[HTML][HTML] A Cenozoic Record of Deep Oceanic Zn Isotopic Composition in Ferromanganese Crusts
M Zhao, N Planavsky, X Wang, Y Zhang… - American Journal of …, 2023 - ajsonline.org
Water plays a critical role in erosion and sediment transport and this relationship is most
evident in the hyperarid Atacama Desert of Northern Chile, a region characterized by …
evident in the hyperarid Atacama Desert of Northern Chile, a region characterized by …
[HTML][HTML] The geology and biogeochemistry of hydrocarbon seeps
SB Joye - Annual review of earth and planetary sciences, 2020 - annualreviews.org
Hydrocarbon seeps, deep sea extreme environments where deeply sourced fluids
discharge at the seabed, occur along continental margins across the globe. Energy-rich …
discharge at the seabed, occur along continental margins across the globe. Energy-rich …
Multiple sulfur isotopes discriminate organoclastic and methane-based sulfate reduction by sub-seafloor pyrite formation
The marine sulfate inventory represents the largest standing pool of electron acceptors,
which, via microbial sulfate reduction, is responsible for roughly half of the organic matter …
which, via microbial sulfate reduction, is responsible for roughly half of the organic matter …
Dynamics of pyrite formation and organic matter sulfurization in organic-rich carbonate sediments
Organic-rich carbonate sediments are deposited in a range of environments today and in the
geologic past. A significant part of organic matter (OM) degradation in such sediments often …
geologic past. A significant part of organic matter (OM) degradation in such sediments often …
Pyrite sulfur isotopes constrained by sedimentation rates: Evidence from sediments on the East China Sea inner shelf since the late Pleistocene
Isotopic compositions of coeval sulfide and sulfate have been widely employed to
reconstruct the seawater chemistry evolution over geologic time; however, these signals can …
reconstruct the seawater chemistry evolution over geologic time; however, these signals can …
Effects of sulfate reduction processes on the trace element geochemistry of sedimentary pyrite in modern seep environments
Although it has been suggested that the trace element patterns of sedimentary pyrite can be
affected by early diagenesis, detailed studies on modern marine environments addressing …
affected by early diagenesis, detailed studies on modern marine environments addressing …
Iron and sulfate reduction structure microbial communities in (sub-) Antarctic sediments
LC Wunder, DA Aromokeye, X Yin… - The ISME …, 2021 - academic.oup.com
Permanently cold marine sediments are heavily influenced by increased input of iron as a
result of accelerated glacial melt, weathering, and erosion. The impact of such …
result of accelerated glacial melt, weathering, and erosion. The impact of such …
Early diagenesis of iron and sulfur in Bornholm Basin sediments: The role of near-surface pyrite formation
Pyrite formation in marine sedimentary environments plays a key role in the global
biogeochemical cycles of carbon, sulfur and iron, regulating Earth's surface redox balance …
biogeochemical cycles of carbon, sulfur and iron, regulating Earth's surface redox balance …
[PDF][PDF] An evaluation of sedimentary molybdenum and iron as proxies for pore fluid paleoredox conditions
Iron speciation and trace metal proxies are commonly applied together in efforts to identify
anoxic settings marked by the presence of free sulfide (euxinia) or dissolved iron …
anoxic settings marked by the presence of free sulfide (euxinia) or dissolved iron …
Isotopically “heavy” pyrite in marine sediments due to high sedimentation rates and non-steady-state deposition
Sedimentary pyrite formation links the global biogeochemical cycles of carbon, sulfur, and
iron, which, in turn, modulate the redox state of the planet's surficial environment over …
iron, which, in turn, modulate the redox state of the planet's surficial environment over …