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Age, geochemistry, and fluid characteristics of the MAX porphyry Mo deposit, southeast British Columbia
DownloadFall 2009
Lawley, Christopher John Michael
MAX is a porphyry Mo deposit located near Trout Lake village in southeastern British Columbia. Mo mineralization is hosted by variably-altered calc-alkaline granodiorite dikes. Quartz veins have been subdivided into a paragenetic sequence based on vein style and crosscutting relationships....
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Spring 2022
This work presents new petrography, mineral major and trace element chemistry, whole rock major and trace element chemistry, whole rock Sr-Nd-Hf isotope composition, and phlogopite Rb-Sr isotope geochronology for the Mel kimberlite, Nunavut and Dharma kimberlite, Northwest Territories. This data...
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Age, origin and composition of the Attawapiskat lithospheric mantle and its diamonds (western Superior craton, Canada)
DownloadFall 2013
This study reports results from peridotitic and eclogitic xenoliths and di- amond samples from the Attawapiskat area to understand the processes of craton formation and modification in the Superior lithospheric mantle. These diamondiferous kimberlites also provide an opportunity to study the...
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Fall 2018
The Steen River impact structure (SRIS) is a buried, complex crater located in NW Alberta, Canada. It was discovered in the mid 1900’s and was initially thought to be an endogenic igneous intrusion. With the growth of impact studies on Earth and other planets, the SRIS was recognized as such in...
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Dating Magmatism on Mars: Application of In-Situ and Microsampling Techniques for Shergottite Geochronology
DownloadFall 2022
Establishing an absolute time scale of Mars is critical to understanding the planet’s geological evolution. Currently, martian meteorites are the only samples of the planet available for radiometric geochronology analysis in terrestrial laboratory settings. The record of known martian absolute...
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Fall 2017
The Appalachian orogen in eastern Canada resulted from the Paleozoic convergence of the continents Laurentia and Gondwana during the closure of the intervening Iapetus Ocean. In New Brunswick, the Fredericton Trough and Mascarene Basin were filled in the Silurian within the peri-Gondwanan domain...
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Development and application of the Re-Os isotope system to sediment-hosted Zn-Pb ores and sedimentary pore waters
DownloadFall 2018
The rhenium-osmium (Re-Os) isotopic system is used to determine the age of, and trace the origins of, minerals and fluids found within the Earth's crust. This thesis focuses on application of Re-Os geochronology and isotope systematics to sulphide minerals from carbonate-hosted Zn-Pb ore...
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Further Re-Os Arsenopyrite Geochronology from Selected Meguma Au Deposits, Meguma Terrane, Nova Scotia: Possible Evidence for a Protracted Gold-forming System
DownloadFall 2015
The Meguma terrane, Nova Scotia, is dominated by two rock types; regionally deformed and metamorphosed Cambro-Ordovician metasedimentary rocks and ca. 380-370 Ma meta- to peraluminous granites. The metasedimentary rocks host numerous orogenic-type, vein-hosted gold deposits which occur throughout...
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Geochemistry and geochronology of the Precambrian Basement Domains in the Vicinity of Fort McMurray, Alberta: A Geothermal Perspective
DownloadSpring 2013
The geochemistry and geochronology of the Precambrian basement in the vicinity of Fort McMurray was investigated to evaluate the feasibility of geothermal heat production. The basement is composed of older (1.95-1.98 Ga) and younger (1.92-1.94 Ga) granitoids suites of the Taltson Magmatic Zone...