesian-like discharge features; and 2) venting structures. Artesian-like discharge features arise at surficially-breached hypogene caves and through high permeability regions on the margins of …


Geophysical Delineation Of Megaporosity And Fluid Migration Pathways For Geohazard Characterization Within The Delaware Basin, Culberson County, Texas, Jonathan David Woodard Dec 2017

Geophysical Delineation Of Megaporosity And Fluid Migration Pathways For Geohazard Characterization Within The Delaware Basin, Culberson County, Texas, Jonathan David Woodard

Electronic Theses and Dissertations

ABSTRACT

Differential dissolution of gypsum karst within the Delaware Basin poses a significant threat to infrastructure that society depends on. The study area is located in Culberson County, Texas and traverses a distance of approximately 54 kilometers along RM 652 within the Gypsum Plain which is situated on the northern margin of the Chihuahua Desert and includes outcrops of Castile and Rustler strata that host karst geohazards. Regions of karst geohazard potential have been physically surveyed proximal to the study area in evaporites throughout the Castile Formation outcrop; minimal hazards, in comparison to the Castile Formation, have been documented in …


De Paepe, Duane - Collector (Mss 625), Manuscripts & Folklife Archives Nov 2017

De Paepe, Duane - Collector (Mss 625), Manuscripts & Folklife Archives

Manuscript Collection Finding Aids

Finding aid only for Manuscripts Collection 625. The Duane De Paepe Kentucky Cave Saltpetre History Research Collection, a collection of historical research, field notes, cave surveys, photographs, maps, reports, and scholarly writing on saltpetre mining in Kentucky, especially at Mammoth Cave. The collection was created under a research program sponsored by the Cave Research Foundation and the National Geographic Society in Kentucky, 1976-1980, and directed by De Paepe.


Faust, Burton Sherwood, 1898-1967 (Mss 620), Manuscripts & Folklife Archives Nov 2017

Faust, Burton Sherwood, 1898-1967 (Mss 620), Manuscripts & Folklife Archives

Manuscript Collection Finding Aids

Finding aid only for Manuscripts Collection 620. Correspondence, research notes, drafts, photographs, reference works and bibliographic material of Burton S. Faust relating to his studies of the chemical, historical and cultural aspects of saltpetre and of spelean saltpetre mining in the United States.


Martian Cave Air-Movement Via Helmholtz Resonance, Kaj E. Williams, Timothy N. Titus, Chris H. Okubo, Glen E. Cushing Oct 2017

Martian Cave Air-Movement Via Helmholtz Resonance, Kaj E. Williams, Timothy N. Titus, Chris H. Okubo, Glen E. Cushing

International Journal of Speleology

Infrasonic resonance has previously been measured in terrestrial caves by other researchers, where Helmholtz resonance has been suggested as the plausible mechanism resulting in periodic wind reversals within cave entrances. We extend this reasoning to possible Martian caves, where we examine the characteristics of four atypical pit craters (APCs) on Tharsis, suggested as candidate cave entrance locations. The results show that, for several possible cave air movement periods, we are able to infer the approximate cave volumes. The utility of inferring cave volumes for planetary cave exploration is discussed.


Groundwater Flow Tracing In Carter Saltpeter Cave And Toll Branch, Carter County, Tn, Aaron G. Doyka Aug 2017

Groundwater Flow Tracing In Carter Saltpeter Cave And Toll Branch, Carter County, Tn, Aaron G. Doyka

Electronic Theses and Dissertations

Groundwater tracing studies have shown a well-developed conduit system in the karst aquifer beneath the Buffalo Creek Watershed of Carter County, TN. Groundwater can quickly travel beneath topographic divides, transporting contaminants. Using GIS and field reconnaissance, two sites were selected for a two phase dye trace study. In May-June 2016 groundwater resurgences were located using activated carbon samplers, and in October-December 2016 flow velocities were measured using ISCO automatic water samplers. In study 1, a stream sinking in the back of Carter Saltpeter Cave was traced to its resurgence at Cave Springs Cave. In study 2, the dye mass centroid …


Epikarst Hydrogeochemical Changes In Telogenetic Karst Systems In South-Central Kentucky, Leah Jackson Jul 2017

Epikarst Hydrogeochemical Changes In Telogenetic Karst Systems In South-Central Kentucky, Leah Jackson

Masters Theses & Specialist Projects

Telogenetic epikarst carbon sourcing and transport processes and the associated hydrogeochemical responses are often complex and dynamic. Among the processes involved in epikarst development is a highly variable storage and flow relationship that is often influenced by the type, rate, and amount of dissolution kinetics involved. Diffusion rates of CO2 in the epikarst zone may drive hydrogeochemical changes that influence carbonate dissolution processes and conduit formation. Most epikarst examinations of these defining factors ignore regional-scale investigations in favor of characterizing more localized processes. This study aims to address that discrepancy through a comparative analysis of two telogenetic epikarst systems under …


Karst Development Of An Evaporitic System And Its Hydrogeological Implications Inferred From Gis-Based Analysis And Tracing Techniques, José M. Gil-Márquez, Juan A. Barberá, Matías Mudarra, Bartolomé Andreo, Jorge Prieto-Mera, Damián Sánchez, L. David Rizo-Decelis, Manuel Argamasilla, José M. Nieto, Beatríz De La Torre Jun 2017

Karst Development Of An Evaporitic System And Its Hydrogeological Implications Inferred From Gis-Based Analysis And Tracing Techniques, José M. Gil-Márquez, Juan A. Barberá, Matías Mudarra, Bartolomé Andreo, Jorge Prieto-Mera, Damián Sánchez, L. David Rizo-Decelis, Manuel Argamasilla, José M. Nieto, Beatríz De La Torre

International Journal of Speleology

The geomorphological characteristics and hydrogeological functioning of a geologically heterogeneous evaporitic karst plateau in Southern Spain were studied. Land surface information (LiDAR data) was used to analyze the shape and distribution of closed depressions. An artificial tracer test and monitoring of the natural responses of the main spring have allowed to infer the karstic development of the studied system. Three dyes were injected in selected swallow holes to trace the main groundwater flowpaths and to estimate the dimension of the conduit network. Discharge, electrical conductivity and temperature were monitored in the groundwater that drains the evaporitic plateau during an individual …


Hydrogeological Flow In Gypsum Karst Areas: Some Examples From Northern Italy And Main Circulation Models, Bartolomeo Vigna, Ilenia M. D'Angeli, Adriano Fiorucci, Jo De Waele Jun 2017

Hydrogeological Flow In Gypsum Karst Areas: Some Examples From Northern Italy And Main Circulation Models, Bartolomeo Vigna, Ilenia M. D'Angeli, Adriano Fiorucci, Jo De Waele

International Journal of Speleology

A Messinian succession containing gypsum beds crops out in northern Italy, mainly in Piedmont and along the northern flank of the Apennine mountains in Emilia-Romagna. These gypsum bodies have been extensively quarried at the surface, in outcrops, and through underground quarries. In Emilia-Romagna these gypsum outcrops can be rather extensive, several km long and up to 1 km wide, while in Piedmont they are mostly covered by silty-marly deposits of Upper Messinian and Pliocene age and show only sparse and small outcrops. The underground quarrying of these evaporite bodies in Piedmont has allowed studying in detail their hydrogeology, and the …


Evaporite Karst In Italy: A Review, Jo De Waele, Leonardo Piccini, Andrea Columbu, Giuliana Madonia, Marco Vattano, Chiara Calligaris, Ilenia D’Angeli, Mario Parise, Mauro Chiesi, Michele Sivelli, Bartolomeo Vigna, Luca Zini, Veronica Chiarini, Francesco Sauro, Russell Drysdale, Paolo Forti Mar 2017

Evaporite Karst In Italy: A Review, Jo De Waele, Leonardo Piccini, Andrea Columbu, Giuliana Madonia, Marco Vattano, Chiara Calligaris, Ilenia D’Angeli, Mario Parise, Mauro Chiesi, Michele Sivelli, Bartolomeo Vigna, Luca Zini, Veronica Chiarini, Francesco Sauro, Russell Drysdale, Paolo Forti

International Journal of Speleology

Although outcropping rarely in Italy, evaporite (gypsum and anhydrite) karst has been described in detail since the early 20th century. Gypsum caves are now known from almost all Italian regions, but are mainly localised along the northern border of the Apennine chain (Emilia Romagna and Marche), Calabria, and Sicily, where the major outcrops occur. Recently, important caves have also been discovered in the underground gypsum mines in Piedmont. During the late 80s and 90s several multidisciplinary studies were carried out in many gypsum areas, resulting in a comprehensive overview, promoting further research in these special karst regions. More recent …


Characterization And Delineation Of Karst Geohazards Along Rm652 Using Electrical Resistivity Tomography, Culberson County, Texas, Adam F. Majzoub Dec 2016

Characterization And Delineation Of Karst Geohazards Along Rm652 Using Electrical Resistivity Tomography, Culberson County, Texas, Adam F. Majzoub

Electronic Theses and Dissertations

The Delaware Basin of West Texas and southeastern New Mexico is the major western subdivision of the Permian Basin and a northern extension of the Chihuahuan Desert. The major evaporite unit within the Delaware Basin is the Castile Formation, which consists of gypsum/anhydrite and is highly susceptible to dissolution and karsting. Manifestations of karst within the Castile outcrop are abundant and include sinkholes, subsidence features and caves, both epigene and hypogene in origin.

Land reconnaissance surveys conducted during the summer of 2015 documented abundant karst landforms in close proximity to a major thoroughfare, RM 652, in Culberson County, Texas. 2D …


Speleogenesis And Delineation Of Megaporosity And Karst Geohazards Through Geologic Cave Mapping And Lidar Analyses Associated With Infrastructure In Culberson County, Texas, Jon T. Ehrhart Dec 2016

Speleogenesis And Delineation Of Megaporosity And Karst Geohazards Through Geologic Cave Mapping And Lidar Analyses Associated With Infrastructure In Culberson County, Texas, Jon T. Ehrhart

Electronic Theses and Dissertations

The Gypsum Plain region of the Delaware Basin hosts approximately 1800 km2 of the Castile Formation outcrop. A myriad of karstic developments from closed sinkholes to large multi-kilometer cave systems have been documented within the region. Karst studies on the distribution and speleogenetic evolution within Castile strata began within the last decade with ever increasing data resolution. In this study, a combination of both physical field surveys and analyses of high resolution (~30 cm accuracy) LiDAR data was used to create a theoretical model for karst development across the region. This idealized model considers speleogenetic formation type variations (hypogene …


Temporal Co2 Variations And The Influence Of Bat Colonies In Speleogenesis: Continuous Co2 Monitoring In War Eagle Cavern, Arkansas, Ginny Sue Holcomb Dec 2016

Temporal Co2 Variations And The Influence Of Bat Colonies In Speleogenesis: Continuous Co2 Monitoring In War Eagle Cavern, Arkansas, Ginny Sue Holcomb

Graduate Theses and Dissertations

Dissolved concentrations of CO2 in a karst aquifer are a major control on calcite dissolutional processes, as CO2 combines chemically with water to form carbonic acid. As increasing amounts of CO2 are added to the system, greater resultant water aggressivity generates greater rates of dissolution. Spatial and temporal variations in carbon flux through the system may occur over a range of time scales, and high-resolution data collection is needed to truly understand and characterize such variability. Continuous CO2 monitoring in War Eagle Cavern, Arkansas, will suggest a number of influential parameters with varying degrees of importance throughout an annual cycle. …


Microgravity Methods- The National Corvette Museum, Bowling Green, Ky, Ric Fredrico, Brian Ham Oct 2015

Microgravity Methods- The National Corvette Museum, Bowling Green, Ky, Ric Fredrico, Brian Ham

National Cave and Karst Management Symposia

No abstract provided.


Analyzing Possible Influences In Karst Regions Contributing To Harmful Algal Bloom Occurrences In Freshwater Lakes, Robert Schaefer, Jason Polk, Keegan Mcclanahan Oct 2015

Analyzing Possible Influences In Karst Regions Contributing To Harmful Algal Bloom Occurrences In Freshwater Lakes, Robert Schaefer, Jason Polk, Keegan Mcclanahan

National Cave and Karst Management Symposia

No abstract provided.


Origin Of Jewel Cave And How It Supports Cave Management Decisions, Mike Wiles Oct 2015

Origin Of Jewel Cave And How It Supports Cave Management Decisions, Mike Wiles

National Cave and Karst Management Symposia

No abstract provided.


Contaminant Mapping And Refugia: Hidden River Cave, Kentucky, Chris Smart, Caren Raedts Oct 2015

Contaminant Mapping And Refugia: Hidden River Cave, Kentucky, Chris Smart, Caren Raedts

National Cave and Karst Management Symposia

No abstract provided.


An Investigation Of Groundwater Flow In The Vicinity Of Patoka Dam, Indiana: Assessment Research To Support United States Army Corps Of Engineers Dam Safety Risk, Lee Anne Bledsoe, Chris Groves, Kenneth Henn, Jackie Row Oct 2015

An Investigation Of Groundwater Flow In The Vicinity Of Patoka Dam, Indiana: Assessment Research To Support United States Army Corps Of Engineers Dam Safety Risk, Lee Anne Bledsoe, Chris Groves, Kenneth Henn, Jackie Row

National Cave and Karst Management Symposia

No abstract provided.


An Analysis Of The Lost River Karst Aquifer’S Hydrometeorological Response To Storm Events For Flooding And Water Quality Management, Logan Mitchell, Jason Polk, Kegan Mcclanahan Oct 2015

An Analysis Of The Lost River Karst Aquifer’S Hydrometeorological Response To Storm Events For Flooding And Water Quality Management, Logan Mitchell, Jason Polk, Kegan Mcclanahan

National Cave and Karst Management Symposia

No abstract provided.


An Analysis Of The Lost River Karst Aquifer’S Hydrometeorological Response To Storm Events For Flooding And Water Quality Management, Logan Mitchell, Jason Polk, Kegan Mcclanahan Oct 2015

An Analysis Of The Lost River Karst Aquifer’S Hydrometeorological Response To Storm Events For Flooding And Water Quality Management, Logan Mitchell, Jason Polk, Kegan Mcclanahan

National Cave and Karst Management Symposia

No abstract provided.


Discovery And Management Of Georgia Caves, Lasha Asanidze, Kukuri Tsikarishvili, Zaza Lezhava, Nana Bolashvili, Nino Chikhradze Oct 2015

Discovery And Management Of Georgia Caves, Lasha Asanidze, Kukuri Tsikarishvili, Zaza Lezhava, Nana Bolashvili, Nino Chikhradze

National Cave and Karst Management Symposia

No abstract provided.


Quantitative Dye Studies To Evaluate The Spill Response System For Mammoth Cave National Park, Jetara Brown, Rickard Toomey, Rick Olson, D. Solomon, Lonnie Sharp Oct 2015

Quantitative Dye Studies To Evaluate The Spill Response System For Mammoth Cave National Park, Jetara Brown, Rickard Toomey, Rick Olson, D. Solomon, Lonnie Sharp

National Cave and Karst Management Symposia

No abstract provided.


Potential Application Of Hugelkultur To Increase Water Holding Capacity Of Karst Rocky Desertified Land, Megan Laffoon, Albert Meier, Chris Groves Oct 2015

Potential Application Of Hugelkultur To Increase Water Holding Capacity Of Karst Rocky Desertified Land, Megan Laffoon, Albert Meier, Chris Groves

National Cave and Karst Management Symposia

No abstract provided.


Isotopic Evolution And Epikarst Mixing In A Telogenetic Karst System: Implications For Contaminant Transport And Groundwater Movement, Keegan Mcclanahan, Jason Polk, Benjamin Miller, Robert Schaefer, Carl Bolster Oct 2015

Isotopic Evolution And Epikarst Mixing In A Telogenetic Karst System: Implications For Contaminant Transport And Groundwater Movement, Keegan Mcclanahan, Jason Polk, Benjamin Miller, Robert Schaefer, Carl Bolster

National Cave and Karst Management Symposia

No abstract provided.


Dripwater Chemistry And Land-Use Study At Diamond Caverns, Hart County, Ky: Science And Student Engagement At A Show Cave, Ethan Morgan, Andrew Wulff, Pat Kambesis, Chris Groves Oct 2015

Dripwater Chemistry And Land-Use Study At Diamond Caverns, Hart County, Ky: Science And Student Engagement At A Show Cave, Ethan Morgan, Andrew Wulff, Pat Kambesis, Chris Groves

National Cave and Karst Management Symposia

No abstract provided.


Building Resilience Against Karst Hazards: A Case Study Of The National Corvette Museum Sinkhole, Jason Polk, Ric Fredrico, Brian Ham, Daniel Nedvidek, Kegan Mcclanahan, Leslie A. North, Pat Kambesis, Mike Marasa Oct 2015

Building Resilience Against Karst Hazards: A Case Study Of The National Corvette Museum Sinkhole, Jason Polk, Ric Fredrico, Brian Ham, Daniel Nedvidek, Kegan Mcclanahan, Leslie A. North, Pat Kambesis, Mike Marasa

National Cave and Karst Management Symposia

No abstract provided.