Search Results - "Mahan, K. H."

Dating metamorphic reactions and fluid flow: application to exhumation of high-P granulites in a crustal-scale shear zone, western Canadian Shield by MAHAN, K. H., GONCALVES, P., WILLIAMS, M. L., JERCINOVIC, M. J.

“…The Legs Lake shear zone is a crustal‐scale thrust fault system in the western Canadian Shield that juxtaposes high‐pressure (1.0+ GPa) granulite facies rocks…”
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The role of heterogeneous strain in the development and preservation of a polymetamorphic record in high-P granulites, western Canadian Shield by MAHAN, K. H., GONCALVES, P., FLOWERS, R., WILLIAMS, M. L., HOFFMAN-SETKA, D.

“…Mafic rocks in the Chipman domain of the Athabasca granulite terrane, western Canadian Shield, provide the first well‐documented record of two distinct high‐P…”
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Multistage exhumation and juxtaposition of lower continental crust in the western Canadian Shield: Linking high-resolution U-Pb and 40Ar/39Ar thermochronometry with pressure-temperature-deformation paths by Flowers, R. M., Mahan, K. H., Bowring, S. A., Williams, M. L., Pringle, M. S., Hodges, K. V.

“…New U‐Pb (titanite, apatite, rutile) and 40Ar/39Ar (hornblende, muscovite, biotite) data are linked with existing pressure‐temperature‐deformation paths to…”
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Geochronological constraints on the Legs Lake shear zone with implications for regional exhumation of lower continental crust, western Churchill Province, Canadian Shield by Mahan, K. H., Williams, M. L., Flowers, R. M., Jercinovic, M. J., Baldwin, J. A., Bowring, S. A.

“…The Legs Lake shear zone marks the southeastern boundary of an extensive region (>20,000 km2) of high-pressure (0.8-1.5+ GPa) granulite-facies rocks in the…”
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Isotopic evidence for Neoarchean continuity across the Snowbird Tectonic Zone, western Churchill Province, Canada by Regan, S.P., Williams, M.L., Chiarenzelli, J.R., Grohn, L., Mahan, K.H., Gallagher, M.

“…•New U-Pb zircon geochronology suggests that 2.6Ga magmatism continues across the Snowbird Tectonic Zone (STZ) and Rae-Hearne boundary.•Hf in zircon isotopic…”
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Neoarchean arc magmatism and subsequent collisional orogenesis along the eastern Rae domain, western Churchill Province: Implications for the early growth of Laurentia by Regan, S.P., Williams, M.L., Mahan, K.H., Dumond, G., Jercinovic, M.J., Orlandini, O.F.

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Contrasts in sillimanite deformation in felsic tectonites from anhydrous granulite- and hydrous amphibolite-facies shear zones, western Canadian Shield by Leslie, S.R., Mahan, K.H., Regan, S., Williams, M.L., Dumond, G.

“…The deformation behavior of crustal materials in variably hydrated metamorphic environments can significantly influence the rheological and seismic properties…”
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Virtual mapping and analytical data integration: a teaching module using Precambrian crystalline basement in Colorado's Front Range (USA) by Mahan, Kevin H., Frothingham, Michael G., Alexander, Ellen

“…The COVID-19 pandemic hindered the ability to conduct field geology courses in a hands-on and boots-on traditional manner. In response, we designed a…”
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Th–U–total Pb geochronology of authigenic monazite in the Adelaide rift complex, South Australia, and implications for the age of the type Sturtian and Marinoan glacial deposits by Mahan, K.H., Wernicke, B.P., Jercinovic, M.J.

“…The Adelaide rift complex in South Australia contains the type sections for Sturtian and Marinoan glacial deposits. The litho- and chemo-stratigraphy of these…”
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Multistage exhumation and juxtaposition of lower continental crust in the western Canadian Shield: Linking high‐resolution U‐Pb and 40 Ar/ 39 Ar thermochronometry with pressure‐temperature‐deformation paths by Flowers, R. M., Mahan, K. H., Bowring, S. A., Williams, M. L., Pringle, M. S., Hodges, K. V.

“…New U‐Pb (titanite, apatite, rutile) and 40 Ar/ 39 Ar (hornblende, muscovite, biotite) data are linked with existing pressure‐temperature‐deformation paths to…”
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Geochronological constraints on the evolution of high-pressure felsic granulites from an integrated electron microprobe and ID-TIMS geochemical study by Baldwin, Julia A., Bowring, Samuel A., Williams, Michael L., Mahan, Kevin H.

“…A combined geochronological, geochemical, and Nd isotopic study of felsic high-pressure granulites from the Snowbird Tectonic Zone, northern Saskatchewan,…”
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Multistage exhumation and juxtaposition of lower continental crust in the western Canadian Shield: Linking high-resolution U-Pb and super(40)Ar/ super(39)Ar thermochronometry with pressure-temperature-deformation paths by Flowers, R M, Mahan, KH, Bowring, SA, Williams, M L, Pringle, MS, Hodges, K V

“…New U-Pb (titanite, apatite, rutile) and super(40)Ar/ super(39)Ar (hornblende, muscovite, biotite) data are linked with existing…”
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