Results 71 to 80 of about 1,111,472 (195)

ZIRCON U-PB AND HF ISOTOPIC STUDY OF THE KAWABULAKE OPHIOLITE EASTERN TIANSHAN: IMPLICATION FOR THE TECTONIC EVOLUTION OF CAOB

open access: yesГеодинамика и тектонофизика, 2017
The Eastern Tianshan belt, located in the southern CAOB, played an important role in the crustal evolution, particularly because it links the Southern Tianshan suture to the west with the Inner Mongolia Solonker suture to the east. However, some critical
Songjian Ao   +3 more
doaj   +1 more source

Zircon U-Pb age, geochemical characteristics, and tectonic implications of the early Permian ultrabasic dykes in the Harlik Mountain, east Tianshan, Xinjiang

open access: yesDizhi lixue xuebao
Objective  During multiple stages of magmatic activity in the Harlik Mountains of the east Tianshan, extensive granitic and mafic dyke swarms were formed.
DU Xiaofei   +5 more
doaj   +1 more source

Syn‐ to Post‐Collisional Tectonic History of the Paleo‐Tethyan Orogenic Belt: Insights From Triassic Igneous Rocks in the North–Central Tibetan Plateau, China

open access: yesGeochemistry, Geophysics, Geosystems
The closure of the Paleo‐Tethys Ocean was one of the most important global geological events which formed the framework of the East Asian continent during the early Mesozoic.
Jinyong Li   +6 more
doaj   +1 more source

Sedimentation and subsidence history of the Lomonosov Ridge [PDF]

open access: yes, 2006
During the first scientific ocean drilling expedition to the Arctic Ocean (Arctic Coring Expedition [ACEX]; Integrated Ocean Drilling Program Expedition 302), four sites were drilled and cored atop the central part of the Lomonosov Ridge in the Arctic ...
Kaminski, M.   +34 more
core   +1 more source

Correlation of detrital zircon ages among the Nanpanjiang basin, the Babu–Cao Bang tectonic belt, and the Northern Vietnam terrane: Tectonic implications

open access: yesDizhi lixue xuebao
Objective  During the opening and closing of the Paleo-Tethys ocean, multiple continental blocks rifted from the northern margin of Gondwana, drifted northward, and eventually merged with the southern boundary of the Asian continent, forming multiple ...
XIA Lei   +5 more
doaj   +1 more source

A review on the magnetotelluric studies over the Central Asian Orogenic Belt—recent developments and future aspects

open access: yesFrontiers in Earth Science
The Central Asian Orogenic Belt (CAOB) was originated from the subduction, closure, convergence, and post-collisional extension of the Paleo-Asian Ocean located between the North China Craton, Tarim Craton, and the Siberian Craton during the late Permian
Yifan Li   +7 more
doaj   +1 more source

Distribution, characteristics, ages, and tectonic environments of ductile shear zones in the Beishan orogenic belt

open access: yesDizhi lixue xuebao
Objective  The Beishan occupies a pivotal position between the eastern and western segments of the Central Asian Orogenic Belt (CAOB). Although numerous ductile shear zones have been identified in this area, they have received limited attention, leading ...
ZHANG Jin   +7 more
doaj   +1 more source

Zircon U-Pb Age, Sr-Nd-Hf Isotopic Characteristics of Baiyinhushuo Adakite in Inner Mongolia: Implications for Tectonic Evolution

open access: yesApplied Sciences
The petrogenesis and geodynamic implications of the Early Paleozoic adakitic rocks in the east of Inner Mongolia remain topics of debate. This study presents new petrology data through zircon U-Pb age and Lu-Hf isotopic composition, whole-rock major ...
Yuxu Fan   +3 more
doaj   +1 more source

Fish nutrition research in Asia : proceedings of the Third Asian Fish Nutrition Network Meeting

open access: yes, 1989
Meeting: Asian Fish Nutrition Network Meeting, 3d, 6-10 June 1988, Bangkok, THPublished in association with the ...
De Silva, S.S., Asian Fisheries Society
core   +1 more source

Seismological Constraint of the Fossil Suture Zone: A Case Study in the Eastern Central Asian Orogenic Belt

open access: yesGeophysical Research Letters
The tectonic attributes of the fossil suture zone are crucial for reconstructing tectonic evolution, but they remain contentious due to inadequate crustal constraints.
Dong‐Xue Pan   +3 more
doaj   +1 more source

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