A Cenozoic record of deep oceanic Zn isotopic composition in ferromanganese crusts
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 …
A review of the stable isotope bio-geochemistry of the global silicon cycle and its associated trace elements
Silicon (Si) is the second most abundant element in the Earth's crust and is an important
nutrient in the ocean. The global Si cycle plays a critical role in regulating primary …
nutrient in the ocean. The global Si cycle plays a critical role in regulating primary …
Evolution of the global carbon cycle and climate regulation on earth
The existence of stabilizing feedbacks within Earth's climate system is generally thought to
be necessary for the persistence of liquid water and life. Over the course of Earth's history …
be necessary for the persistence of liquid water and life. Over the course of Earth's history …
Stable silicon isotope signatures of marine pore waters–Biogenic opal dissolution versus authigenic clay mineral formation
Dissolved silicon isotope compositions have been analysed for the first time in pore waters
(δ 30 Si PW) of three short sediment cores from the Peruvian margin upwelling region with …
(δ 30 Si PW) of three short sediment cores from the Peruvian margin upwelling region with …
The Missing Silica Sink: Revisiting the Marine Sedimentary Si Cycle Using Cosmogenic 32Si
Burial of biogenic silica (bSitotal) in high sedimentation rate continental margins remains
highly uncertain. Cosmogenic 32Si (t1/2~ 140 years) can be used to trace the fates of …
highly uncertain. Cosmogenic 32Si (t1/2~ 140 years) can be used to trace the fates of …
Dissolved silica in the subterranean estuary and the impact of submarine groundwater discharge on the global marine silica budget
Groundwater's role in the global marine budget of dissolved silica (DSi), an essential
nutrient, is constrained using DSi groundwater concentrations from multiple endmember …
nutrient, is constrained using DSi groundwater concentrations from multiple endmember …
[HTML][HTML] The evolution of the marine Si cycle in the Archean-Palaeozoic-an overlooked Si source?
A Jurkowska, E Świerczewska-Gładysz - Earth-Science Reviews, 2024 - Elsevier
Marine siliceous deposits of cherts are known to have formed since the Archean and reflect
the biogeochemical Si cycle, comprising the burial of Si in sediments during diagenesis. The …
the biogeochemical Si cycle, comprising the burial of Si in sediments during diagenesis. The …
Late Neoproterozoic seawater oxygenation by siliceous sponges
The Cambrian explosion, the rapid appearance of most animal phyla in the geological
record, occurred concurrently with bottom seawater oxygenation. Whether this oxygenation …
record, occurred concurrently with bottom seawater oxygenation. Whether this oxygenation …
Marine clay maturation induces systematic silicon isotope decrease in authigenic clays and pore fluids
Marine silicate alteration exerts a major influence on marine carbon and cation cycles, but
has proven difficult to quantify. In this context, silicon isotopes of marine pore fluids became …
has proven difficult to quantify. In this context, silicon isotopes of marine pore fluids became …
Impact of ambient conditions on the Si isotope fractionation in marine pore fluids during early diagenesis
Benthic fluxes of dissolved silicon (Si) from sediments into the water column are driven by
the dissolution of biogenic silica (bSiO 2) and terrigenous Si minerals and modulated by the …
the dissolution of biogenic silica (bSiO 2) and terrigenous Si minerals and modulated by the …