James River near the Newport News shipyard, sediment

Chesapeake Bay, James River estuary (Virginia), United States

Sediments

Type: Sediment

Surface sediment collected in November 1978. Crustal Os despite the nearby shipyards. Helz et al. (2000).

187Os/188Os isotope ratio, no unit Values of the same system

Standard : Rapport absolu, sans standard de référence

Value	Range	n	Mineral or matrix	Source
0.8056		1	surface sediment Single analysis (JR). JR Os 0.097 ng/g, Re 1.25 ng/g.	Helz et al. (2000), Osmium isotopes demonstrate distal transport of contaminated sediment…

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Cite this page

IsoFind Atlas (2026). James River near the Newport News shipyard, sediment, isotope signatures. https://www.isofind.tech/isotopes/en/sites/james-river-pres-des-chantiers-de-newport-news-sediment/ (accessed 2026-10-21).

@misc{isofind2026jamesrivernearthenewportnewss,
  title = {James River near the Newport News shipyard, sediment, isotope signatures},
  author = {{IsoFind Atlas}},
  year = {2026},
  url = {https://www.isofind.tech/isotopes/en/sites/james-river-pres-des-chantiers-de-newport-news-sediment/},
  note = {Accessed 2026-10-21}
}

Updated : 2026-10-21