Search Results - "Crowley, Q.G."

Deciphering the geochronology of a large granitoid pluton (Karkonosze Granite, SW Poland): an assessment of U-Pb zircon SIMS and Rb-Sr whole-rock dates relative to U-Pb zircon CA-ID-TIMS by Kryza, R., Pin, C., Oberc-Dziedzic, T., Crowley, Q.G., Larionov, A.

“…Granitoid plutons are often difficult to radiometrically date precisely due to the possible effects of protracted and complex magmatic evolution, crustal…”
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A high-precision U-Pb age constraint on the Rhynie Chert Konservat-Lagerstätte; time scale and other implications by Parry, S. F, Noble, S. R, Crowley, Q. G, Wellman, C. H

“…An isotope dilution thermal ionization mass spectrometry U-Pb zircon age of 411.5±1.3 Ma obtained from an andesitic lava occurring within the Lower Devonian…”
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Early Palaeozoic rift-related magmatism in Variscan Europe: fragmentation of the Armorican Terrane Assemblage by Crowley, Q.G., Floyd, P.A., Winchester, J.A., Franke, W., Holland, J.G.

“…Early Palaeozoic bimodal rift‐related magmatism is widespread throughout much of the Variscides of Europe. It is traceable from the Polish Sudetes to NW…”
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Applying machine learning to model radon using topsoil geochemistry by Banríon, M., Cobelli, M., Crowley, Q.G.

“…Radon is classified as a Class 1 carcinogen, being the leading cause of lung cancer in non-smokers. Understanding the prominent sources of radon helps to…”
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Using geogenic radon potential to assess radon priority area designation, a case study around Castleisland, Co. Kerry, Ireland by Banríon, M.H., Elío, J., Crowley, Q.G.

“…Globally, indoor radon exposure is the leading cause of lung cancer in non-smokers and second most common cause after tobacco smoking. Soil-gas radon is the…”
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High-precision U–Pb dating of complex zircon from the Lewisian Gneiss Complex of Scotland using an incremental CA-ID-TIMS approach by Crowley, Q.G., Key, R., Noble, S.R.

“…A novel approach of thermally annealing and sequentially partially dissolving single zircon grains prior to high-precision Isotope Dilution Thermal Ionization…”
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New U-Pb age constraints for the Laxford Shear Zone, NW Scotland: Evidence for tectono-magmatic processes associated with the formation of a Paleoproterozoic supercontinent by Goodenough, K.M., Crowley, Q.G., Krabbendam, M., Parry, S.F.

“…•New U-Pb geochronological data for a major shear zone in the Lewisian Gneiss Complex.•Assembly of terranes along the shear zone occurred at c. 2480Ma.•Two…”
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Timing, relations and cause of plutonic and volcanic activity of the Siluro-Devonian post-collision magmatic episode in the Grampian Terrane, Scotland by Neilson, J. C, Kokelaar, B. P, Crowley, Quentin G

“…Calc-alkaline magmatism in the Grampian Terrane started at c. 430 Ma, after subduction of the edge of continental Avalonia beneath Laurentia, and it then…”
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Age constraints and geochemistry of the Ordovician Tyrone igneous complex, Northern Ireland; implications for the Grampian Orogeny by Cooper, Mark R, Crowley, Q. G, Hollis, S. P, Noble, S. R, Roberts, S, Chew, D, Earls, G, Herrington, Richard Jeremy, Merriman, R. J

“…The Tyrone Igneous Complex is one of the largest areas of ophiolitic and arc-related rocks exposed along the northern margin of Iapetus within the British and…”
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Deciphering the geochronology of a large granitoid pluton (Karkonosze Granite, SW Poland): an assessment of U-Pb zircon SIMS and Rb-Sr whole-rock dates relatives to U-Pb zircon CA-ID-TIMS by Kryza, R., Pin, Christian, Oberc-Dziedzic, T., Q.G., Crowley, Larionov, A.

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Erratum for Cooper et al., Journal of the Geological Society, London, 168 (4) 837–850: Age constraints and geochemistry of the Ordovician Tyrone Igneous Complex, Northern Ireland: implications for the Grampian orogeny by Cooper, M.R., Crowley, Q.G., Hollis, S.P., Noble, S.R., Roberts, S., Chew, D., Earls, G., Herrington, R., Merriman, R.J.

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Timing and kinematics of Eburnean tectonics in the central Reguibat Shield, Mauritania by Schofield, D. I, Horstwood, M. S. A, Pitfield, P. E. J, Crowley, Q. G, Wilkinson, A. F, Sidaty, H. C. O

“…The Reguibat Shield of north Mauritania comprises a western Archaean terrane dominated by gneisses and granitic rocks and an eastern Eburnean terrane largely…”
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The tectonothermal evolution and provenance of the Tyrone Central Inlier, Ireland; Grampian imbrication of an outboard Laurentian microcontinent? by Chew, D. M, Flowerdew, M. J, Page, L. M, Crowley, Q. G, Daly, J. S, Cooper, M, Whitehouse, M. J

“…The Tyrone Central Inlier is a metamorphic terrane of uncertain affinity situated outboard of the main Dalradian outcrop (south of the Fair Head-Clew Bay Line)…”
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New age constraints for the Ordovician Tyrone Volcanic Group, Northern Ireland by Cooper, Mark R, Crowley, Q. G, Rushton, A. W. A

“…New biostratigraphical evidence and a high-precision isotope dilution thermal ionization mass spectrometry U-Pb zircon age provide refined age constraint for…”
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