Intra-oceanic Subduction Systems

Intra-oceanic Subduction Systems PDF Author: Robert D. Larter
Publisher: Geological Society of London
ISBN: 9781862391475
Category : Science
Languages : en
Pages : 362

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Book Description
Recycling of oceanic plate back into the Earth's interior at subduction zones is one of the key processes in Earth evolution. Volcanic arcs, which form above subduction zones, are the most visible manifestations of plate tectonics, the convection mechanism by which the Earth loses excess heat. They are probably also the main location where new continental crust is formed, the so-called 'subduction factory' About 400f modern subduction zones on Earth are intra-oceanic. These subduction systems are generally simpler than those at continental margins as they commonly have a shorter history of subduction and their magmas are not contaminated by ancient sialic crust. They are therefore the optimum locations for studies of mantle processes and magmatic addition to the crust in subduction zones.

Intra-oceanic Subduction Systems

Intra-oceanic Subduction Systems PDF Author: Robert D. Larter
Publisher: Geological Society of London
ISBN: 9781862391475
Category : Science
Languages : en
Pages : 362

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Book Description
Recycling of oceanic plate back into the Earth's interior at subduction zones is one of the key processes in Earth evolution. Volcanic arcs, which form above subduction zones, are the most visible manifestations of plate tectonics, the convection mechanism by which the Earth loses excess heat. They are probably also the main location where new continental crust is formed, the so-called 'subduction factory' About 400f modern subduction zones on Earth are intra-oceanic. These subduction systems are generally simpler than those at continental margins as they commonly have a shorter history of subduction and their magmas are not contaminated by ancient sialic crust. They are therefore the optimum locations for studies of mantle processes and magmatic addition to the crust in subduction zones.

Rifting and Sediments in the Red Sea and Arabian Gulf Regions

Rifting and Sediments in the Red Sea and Arabian Gulf Regions PDF Author: Najeeb M.A. Rasul
Publisher: CRC Press
ISBN: 1040015964
Category : Science
Languages : en
Pages : 826

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Book Description
Rifting and Sediments in the Red Sea and Arabian Gulf Regions is a unique text that covers a wide range of topics related to the tectonics and geology of the Red Sea and Arabian (Persian) Gulf region. This book is a collection of invited and peer-reviewed chapters contributed by active researchers around the world. The topics covered in this book include tectonics, magmatism, and lithology, particularly in the Red Sea area. The book also delves into the sediments and evaporites of the Red Sea and Gulf. As the area around the Arabian Peninsula is prone to earthquakes, the seismic hazard estimated in the Red Sea region is also covered by several chapters. Each chapter presents new data and offers extensive lists of references for the reader to explore further. With the ongoing debates regarding the structure of the Red Sea, this book serves as an excellent resource for researchers and any individuals interested in the geology of these two unique seas.

Back-Arc Spreading Systems

Back-Arc Spreading Systems PDF Author: David M. Christie
Publisher: American Geophysical Union
ISBN:
Category : Science
Languages : en
Pages : 328

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Book Description
Published by the American Geophysical Union as part of the Geophysical Monograph Series, Volume 166. New ocean crust is continuously created where tectonic plates diverge. A distinctive type of oceanic crust is formed by back-arc spreading systems that parallel oceanic island arcs on the side away from the subducting plate. Volatile-rich and spatially variable, back-arc spreading systems are a natural laboratory for multi-disciplinary studies of seafloor creation, the flow of magma from the deep earth, and the hydrothermal ecosystems that this flow sustains. Derived from the prestigious Ridge 2000 InterRidge Theoretical Institute held in 2004, Back-Arc Spreading Systems: Geological, Biological, Chemical, and Physical Interactions reviews the state of the science, with select case studies. Experienced researchers in, and students of, marine geology, biological oceanography, marine geochemistry, volcanology, petrology, and geo- and paleomagnetism will find this volume a significant resource now and for the near future.

Backarc Basins

Backarc Basins PDF Author: Brian Taylor
Publisher: Springer Science & Business Media
ISBN: 9780306449376
Category : Science
Languages : en
Pages : 560

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Book Description
Experts in the field offer the first comprehensive review of the tectonics and magmatism of backarc basins, covering their initial rift stage to mature spreading. Complete with numerous illustrations, each of the twelve chapters focuses on a young, active backarc basin of the circum-Pacific-where volcano-tectonic processes are best studied because of their activity. Key themes in this volume include volcano-tectonics setting; cause and location; rift magmas; and hydrothermal activity. Researchers also present models of the dynamic processes occurring in backarc basins.

Active Margins and Marginal Basins of the Western Pacific

Active Margins and Marginal Basins of the Western Pacific PDF Author: Brian Taylor
Publisher: American Geophysical Union
ISBN: 0875900453
Category : Science
Languages : en
Pages : 420

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Book Description
Published by the American Geophysical Union as part of the Geophysical Monograph Series, Volume 88. This volume focuses on the volcanic, fluid, sedimentary, and tectonic processes occurring in the trencharc-backarc systems of the western Pacific—a natural regional focus for studies of these themes. The results of ocean drilling and associated site surveys in the western Pacific have brought fundamental changes to our understanding of volcanism, crustal deformation, fluid circulation, and sedimentation in active margins and marginal basins. Our goal here is to synthesize the results of ocean drilling in a multi-disciplinary manner, including a comparison of the findings from drilling legs having similar themes, and to emphasize the significance of these results to the broader geoscience community.

Oceanic Abstracts

Oceanic Abstracts PDF Author:
Publisher:
ISBN:
Category : Marine biology
Languages : en
Pages : 798

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Book Description


Proceedings of the Ocean Drilling Program

Proceedings of the Ocean Drilling Program PDF Author: Ocean Drilling Program
Publisher:
ISBN:
Category : Borings
Languages : en
Pages : 728

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Book Description
Vol. 174AX bound with Proceedings of the Ocean Drilling Program. Scientific results Vol. 174A.

Geological Setting of the North Fiji Basin

Geological Setting of the North Fiji Basin PDF Author: Yves Lafoy
Publisher:
ISBN:
Category : Geology
Languages : en
Pages : 40

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Book Description


New Zealand Journal of Geology and Geophysics

New Zealand Journal of Geology and Geophysics PDF Author:
Publisher:
ISBN:
Category :
Languages : en
Pages : 140

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Book Description


Encyclopedia of Islands

Encyclopedia of Islands PDF Author: Rosemary Gillespie
Publisher: Univ of California Press
ISBN: 0520943724
Category : Nature
Languages : en
Pages : 1110

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Book Description
Islands have captured the imagination of scientists and the public for centuries—unique and rare environments, their isolation makes them natural laboratories for ecology and evolution. This authoritative, alphabetically arranged reference, featuring more than 200 succinct articles by leading scientists from around the world, provides broad coverage of all the island sciences. But what exactly is an island? The volume editors define it here as any discrete habitat isolated from other habitats by inhospitable surroundings. The Encyclopedia of Islands examines many such insular settings—oceanic and continental islands as well as places such as caves, mountaintops, and whale falls at the bottom of the ocean. This essential, one-stop resource, extensively illustrated with color photographs, clear maps, and graphics will introduce island science to a wide audience and spur further research on some of the planet's most fascinating habitats.