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1 3 Clay Mineral Sedimentation in the Ocean Springer
270 Clay Mineral Sedimentation in the Ocean 2 Sedimentary Formation and Destruction of Clay Minerals 21 In Alkaline Evaporitic Environments Evaporative conditions develop in1973年8月1日· The distributions of clay minerals in the surface sediments based on about 100 new samples from the eastern Indian Ocean reveal several distinctive sedimentClay mineralogy and sedimentation in the eastern Indian Ocean
Impact of green clay authigenesis on element sequestration in
2022年3月22日· Clay mineral authigenesis had a large impact on the global marine element cycles throughout Earth’s history, in particular during ‘greenhouse’ periods with2011年1月19日· Problem of the distribution of clay minerals in water areas of the World Ocean and their relation to different (humid, arid, and volcanosedimentary) types ofClay minerals in recent sediments of the World Ocean
Clay mineral and grain size studies of sediment
2015年8月1日· The clay mineral data displayed that the contribution of the Yangtze and Yellow Rivers was less than that of Unit 1 (165–138 ka) (Fig 7 (b)) Even though the1976年10月1日· The clay mineralogy of 235 surface sediment samples from the western Indian Ocean reveals many sedimentary sources and processes: (1) some areas, mainlyClay mineralogy and sedimentation in the western Indian ocean
Erosion, Sedimentation and Sedimentary Origin of Clays
Of all the various types of sediment, finegrained sediments with a high proportion of clay minerals are by far the most abundant In the marine environment, terrigenous (land2007年1月1日· Clay mineral assemblages have been used to trace ocean currents at the ocean scale (eg, the Atlantic Ocean) since the sixties (Biscaye, 1965) and, moreChapter Four Clay Minerals, Deep Circulation and Climate
Clay mineral distribution related to rift activity, sealevel changes
2018年7月9日· The distribution of clay minerals from the N and S Atlantic Cretaceous deepsea sediments is related to rifting, seafloor spreading, sealevel variations and2018年6月18日· The inner shelf mud wedge of the East China Sea (ECS) is a highsedimentationrate finegrained sediment unit that has preserved a continuous environmental evolution history since the last deglaciation We present a highresolution clay mineralogical study from Core MD063040 to semiquantitatively evaluateHighresolution clay mineral assemblages in the inner shelf
Erosion, Sedimentation and Sedimentary Origin of Clays
Abstract Of all the various types of sediment, finegrained sediments with a high proportion of clay minerals are by far the most abundant In the marine environment, terrigenous (landderived) muds cover about 60% of the continental shelves, and almost 40% of the deep ocean basins, amounting in total to about a third of the Earth’s surface1973年8月1日· Abstract The distributions of clay minerals in the surface sediments based on about 100 new samples from the eastern Indian Ocean reveal several distinctive sediment sources which differ from those reported previously by other workers We observe the following: (1) large zones around the periphery of the study area are characterized byClay mineralogy and sedimentation in the eastern Indian Ocean
Holocene Climate Modulates Mud Supply, Transport, and Sedimentation on
2020年7月13日· Nonetheless, numerous clay mineral, geochemical, and regional geophysical records on the ECS shelf indicate that the Changjiang River is the major mud source, with this mud persistently transported southward by the MinZhe longshore current in suspension since approximately 80 ka (Liu et al, 2007; Liu, Li, et al, 2018; Xu et al,From the patterns of mineral distribution, the following conclusions appear warranted: Most Recent Atlantic Ocean deepsea clay is detritus from the continents The formation of minerals in situ on the ocean bottom is relatively unimportant in the Atlantic but may be significant in parts of the southwestern Indian OceanMineralogy and Sedimentation of Recent DeepSea Clay in the
Sediment dynamics in the Eurasian Arctic Ocean during the last
2008年5月1日· This study focuses on sedimentological investigations of sediment cores recovered during the international Arctic′91, expeditions with the German research ice breaker RV “Polarstern” to the European sector of the Arctic OceanHere, we deduce the last glacial/interglacial changes in transport mechanism and sedimentation from the1973年8月1日· Clay mineral distribution is controlled mainly by sediment sorting, with deposition in the sapropelic sediments being also affected by climatic changes The different types of smectite in the cores and the presence of smectite with high dehydroxylation temperature in the SE Aegean, suggests that the sediment supply from SEClay mineralogy and sedimentation in the eastern Indian Ocean
1 3 Clay Mineral Sedimentation in the Ocean Springer
ployed throughout his scientific life in order to better understand clay mineral sedimentation in the ocean in the course of the earth's geological history His scien tific and didactic approaches are expressed in all the publications he was part of or wrote by himself, especially in the outstanding book that he published in 1964Abstract Based on information from more than 600 sediment cores, dredges, and available literature, several facies are distinguished in the Indian Ocean sediments: (a) terrigenous turbidites in the Ganges and Indus Cones and the Somali Abyssal Plain; (b) siliceous clay and ooze in equatorial and Antarctic regions; (c) pelagic brown and redSedimentation in the Indian Ocean | SpringerLink
Mineralogy, geochemistry, and sources of clay minerals in
2023年4月29日· Clay mineral composition changes in a southwest to northeast direction ocean currents, and sediment sources Moreover, Al and Ferich smectites were observed, PE, 1965, Mineralogy and sedimentation of recent deepsea clay in the Atlantic Ocean and adjacent seas and oceans Geological Society of America Bulletin,2000年1月1日· The clay fraction of sediments drilled at Ocean Drilling Program (ODP) sites 1071 and 1072 is composed of variable proportions of chlorite, illite, smectite, kaolinite, vermiculite and mixedlayers such as illite/vermiculite (I/V) and chlorite/vermiculite (C/V) Miocene and Pliocene climates allowed formation of vermiculite and kaolinite Miocene to Pleistocene clay mineral sedimentation on the New
Global Ocean Sediment Composition and Burial Flux
2021年3月24日· In the AESOPS Southern Ocean transect at 170°W, it was found that the ratio of burial to water column particulate opal flux was related to a function of both bulk sedimentation rate and particulate opal fluxAlthough not a mineral, organic matter is an important component of sediments There are a lot of organisms that do not form hard parts and what is preserved from them is the organic matter On average in the ocean only about 1% of the organic matter that sinks to the bottom of the ocean is preserved The amount of organic matter preserved in theLecture 14 Marine Sediments – Formation and Distribution
Frontiers | Sediment provenances shift driven by sea level and
2023年1月24日· The Tibetan Plateau uplift has induced the formation of the largest sediment sourcesink system in the northeast Indian Ocean, which has become an ideal region for investigating landsea interaction processes However, many questions regarding sediment transport patterns and their controlling factors at different time scales remain2002年10月14日· These include quartz, feldspar, and clay minerals such as kaolinite and montmorillonite These clay minerals are products of chemical weathering of primary igneous materials and typically very finegrained Transport of Sediments Physical processes dominate at ocean margins, where they transfer particles eroded from theOcean 540: Marine Sedimentation University of Washington
Clay Mineral Distribution in Surface Sediments of the Laptev Sea
Biscaye, PE (1965) Mineralogy and sedimentation of recent deepsea clay in the Atlantic Ocean and adjacent seas and oceans Geol Soc America Bull, 76, 803–832 CrossRef Google Scholar Burenkov, Vl (1993) Distribution of suspended matter in the Laptev Sea waters (from optical data)1984年12月1日· Clay sedimentation and paleoenvironment in the area of Daito Ridge (northwest Philippine Sea) since the Early Eocene; Chamley H Clay sedimentation and paleoenvironment in the Shikoku Basin since the middle Miocene (DSDP Leg 58, Northern Philippine Sea) Chamley H Longterm trends in clay deposition in the ocean; Chamley HThe paleoclimatic interpretation of clay minerals in sediments
Clay mineralogy and sedimentation in the western Indian ocean
1976年10月1日· The clay mineralogy of 235 surface sediment samples from the western Indian Ocean reveals many sedimentary sources and processes: (1) some areas, mainly in the central Indian Ocean, where very little sediment transport is involved, have smectiterich clays derived from the alteration of in situ submarine basalts (2) In many other areas,2002年7月10日· In order to reconstruct the variations in the intensity of summer monsoon precipitation during the late Quaternary, two sediment cores from the southwestern continental margin of India were studied for their clay mineral composition and grain size parameters Kaolinite, illite and gibbsite were dominant in a core off Cochin Illite withReconstruction of late Quaternary monsoon oscillations based on clay
Provenance discrimination of siliciclastic sediments in the middle
2010年9月15日· Section snippets Samples and method A piston core (DGKS9604) was taken from the middle Okinawa Trough (28°1664′N, 127°0143′E) at a water depth of 766 m during the joint Chinese–French DONGHAI Cruise in 1996 (Fig 1)The core is 1076 cm long and located on the western continental slope of the middle Okinawa TroughDifferent