Search Results - "Bethune, Kathryn M."

Structural controls on fluid flow during compressional reactivation of basement faults; insights from numerical modeling for the formation of unconformity-related uranium deposits in the Athabasca Basin, Canada by Li, Zenghua, Chi, Guoxiang, Bethune, Kathryn M, Thomas, David, Zaluski, Gerard

“…The unconformity-related uranium deposits in the Athabasca basin, Canada, are generally associated with reactivated basement faults crosscutting the…”
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Interplay between thermal convection and compressional fault reactivation in the formation of unconformity-related uranium deposits by Li, Zenghua, Chi, Guoxiang, Bethune, Kathryn M., Eldursi, Khalifa, Quirt, David, Ledru, Patrick, Thomas, David

“…A number of large and high-grade unconformity-related uranium deposits formed in intracratonic Proterozoic basins, including the Athabasca Basin in Canada and…”
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Synchronous egress and ingress fluid flow related to compressional reactivation of basement faults: the Phoenix and Gryphon uranium deposits, southeastern Athabasca Basin, Saskatchewan, Canada by Li, Zenghua, Chi, Guoxiang, Bethune, Kathryn M., Eldursi, Khalifa, Thomas, David, Quirt, David, Ledru, Patrick

“…Previous studies on unconformity-related uranium deposits in the Athabasca Basin (Canada) suggest that egress flow and ingress flow can develop along single…”
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Structural, petrological and U–Pb SHRIMP geochronological study of the western Beaverlodge domain: Implications for crustal architecture, multi-stage orogenesis and the extent of the Taltson orogen in the SW Rae craton, Canadian Shield by Bethune, Kathryn M., Berman, Robert G., Rayner, Nicole, Ashton, Kenneth E.

“…► First U–Pb SHRIMP data for southwestern Rae craton in the Athabasca region, Saskatchewan. ► First evaluation of crustal-scale architecture; two structural…”
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Tectonic evolution of the South Tazin Lake shear zone; a major Arrowsmith-age (ca. 2.36 Ga) structure in the SW Rae craton, Laurentia by Deane, Jordan M.K., Bethune, Kathryn M., Ashton, Ken E., Cloutier, Michael A.

“…•Detailed structural study of a lithotectonic domain boundary-focused shear zone.•New U-Pb and 40Ar-39Ar data from a transect across the shear zone.•Ductile…”
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Tectonic significance of the Virgin River shear zone of the Canadian Shield and implications for the origin of the Snowbird tectonic zone of Laurentia by Card, Colin D., Bethune, Kathryn M., Rayner, Nicole, Ashton, Kenneth E.

“…•Virgin River shear zone juxtaposes south Rae and southern Hearne fault blocks.•Polyphase deformation has been delineated in the shear zone.•Mesoarchean crust…”
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The case for a distinct Taltson orogeny: Evidence from northwest Saskatchewan, Canada by Card, Colin D., Bethune, Kathryn M., Davis, William J., Rayner, Nicole, Ashton, Kenneth E.

“…•Plutonism and metamorphism is younger than that in the Thelon tectonic zone.•The Taltson magmatic zone is traceable to the Lloyd domain, Saskatchewan.•Two…”
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New insights from 2- and 3-D numerical modelling on fluid flow mechanisms and geological factors responsible for the formation of the world-class Cigar Lake uranium deposit, eastern Athabasca Basin, Canada by Eldursi, Khalifa, Chi, Guoxiang, Bethune, Kathryn, Li, Zenghua, Ledru, Patrick, Quirt, David

“…The Cigar Lake uranium deposit in the Athabasca Basin is the world’s second largest high-grade unconformity-related uranium deposit. Its distinct geological…”
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Characterising the southern part of the Hearne Province: A forgotten part of Canada’s shield revisited by Card, Colin D., Bethune, Kathryn M., Rayner, Nicole, Creaser, Robert A.

“…•Geological characteristics of rocks in the southern Hearne sub-province.•U-Pb zircon age determinations for many of the major building blocks of the…”
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Paleoproterozoic tectonic assembly of the western Canadian shield: New findings and implications for the reconstruction of Laurentia/Nuna by Berman, Robert G., Bethune, Kathryn M.

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New depositional age constraints for the Murmac Bay group of the southern Rae craton, Canada by Ashton, K.E., Hartlaub, R.P., Bethune, K.M., Heaman, L.M., Rayner, N., Niebergall, G.R.

“…► New age data indicate initial deposition of Murmac Bay group ca. 2.33Ga. ► Upper psammopelite deposited post-2.17Ga; possibly in foreland basin. ► Abundant…”
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Provenance and tectonic setting of Paleoproterozoic metasedimentary rocks along the eastern margin of Hearne craton: Constraints from SHRIMP geochronology, Wollaston Group, Saskatchewan, Canada by Tran, Hai Thanh, Ansdell, Kevin M., Bethune, Kathryn M., Ashton, Ken, Hamilton, Mike A.

“…Single detrital zircon grains from various parts of the Wollaston Group, a Paleoproterozoic metasedimentary succession deposited along the southeastern margin…”
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Stratigraphy and Sedimentology of the Paleoproterozoic Thluicho Lake Group, Southwestern Rae Province, Canada: Alluvial Basin Development in the Hinterland of the Taltson Orogen by Hunter, R. C., Bethune, K. M., Ashton, K. E., Yeo, G. M.

“…The Thluicho Lake Group is a middle-Paleoproterozoic succession of greenschist-facies continental clastic rocks that was deposited on variably mylonitized…”
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The Sudbury dyke swarm and its bearing on the tectonic development of the Grenville Front, Ontario, Canada by Bethune, Kathryn M.

“…In the Southern Province, Ontario, southeast-striking diabase dykes of the 1235 Ma Sudbury continental swarm intrude folded Huronian strata and Paleo- and…”
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