Barite–celestine geochemistry and environments of formation

JS Hanor - Reviews in Mineralogy and Geochemistry, 2000 - pubs.geoscienceworld.org
Minerals in the barite (BaSO4)–celestine (SrSO4) solid solution series,(Ba, Sr) SO4, occur in
a remarkably diverse range of sedimentary, metamorphic, and igneous geological …

Neodymium associated with foraminiferal carbonate as a recorder of seawater isotopic signatures

K Tachikawa, AM Piotrowski, G Bayon - Quaternary Science Reviews, 2014 - Elsevier
Neodymium isotopic ratios in marine environments have been used as a tracer of water
masses and exchange processes between dissolved and particulate phases. The interest in …

Strontium isotope stratigraphy

JM McArthur - 2010 - pubs.geoscienceworld.org
Strontium Isotope Stratigraphy | Application of Modern Stratigraphic TechniquesTheory and
Case Histories | GeoScienceWorld Books | GeoScienceWorld Skip to Main Content …

Rare earth elements in pore waters of marine sediments

BA Haley, GP Klinkhammer, J McManus - Geochimica et Cosmochimica …, 2004 - Elsevier
The rare earth elements (REEs) were measured in pore waters of the upper∼ 25 cm of
sediment from one site off Peru and three sites on the California margin. The pore water …

Barite in the ocean–occurrence, geochemistry and palaeoceanographic applications

EM Griffith, A Paytan - Sedimentology, 2012 - Wiley Online Library
The mineral barite (BaSO4) can precipitate in a variety of oceanic settings: in the water
column, on the sea floor and within marine sediments. The geological setting where barite …

Origin of marine barite deposits: Sr and S isotope characterization

A Paytan, S Mearon, K Cobb, M Kastner - Geology, 2002 - pubs.geoscienceworld.org
Barite can precipitate in microenvironments in the water column (marine barite), from
supersaturated pore fluids at the oxic-anoxic boundary within marine sediments and where …

Preservation of seawater Sr and Nd isotopes in fossil fish teeth: bad news and good news

EE Martin, HD Scher - Earth and Planetary Science Letters, 2004 - Elsevier
We analyzed 87Sr/86Sr ratios in foraminifera, pore fluids, and fish teeth for samples ranging
in age from Eocene to Pleistocene from four Ocean Drilling Program sites distributed around …

Late Ordovician-Early Silurian extension of the northern margin of the Upper Yangtze Platform (South China) and its impact on organic matter accumulation

B Xiao, L Xiong, Z Zhao, X Fu, Z Zhao, H Hou… - Journal of Petroleum …, 2023 - Elsevier
Breakthroughs in shale gas exploration in the Upper Ordovician-Lower Silurian strata of the
Upper Yangtze Platform have attracted interest in its sedimentary-tectonic evolution, but the …

Fossil fish teeth as proxies for seawater Sr and Nd isotopes

EE Martin, BA Haley - Geochimica et Cosmochimica Acta, 2000 - Elsevier
We analyzed Nd and Sr isotopic compositions of Neogene fossil fish teeth from two sites in
the Pacific in order to determine the effect of cleaning protocols and burial diagenesis on the …

Neodymium isotopes in authigenic phases, bottom waters and detrital sediments in the Gulf of Alaska and their implications for paleo-circulation reconstruction

J Du, BA Haley, AC Mix - Geochimica et Cosmochimica Acta, 2016 - Elsevier
The isotopic composition of neodymium (ε Nd) extracted from sedimentary Fe–Mn
oxyhydroxide offers potential for reconstructing paleo-circulation, but its application depends …