Search Results - "Cawood, Peter A"

Geological archive of the onset of plate tectonics by Cawood, Peter A., Hawkesworth, Chris J., Pisarevsky, Sergei A., Dhuime, Bruno, Capitanio, Fabio A., Nebel, Oliver

“…Plate tectonics, involving a globally linked system of lateral motion of rigid surface plates, is a characteristic feature of our planet, but estimates of how…”
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Early Paleozoic and Early Mesozoic intraplate tectonic and magmatic events in the Cathaysia Block, South China by Shu, Liangshu, Wang, Bo, Cawood, Peter A., Santosh, M., Xu, Zhiqin

“…The geodynamic framework of the South China Craton in the Early Paleozoic and Early Mesozoic has been modeled as developing through either oceanic convergence…”
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A Change in the Geodynamics of Continental Growth 3 Billion Years Ago by Dhuime, Bruno, Hawkesworth, Chris J., Cawood, Peter A., Storey, Craig D.

“…Models for the growth of continental crust rely on knowing the balance between the generation of new crust and the reworking of old crust throughout Earth's…”
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Earth's Continental Lithosphere Through Time by Hawkesworth, Chris J, Cawood, Peter A, Dhuime, Bruno, Kemp, Tony I.S

“…The record of the continental lithosphere is patchy and incomplete; no known rock is older than 4.02 Ga, and less than 5% of the rocks preserved are older than…”
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Magmatic record of India-Asia collision by Zhu, Di-Cheng, Wang, Qing, Zhao, Zhi-Dan, Chung, Sun-Lin, Cawood, Peter A., Niu, Yaoling, Liu, Sheng-Ao, Wu, Fu-Yuan, Mo, Xuan-Xue

“…New geochronological and geochemical data on magmatic activity from the India-Asia collision zone enables recognition of a distinct magmatic flare-up event…”
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Paleoproterozoic magmatic and metamorphic events link Yangtze to northwest Laurentia in the Nuna supercontinent by Wang, Wei, Cawood, Peter A., Zhou, Mei-Fu, Zhao, Jun-Hong

“…Zircons from granitic gneisses in North Vietnam have magmatic cores dated at 2.28–2.19 Ga, and constitute the first reported evidence of continental crust with…”
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The evolution of the continental crust and the onset of plate tectonics by Hawkesworth, Chris, Cawood, Peter A, Dhuime, Bruno

“…The Earth is the only known planet where plate tectonics is active, and different studies have concluded that plate tectonics commenced at times from the early…”
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Terra Australis Orogen: Rodinia breakup and development of the Pacific and Iapetus margins of Gondwana during the Neoproterozoic and Paleozoic by Cawood, Peter A.

“…The Pacific Ocean formed through Neoproterozoic rifting of Rodinia and despite a long history of plate convergence, this ocean has never subsequently closed…”
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Rates of generation and destruction of the continental crust: implications for continental growth by Dhuime, Bruno, Hawkesworth, Chris J., Delavault, Hélène, Cawood, Peter A.

“…Less than 25% of the volume of the juvenile continental crust preserved today is older than 3 Ga, there are no known rocks older than approximately 4 Ga, and…”
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Mariana-type ophiolites constrain the establishment of modern plate tectonic regime during Gondwana assembly by Yao, Jinlong, Cawood, Peter A., Zhao, Guochun, Han, Yigui, Xia, Xiaoping, Liu, Qian, Wang, Peng

“…Initiation of Mariana-type oceanic subduction zones requires rheologically strong oceanic lithosphere, which developed through secular cooling of Earth’s…”
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Interplay between oceanic subduction and continental collision in building continental crust by Zhu, Di-Cheng, Wang, Qing, Weinberg, Roberto F., Cawood, Peter A., Chung, Sun-Lin, Zheng, Yong-Fei, Zhao, Zhidan, Hou, Zeng-Qian, Mo, Xuan-Xue

“…Generation of continental crust in collision zones reflect the interplay between oceanic subduction and continental collision. The Gangdese continental crust…”
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Magmatic thickening of crust in non–plate tectonic settings initiated the subaerial rise of Earth’s first continents 3.3 to 3.2 billion years ago by Chowdhury, Priyadarshi, Mulder, Jacob A., Cawood, Peter A., Bhattacharjee, Surjyendu, Roy, Subhajit, Wainwright, Ashlea N., Nebel, Oliver, Mukherjee, Subham

“…When and how Earth's earliest continents—the cratons—first emerged above the oceans (i.e., emersion) remain uncertain. Here, we analyze a craton-wide record of…”
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Thermal state and evolving geodynamic regimes of the Meso- to Neoarchean North China Craton by Sun, Guozheng, Liu, Shuwen, Cawood, Peter A., Tang, Ming, van Hunen, Jeroen, Gao, Lei, Hu, Yalu, Hu, Fangyang

“…Constraining thickness and geothermal gradient of Archean continental crust are crucial to understanding geodynamic regimes of the early Earth. Archean…”
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Crustal rejuvenation stabilised Earth’s first cratons by Mulder, Jacob A., Nebel, Oliver, Gardiner, Nicholas J., Cawood, Peter A., Wainwright, Ashlea N., Ivanic, Timothy J.

“…The formation of stable, evolved (silica-rich) crust was essential in constructing Earth’s first cratons, the ancient nuclei of continents. Eoarchaean…”
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Low‐δ18O Rhyolites From the Malani Igneous Suite: A Positive Test for South China and NW India Linkage in Rodinia by Wang, Wei, Cawood, Peter A., Zhou, Mei‐Fu, Pandit, Manoj K., Xia, Xiao‐Ping, Zhao, Jun‐Hong

“…The Malani igneous suite (MIS) in NW India represents one of the best preserved silicic large igneous provinces. Voluminous silicic lavas of the MIS erupted…”
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Oxidation of Archean upper mantle caused by crustal recycling by Gao, Lei, Liu, Shuwen, Cawood, Peter A., Hu, Fangyang, Wang, Jintuan, Sun, Guozheng, Hu, Yalu

“…The redox evolution of Archean upper mantle impacted mantle melting and the nature of chemical equilibrium between mantle, ocean and atmosphere of the early…”
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Extensive crustal extraction in Earth’s early history inferred from molybdenum isotopes by McCoy-West, Alex J., Chowdhury, Priyadarshi, Burton, Kevin W., Sossi, Paolo, Nowell, Geoff M., Fitton, J. Godfrey, Kerr, Andrew C., Cawood, Peter A., Williams, Helen M.

“…Estimates of the volume of the earliest crust based on zircon ages and radiogenic isotopes remain equivocal. Stable isotope systems, such as molybdenum, have…”
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Detrital record of Indosinian mountain building in SW China: Provenance of the Middle Triassic turbidites in the Youjiang Basin by Yang, Jianghai, Cawood, Peter A., Du, Yuansheng, Huang, Hu, Hu, Lisha

“…Sandstone petrology, geochemistry, and detrital zircon U–Pb ages and trace elements are integrated to investigate the provenance of Middle Triassic strata from…”
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Early Paleozoic orogenesis along Gondwana's northern margin constrained by provenance data from South China by Xu, Yajun, Cawood, Peter A., Du, Yuansheng, Huang, Hongwei, Wang, Xinyu

“…The Cambrian–Ordovician boundary unconformity in the southern part of the South China Craton is spatially and temporally related to coeval orogenic activity…”
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Cyclic formation and stabilization of Archean lithosphere by accretionary orogenesis: Constraints from TTG and potassic granitoids, North China Craton by Wang, Wei, Cawood, Peter A., Liu, Shuwen, Guo, Rongrong, Bai, Xiang, Wang, Kang

“…Accretionary orogens are major sites of modern continental growth, yet their role in the development of Archean continental crust remains enigmatic. Diverse…”
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