Results 71 to 80 of about 824 (202)

Astronomical Chronology Framework of the Lingshui Formation (Oligocene) in the Northern South China Sea

open access: yesJournal of Marine Science and Engineering
This study has determined the period of sedimentation of the Lingshui Formation as the Oligocene (Rupelian-Chattian) through biostratigraphic data, including planktonic foraminifera zonation.
Jianhao Liang   +5 more
doaj   +1 more source

Lateral facies variations in the Triassic Dachstein platform: A challenge for cyclostratigraphy

open access: yesThe Depositional Record, 2019
The Triassic Dachstein platform limestone at Steinernes Meer, Salzburg, Austria, includes 611 m of limestone with 222 peritidal cycles overlain by 273 m of subtidal, non‐cyclic and weakly cyclic limestone.
Elias Samankassou, Paul Enos
doaj   +1 more source

Lithological and biostratigraphic characteristics of the Upper Silurian and Lower Devonian deposits of the southwestern part of the field named after Roman Trebs

open access: yesGeoresursy, 2018
A conodont sequence from the Przhidolian stage of the Upper Silurian and almost the entire Lokhkovian stage of the Lower Devonian has been established in the sections of the Upper Silurian-Lower Devonian on the southwestern part of the field named after ...
Т.М. Mavrinskaya   +2 more
doaj   +1 more source

Astronomical Orbital Cycle-Driven Coevolution of Paleoclimate and Sea Level with Sedimentary Response: A Case Study from the Upper Member of the Miocene Zhujiang Formation in the Enping Depression, South China Sea

open access: yesApplied Sciences
This study focuses on the upper section of the Zhujiang Formation in the Enping Sag of the Zhujiangkou Basin in the South China Sea, investigating the mechanisms by which astronomical orbital cycles drive paleoclimate, sea-level fluctuations, and ...
Shangfeng Zhang   +6 more
doaj   +1 more source

Cyclostratigraphy of shallow-marine carbonates – limitations and opportunities [PDF]

open access: yes, 2019
The sedimentary record of ancient shallow-marine carbonate platforms commonly displays a stacking of different facies, which reflects repetitive changes of depositional environments through time. These changes can be induced by external factors such as cyclical changes in climate and/or sea level, but also by internal factors such as lateral ...
openaire   +2 more sources

The Ordovician Magnetostratigraphy and Cyclostratigraphy: A Review [PDF]

open access: yesActa Geologica Sinica - English Edition, 2019
Dai, Shuang   +9 more
openaire   +2 more sources

Editorial: Multi-Disciplinary Applications in Magnetic Chronostratigraphy

open access: yesFrontiers in Earth Science, 2021
Luigi Jovane   +2 more
doaj   +1 more source

Cyclostratigraphy of the Miocene Nakayama Formation on Sado Island in central Japan and paleoceanographic implications

open access: yesProgress in Earth and Planetary Science
Although siliceous sediments have the potential to reveal an enigmatic Miocene climate evolution, problems with age model construction are tough to beat. Cyclostratigraphy is a useful tool for the construction of a high-resolution age model. In the Japan
Jumpei Yoshioka   +2 more
doaj   +1 more source

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