Trace elements in methane-seep carbonates: Potentials, limitations, and perspectives
Marine authigenic carbonates form shallow-water microbialites, mud mounds, and
hydrocarbon-seep deposits and contain appreciable amounts of trace elements that yield …
hydrocarbon-seep deposits and contain appreciable amounts of trace elements that yield …
[HTML][HTML] Dissolved inorganic carbon pump in methane-charged shallow marine sediments: state of the art and new model perspectives
Methane transport from subsurface reservoirs to shallow marine sediment is characterized
by unique biogeochemical interactions significant for ocean chemistry. Sulfate-Methane …
by unique biogeochemical interactions significant for ocean chemistry. Sulfate-Methane …
Evaluating the fidelity of the cerium paleoredox tracer during variable carbonate diagenesis on the Great Bahamas Bank
Inferring redox conditions for ancient marine environments is critical to our understanding of
biogeochemical cycles over Earth history. Because of the redox sensitivity of cerium (Ce) …
biogeochemical cycles over Earth history. Because of the redox sensitivity of cerium (Ce) …
Authigenic carbonates from seeps on the northern continental slope of the South China Sea: New insights into fluid sources and geochronology
Seep carbonates represent excellent archives of seepage activities near seafloors. In order
to provide insights on sources of seeping fluids, stable carbon and oxygen isotopes and …
to provide insights on sources of seeping fluids, stable carbon and oxygen isotopes and …
Mobility and fractionation of REEs during deep weathering of geochemically contrasting granites in a tropical setting, Malaysia
ZM Yusoff, BT Ngwenya, I Parsons - Chemical Geology, 2013 - Elsevier
In this study we describe the mobility and fractionation of REEs in two deep (up to 30m)
tropical weathering profiles developed on two granites from the Kuala Lumpur pluton …
tropical weathering profiles developed on two granites from the Kuala Lumpur pluton …
New insights into cerium anomalies and mechanisms of trace metal enrichment in authigenic carbonate from hydrocarbon seeps
Y Hu, D Feng, J Peckmann, HH Roberts, D Chen - Chemical Geology, 2014 - Elsevier
Authigenic carbonates that form at marine hydrocarbon seeps provide a unique geological
archive of past local environmental conditions and pore fluid geochemistry. Recent work on …
archive of past local environmental conditions and pore fluid geochemistry. Recent work on …
Evidence of intense methane seepages from molybdenum enrichments in gas hydrate-bearing sediments of the northern South China Sea
F Chen, Y Hu, D Feng, X Zhang, S Cheng, J Cao, H Lu… - Chemical …, 2016 - Elsevier
The application of molybdenum (Mo) enrichment to sediments can potentially provide
unique constraints on the methane seepage dynamics at continental margins. We report …
unique constraints on the methane seepage dynamics at continental margins. We report …
Changing redox conditions at cold seeps as revealed by authigenic carbonates from Alaminos Canyon, northern Gulf of Mexico
Anaerobic oxidation of methane in anoxic sediments at cold seeps often leads to formation
of authigenic carbonates close to the seafloor along continental margins. Recent work …
of authigenic carbonates close to the seafloor along continental margins. Recent work …
The effect of diagenesis and fluid migration on rare earth element distribution in pore fluids of the northern Cascadia accretionary margin
Analytical challenges in obtaining high quality measurements of rare earth elements (REEs)
from small pore fluid volumes have limited the application of REEs as deep fluid …
from small pore fluid volumes have limited the application of REEs as deep fluid …
Rare earth elements in authigenic methane-seep carbonates as tracers for fluid composition during early diagenesis
Authigenic carbonates forming at an active methane-seep on the Makran accretionary prism
mainly consist of aragonite in the form of microcrystalline, cryptocrystalline, and botryoidal …
mainly consist of aragonite in the form of microcrystalline, cryptocrystalline, and botryoidal …