Results 61 to 70 of about 1,111,472 (195)

Intraplate magmatism and oceanic plate stratigraphy of the Paleo-Asian and Paleo-Pacific Oceans from 600 to 140 Ma

open access: yesOre Geology Reviews, 2009
Abstract This paper reviews localities of intraplate basalts of the Paleo-Asian and Paleo-Pacific Oceans, which occur as fragments of former oceanic islands, seamounts and plateaus in accretionary complexes of Altai-Sayan, Russian Far East and Southwest Japan.
openaire   +1 more source

AGE AND FORMATION CONDITIONS OF ROCKS IN THE OLKHON COMPLEX OF THE ANGA-SAKHYURTA ZONE (OLKHON TERRANE, CENTRAL ASIAN OROGENIC BELT)

open access: yesГеодинамика и тектонофизика
The paper presents detailed petrographic, geochemical, Sm-Nd isotope studies, as well as U-Pb (LA-ICPMS) geochronological studies of detrital zircon grains from gneisses of the Olkhon complex, distributed together with marbles and quartzites in the Anga ...
T. V. Donskaya   +6 more
doaj   +1 more source

Controlling effects of paleo-climate and paleo-ocean on formation of carbonate reservoirs

open access: yes, 2014
The controlling effects of paleo-climate and paleo-ocean on the formation of marine carbonate reservoirs were studied taking key carbonate strata in the Tarim, Sichuan and Ordos Basins as examples.
Jing ZHANG, Xiuqin SHAN, Baomin ZHANG
core   +1 more source

ruiying-ocean/lgm_foram_census: Submission for Science

open access: yes, 2023
<p>This is code preparation for my manuscript titled "Thermal evolution of marine plankton from past to future"</p> <p>This release has the same version (v0.1) as the other repostiory (<a href="https://github.com/ruiying-ocean ...
ruiying-ocean
core   +1 more source

A Late Paleozoic Hydrothermal Gold Mineralization Event in the Northern Margin of the North China Craton: Evidence of In Situ Apatite U‐Pb Dating and Hg Isotope Tracing of the Giant Hadamengou Gold Deposit

open access: yesGeochemistry, Geophysics, Geosystems
The northern margin of the North China Craton (NCC) hosts large numbers of hydrothermal gold deposits, with mineralization ages ranging from the Paleozoic to Mesozoic eras.
Tingting Xiao   +6 more
doaj   +1 more source

Petrogenesis and tectonic setting of the Yushishan and Yueyashan ophiolites in the Beishan orogenic belt, China: constraints on the evolution of the southern margin of the middle Paleo-Asian Ocean in early cambrian

open access: yesFrontiers in Earth Science
The occurrence of ophiolites in the Beishan Orogenic Belt (BOB), located in the southern Central Asian Orogenic Belt (CAOB), is critical for elucidating the tectonic evolution of the southern part of the Paleo-Asian Ocean (PAO).
Lei Wu   +17 more
doaj   +1 more source

An invasion model for the start of Paleo-Pacific subduction [PDF]

open access: yes
Subduction initiation is a strongly debated subject in tectonics. Reconstructions of some ancient plate margins involve the propagation of subduction from a different oceanic plate in a process known as invasion or infection.
Song, Shuguang   +2 more
core   +1 more source

Zircon U‐Pb Ages and Geochemistry of Permo‐Carboniferous Mafic Intrusions in the Xilinhot Area, Inner Mongolia: Constraints on the Northward Subduction of the Paleo‐Asian Ocean [PDF]

open access: yes, 2019
The Central Asian Orogenic Belt (CAOB) resulted from accretion during the Paleozoic subduction of the Paleo-Asian Ocean. The Xilinhot area in Inner Mongolia is located in the northern subduction zone of the central-eastern CAOB and outcropped a large ...
Zheng, Jianping   +10 more
core   +2 more sources

Discovery of Late Permian Adakite in Eastern Central Asian Orogenic Belt: Implications for Tectonic Evolution of Paleo-Asian Ocean

open access: yes
The Permian to Triassic period represents a pivotal phase in the evolution of the Paleo-Asian Ocean, marked by significant tectonic transitions from subduction, collision, and post-orogenic extension.
Haihua Zhang   +7 more
core   +1 more source

The Paleo-ocean of Mars [PDF]

open access: yes, 1987
A Paleo-ocean on the northern plains of Mars is proposed. The hypothetical ocean would have formed very early in Mars' history, during the early period of rapid outgassing and cratering.
Brandenburg, John E.
core  

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