期刊: GEOCHEMICAL PERSPECTIVES LETTERS, 2021; 18 ()
Eukaryotes reached ecological importance in the late Neoproterozoic Era, some one billion years after their emergence. Their slow rise to prominence h......
期刊: GEOCHEMICAL PERSPECTIVES LETTERS, 2021; 18 ()
The emergence of subaerial landmasses should have inevitably modulated the chemical composition of the atmosphere-ocean and long term climate. However......
期刊: GEOCHEMICAL PERSPECTIVES LETTERS, 2021; 17 ()
The composition of continental crust records the balance between construction by tectonics and destruction by physical and chemical erosion. Quantitat......
期刊: GEOCHEMICAL PERSPECTIVES LETTERS, 2021; 17 ()
Carbonatite, an unusual carbonate-rich igneous rock, is known to be sourced from the mantle which provides insights into mantle-to-crust carbon transf......
期刊: GEOCHEMICAL PERSPECTIVES LETTERS, 2021; 16 ()
The rapid oxidation of framboidal pyrite is conventionally attributed to its fine grain size. However, the effect of the crystal facets of the microcr......
期刊: GEOCHEMICAL PERSPECTIVES LETTERS, 2021; 17 ()
Incorporation of smallmolecules in silicatemeltsmay provide an importantmechanism for storing noble gases in the deep Earth, yet the means by which ch......
期刊: GEOCHEMICAL PERSPECTIVES LETTERS, 2020; 14 ()
Pressure dependent fractionation (PDF) of carbon and hydrogen isotopes in lipid biosynthesis by gram-negative piezophilic bacteria has been reported t......
期刊: GEOCHEMICAL PERSPECTIVES LETTERS, 2020; 14 ()
The known deep subsurface biosphere on Earth persists in diversified habitats, including deep within igneous rocks of the oceanic crust. Here, we exte......
期刊: GEOCHEMICAL PERSPECTIVES LETTERS, 2020; 14 ()
Methane is an important greenhouse gas whose emissions into the oceans and atmosphere are regulated by relatively unconstrained anaerobic and aerobic ......
期刊: GEOCHEMICAL PERSPECTIVES LETTERS, 2020; 15 ()
Widespread deposition of iron-rich sedimentary rocks (ironstones) occurred during the Sturtian ice age, the earlier of two Cryogenian 'Snowball Earth'......
期刊: GEOCHEMICAL PERSPECTIVES LETTERS, 2020; 15 ()
We use triple oxygen isotopes of altered granitic rocks to determine the isotope composition of meteoric waters in a fossil hydrothennal system, the l......
期刊: GEOCHEMICAL PERSPECTIVES LETTERS, 2020; 15 ()
Continental rifting has been linked to the thinning and destruction of cratonic lithosphere and to the release of enough CO2 to impact the global clim......
期刊: GEOCHEMICAL PERSPECTIVES LETTERS, 2020; 16 ()
Barium (Ba) is a fluid mobile element and enriched in the Earth's crust, which has potential implications for constraining fluid activities during mag......
期刊: GEOCHEMICAL PERSPECTIVES LETTERS, 2020; 13 ()
The molybdenum (Mo) isotope ratios (delta Mo-98/95) of river waters control the (delta Mo-98/95) values of seawater and impact on the use of Mo isotop......
期刊: GEOCHEMICAL PERSPECTIVES LETTERS, 2020; 13 ()
Marine sediments have been considered to be a major sink for microplastics, yet the pollution history of microplastics recorded in these sediments rem......