Filters: Department:"Geology & Geophysics" Collection:"ir_etd" Type:"Text" Publication Type:"thesis"
| Title | Author | Subject | Description | Date | ||
|---|---|---|---|---|---|---|
| 1 |  | Bimodal volcanism in the Northeast Basin and Range: petrology of the wildcat hills Box Elder County, Utah | Shea, Robert Michael | Basin and Range Province; Box Elder County Utah; igneous and metamorphic petrology; North American; petrology; United States; Utah; volcanism; volcanology; Wildcat Hills | Major and trace element patterns from a suite of bimodal volcanics in northwestern Utah suggest that protracted basaltic underplating, driven by an extensional tectonic regime, was responsible for the development of a small, thermally and compositionally zoned magma chamber at the Wildcat Hills duri... | 1985 |
| 2 |  | Stratigraphy and sedimentology of the tidwell member, upper jurassic morrison formation, East-Central Utah | Bernier, Julie Christine | The Tidwell Member (Upper Jurassic Morrison Formation) in east-central Utah contains the type specimen of the oldest known sauropod dinosaur from the western United States (Dystrophaeus viaemalae Cope 1877; USNM 2364). Because of its stratigraphic position, this species may be an important evolution... | 2003 | |
| 3 |  | Geology and geochemistry of the Escalante Silver Veins, Iron County, Utah | Allen, Douglas Ray | The Escalante Silver Mine is an epithermal Ag-Pb-Zn-Cu deposit located in southeastern Iron County, Utah. Gently dipping volcaniclastic rocks enclose steeply dipping siliceous and carbonate veins. The ore deposit is confined to the siliceous portions of the vein system which consists of two veins ha... | 1979 | |
| 4 |  | Investigating the source of springs in Northeast Salt Lake valley using environmental tracers and noble gas thermometry | FitzGerald, Kendall Mae | As population and urban development increase along the Wasatch front, understanding the sources of groundwater in Salt Lake Valley (SLV) will remain critical in the creation of water management and contaminant mitigation plans. Currently, groundwater accounts for approximately one-third of SLV's pub... | 2019 | |
| 5 |  | Depositional controls on the stratigraphic variability of lacustrine sedimentary cycles, Green River Formation, Uinta Basin, Utah | Morris, Jennifer Nicole | cyclicity; Eocene; green river formation; lacustrine; mudstone | Sedimentary cyclicity is a common, if not ubiquitous, feature of lacustrine deposits and lacustrine hydrocarbon systems worldwide. The Green River Formation is one of the most heavily studied ancient lacustrine successions, with numerous investigations on cyclicity, especially as related to temporal... | 2021 |
| 6 |  | Alternate ecological State shifts during the Triassic-Jurassic transition: observations from the Pucara group, Peru | Maxeiner, Philip-Peter Joachim | Chert; Jurassic; Microfacies; Peru; Spiculite; Triassic | Chert and carbonate deposits of the Pucará Group in central Peru preserve continuous deposition of shallow marine ramp sediments across the Triassic-Jurassic transition. The formations of the Pucará provide an opportunity to examine the contribution of metazoan sedimentation throughout a time inte... | 2020 |
| 7 |  | Biostratigraphy and Paleoenvironments of the Cretaceous-Tertiary (K-T) North Horn Formation in the Wasatch Plateau, Central Utah | Difley, Rose Luverne | The 403-m thick North Horn Formation at the type section in Emery; County, Utah, is divided into three lithologic units that reflect changing; environmental conditions below, across and above the Cretaceous-Tertiary (K-T); boundary: (1) a lower variegated unit, (2) a middle carbonaceous unit, and (3... | 2002 | |
| 8 |  | Statistical comparison of fluvial channel belt clustering and architectural metrics, cretaceous John Henry member, straight cliffs Formation, Utah, United States of America | Koch, Alexander Robert | Spatial point pattern analyses (PPAs) such as Ripley's K-function and the quadrat method are commonly used to quantify clustering, randomness, and uniformity of the distribution of channel belts in fluvial strata. These point patterns may reflect various controls on fluvial architecture, e.g., unifo... | 2018 | |
| 9 |  | Chesterian - Morrowan conodont biostratigraphy from Northeastern Utah | Carey, Mary Alice | The type section of the Round Valley Limestone, in Morgan County, Utah and an additional section in Wasatch County, Utah were systematically sampled for conodonts as a basis for study of Mississippian (Chesterian) - Pennsylvanian (Morrowan) conodont biostratigraphy in northeastern Utah. Five previou... | 1973 | |
| 10 |  | Sedimentology, stratigraphic architecture, isotopic composition, and reservoir characterization of the jurassic Navajo Sandstone, San Rafael Swell, Utah | Steele, Peter Arthur | Jurassic Navajo Sandstone outcrops across the San Rafael Swell, Utah, record the history of a transitional region between the thinner eastern erg margin and thicker southwestern erg center. Subregional stratigraphic correlations of three study locations are based on detailed observations of 11 disti... | 2019 | |
| 11 |  | Geomorphic and sedimentologic impacts of Mass movements in Canyon Topography: A case study in Hop Valley, Zion National Park, Utah | Stanczyk, Anna Marie | Zion National Park preserves a rich geological record of landslide-dammed canyons in its deeply incised topography, with 11 Holocene landslide dams identified in the relatively small area. However, geological evidence suggests that not every landslidedammed canyon produced a lake. Here we investigat... | 2019 | |
| 12 |  | A unified theory for colloid transport: predicting attachment and mobilization under favorable and unfavorable conditions | Van Ness, Kurt D. | colloid transport; contaminant transport; DLVO theory; particle transport; trajectory simulation | Colloid attachment and detachment behaviors concern a wide range of environmental contexts but have typically been mechanistically predicted exclusive of one another despite their obvious coupling. Furthermore, previous mechanistic prediction often addressed packed column contexts wherein specific f... | 2019 |
| 13 |  | Seismic event characterization and ambient noise seismic imaging in Southwestern Utah, using multiple dense geophone arrays | Trow, Andrew James | This study combines seismic event detection and ambient noise surface wave tomography in order to investigate a producing geothermal basin in southwestern Utah. We conducted four geophone array experiments in southwestern Utah between July 2016 and October 2017 to characterize regional levels of mic... | 2018 | |
| 14 |  | Paleoenvironment and organic geochemistry of cenomanian-turonian sediments from the central Atlantic Ocean Margins | Schwehr, Kate | A total of 96 core samples from seven DSDP-IODP sites were analyzed for new paleoenvironmental (microfossil-based) and organic geochemistry data (TOC and pyrolysis) to compare and contrast potential source rocks of Cenomanian-Turonian age belonging to the Central Atlantic conjugate margins (East Coa... | 2018 | |
| 15 |  | Stratigraphy and Depositional Environments of the Toroweap and Kaibab Formations, Southwestern Utah | Nielson, Russell LaRell | Plates accompanying thesis | 1981 | |
| 16 |  | Joint 3D inversion of magnetotelluric and magnetovariational data | Jorgensen, Michael R. | Geoelectrical resistivity distributions can be determined by the inversion of transfer functions derived from transient electric and magnetic fields measured at the Earth's surface by an array of receivers. Two of these functions are the magnetotelluric (MT) impedance and the magnetovariational (MV)... | 2019 | |
| 17 |  | In situ characterization of texture and fracture anisotropy in fine grained sedimentary rocks | Gay, Jeffrey | Synchrotron x-ray diffraction is used to analyze two sedimentary rock samples of different composition. Sample D1592 is made up of predominantly clay phases, and sample D1691 is mainly composed of calcite and quartz. Samples are loaded into a custom assembly specially made for this experiment that a... | 2018 | |
| 18 |  | Paleontology and Depositional Environments of the Cambrian Wheeler formation drum Mountains, West-Central Utah | White, William Wesley III | The Middle Cambrian Wheeler Formation in the Drum Mountains represents the transition between open-shelf and "deeper water", off-shelf environments. Lithologic evidence suggests frequent oscillation of depositional environments, which has resulted in three recognizable facies: The Shallow subtidal ... | 1973 | |
| 19 |  | A Preliminary study of the use of oxygen isotope ratios as an exploration tool in the Park City District, Utah | Crockett, Frederick James | geology; Utah; Park City district isotopes geology; research | The Park City district is located about 20 miles southeast of Salt Lake City, Utah. Exposed in the district are Mississippian to Triassic sediments and Cretaceous to Mid-Tertiary volcanic and intrusive igneous rocks. The structural geology of the district is rather complex. Most of the ore bodies ar... | 1971 |
| 20 |  | Facies, Depositional Environments and Stratigraphy of the upper devonian upper member of the guilmette formation, West-Central Utah | Larsen, Bradley Rex | The upper member of the Guilmette Formation in west-central Utah consists of 600 m of peritidal and subtidal carbonate platform deposits. These rocks are divided into four stratigraphic units whose lithologies are described by ten lithofacies. Facies dominat in (but not exclusive to) each unit inclu... | 1989 | |
| 21 |  | Petrology and Chemistry of tuffs from the Shungura Formation, Southwest Ethiopia | Martz, Alan Matthew | Major and trace element analyses and mineralogical data are presented for selected Plio-Pleistocene tuffs from the Shungura Formation which are useful in documenting hominid and vertebrate evolution in East Africa. The mainly fluvially deposited, hydrated tuffs are indicated as being comendites and ... | 1979 | |
| 22 |  | Influence of Nano-Scale interactions on fifld-scale transport of virus- to protozoa-sized colloids: experiments in environment ally equilibrated weltand media | Erickson, Brock Victor | In this study, breakthrough-elution curves were developed for three sizes (0.2 um, 1 um, and 5 um) of carboxylate-modified polystyrene latex microspheres (CML) in two environmentally-equilibrated concrete-lined streambeds containing well-sorted pea gravel and sand porous media. Microspheres were int... | 2019 | |
| 23 |  | Structure and petrology of the diorite on the 800 level Mayflower Mine, Park City, Utah | Holt, Robert Eugene | petrology; mining | The diorite in the Mayflower Mine, Keetley, Utah, has assimilated to some extent the calcareous sediments with which it has come into contact during the process of intrusion. This assimilation is shown by an increase in grain size and a basification of the diorite at and near the contact. The increa... | 1953 |
| 24 |  | Sedimentary petrology and stratigraphy of the lodore formation (Upper Cambrian), Northeast Utah and Northwest Colorado | Herr, Randy Gerard | The Lodore Formation, an Upper Cambrian transgressive sandstone, outcrops along the Uinta Mountain Uplift in northeast Utah and north-west Colorado. Sandstone in the Lodore Formation is multicyclic, moderately to well sorted, subrounded quartzarenite, subarkose and arkose. Orthoclase is the most abu... | 1979 | |
| 25 |  | Comparative ichnology of pleistocene eolianites and modern coastal dunes, puerto penasco, sonora, Mexico | Phelps, William Tate | The presence of both active sand dunes and lithified Pleistocene dunes in the area surrounding Puerto Penasco, Sonora, Mexico, offers and opportunity to study the formation and preservation of arthropod burrows in a coastal dune environment. The modern dunes in this area host abundant and diverse te... | 2002 |