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Argentine Basin, stations 13813-1, 13809-2 and 13819-4 (shelf, slope and abyssal sediments)

Southwest Atlantic, Argentine margin

Sediments

Type
Sediment

Three stations from 58 to 4273 m, 34.7 to 39.5° S, under oxic bottom waters (180 to 250 µM O2) (Wu et al., 2020). Stations too far apart for a single point: coordinates in the signature notes.

δ51V in ‰ (per mil) Values of the same system

Standard : AA (Alfa Aesar)

ValueRangenMineral or matrixSource
−0.98 ± 0.16 ‰−1.15 / −0.77 ‰7sediment, leached authigenic fraction (V)
Mean and standard deviation recalculated from 7 analyses, -1.15 to -0.77 (13813-1 5 -1.15; 13813-1 35 -1.05; 13809-2 5 -0.86; 13809-2 15 -0.77; 13809-2 25 -0.82; 13819-4 5 -1.12; 13819-4 35 -1.11). Stations: 13813-1 (-34.7368, -53.5548, 58 m, bottom-water O2 250 µM); 13809-2 (-36.1278, -52.8317, 1398 m, bottom-water O2 180 µM); 13819-4 (-39.4907, -53.7093, 4273 m, bottom-water O2 216 µM).
Wu et al. (2020), Sedimentary vanadium isotope signatures in low oxygen marine conditions…
−0.76 ± 0.01 ‰−0.77 / −0.75 ‰2sediment, bulk sediment (V)
Mean and standard deviation recalculated from 2 analyses, -0.77 to -0.75 (13809-2 5 -0.77; 13809-2 15 -0.75). Stations: 13813-1 (-34.7368, -53.5548, 58 m, bottom-water O2 250 µM); 13809-2 (-36.1278, -52.8317, 1398 m, bottom-water O2 180 µM); 13819-4 (-39.4907, -53.7093, 4273 m, bottom-water O2 216 µM).
Wu et al. (2020), Sedimentary vanadium isotope signatures in low oxygen marine conditions…

Deposits of the same type

Cite this page

IsoFind Atlas (2026). Argentine Basin, stations 13813-1, 13809-2 and 13819-4 (shelf, slope and abyssal sediments), isotope signatures. https://www.isofind.tech/isotopes/en/sites/bassin-argentin-stations-13813-1-13809-2-et-13819-4-sediments-de-plateau-pente-et-plaine-abyssale/ (accessed 2026-10-21).

@misc{isofind2026argentinebasinstations1381311,
  title = {Argentine Basin, stations 13813-1, 13809-2 and 13819-4 (shelf, slope and abyssal sediments), isotope signatures},
  author = {{IsoFind Atlas}},
  year = {2026},
  url = {https://www.isofind.tech/isotopes/en/sites/bassin-argentin-stations-13813-1-13809-2-et-13819-4-sediments-de-plateau-pente-et-plaine-abyssale/},
  note = {Accessed 2026-10-21}
}

Updated : 2026-10-21