The tempo of Ediacaran evolution
The rise of complex macroscopic life occurred during the Ediacaran Period, an interval that
witnessed large-scale disturbances to biogeochemical systems. The current Ediacaran …
witnessed large-scale disturbances to biogeochemical systems. The current Ediacaran …
Re-Os geochronology for the Cambrian SPICE event: Insights into euxinia and enhanced continental weathering from radiogenic isotopes
Abstract The late Cambrian Steptoean positive carbon isotope excursion (SPICE) represents
a major perturbation to the global carbon cycle and was associated with trilobite extinctions …
a major perturbation to the global carbon cycle and was associated with trilobite extinctions …
Application of the 187Re-187Os geochronometer to crustal materials: Systematics, methodology, data reporting, and interpretation
The rhenium-osmium (187Re-187Os) system is a highly versatile chronometer that is
regularly applied to a wide range of geological and extraterrestrial materials. In addition to …
regularly applied to a wide range of geological and extraterrestrial materials. In addition to …
Osmium transport and enrichment from the lithosphere to the hydrosphere: New perspectives from hydrothermal experiments and Geochemical modeling
H Yan, X Ding, J Liu, X Tu, W Sun… - Journal of Geophysical …, 2024 - Wiley Online Library
Metal complexation and speciation is the primary process responsible for metal transport
and circulation in hydrothermal systems, during which stable and soluble metal complexes …
and circulation in hydrothermal systems, during which stable and soluble metal complexes …
Seawater chemistry and hydrothermal controls on the Cenozoic osmium cycle
JAR Katchinoff, DD Syverson… - Geophysical …, 2021 - Wiley Online Library
Osmium isotope ratios are a key tool to track changes in global weathering and carbon cycle
evolution through time. Long‐term changes in seawater Os isotope records over the …
evolution through time. Long‐term changes in seawater Os isotope records over the …
[HTML][HTML] Re–Os geochemistry of hydrothermally altered dacitic rock in a submarine volcano at Site U1527, IODP Expedition 376: Implications for the Re cycle in …
Despite the widespread use of Re–Os isotopes in various geoscience fields, relatively little
is known about the behavior of Re and Os during fluid-mediated hydrothermal alteration of …
is known about the behavior of Re and Os during fluid-mediated hydrothermal alteration of …
[PDF][PDF] Re-Os geochronology for the Cambrian SPICE event: Insights into euxinia and enhanced
AD Rooney, AEG Millikin, P Ahlberg - 2022 - pdfs.semanticscholar.org
ABSTRACT The late Cambrian Steptoean positive carbon isotope excursion (SPICE)
represents a major perturbation to the global carbon cycle and was associated with trilobite …
represents a major perturbation to the global carbon cycle and was associated with trilobite …
[PDF][PDF] Mid-Cretaceous marine osmium isotopic record
東京大学大学院理学系研究科地球惑星科学専攻 - 2021 - repository.dl.itc.u-tokyo.ac.jp
Abstract Mid-Cretaceous (~ 120 to 90 Ma) experienced several dramatic environmental
perturbations (eg, oceanic anoxic events: OAEs, biotic crises, and extremely high …
perturbations (eg, oceanic anoxic events: OAEs, biotic crises, and extremely high …