Cape Basin off Namibia, 25.5° S transect (slope sediments)
Southeast Atlantic, Namibian margin
Sediments
- Type
- Sediment
Four stations from 605 to 2470 m under oxic bottom waters (165 to 221 µM O2), beneath the Benguela upwelling (Wu et al., 2020). Coordinates: transect centre computed from the four stations of Table 1.
δ51V in ‰ (per mil) Values of the same system
Standard : AA (Alfa Aesar)
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| −0.78 ± 0.06 ‰ | −0.86 / −0.73 ‰ | 4 | slope sediment, leached authigenic fraction (V) Mean and standard deviation recalculated from 4 analyses, -0.86 to -0.73 (8449-1 4-5 -0.74; 8451-1 4-5 -0.80; 8455-1 1-1.5 -0.86; 8455-1 2-3 -0.73). Stations: 8449-1 (-25.4800, 13.5500, 605 m, bottom-water O2 165 µM); 8451-1 (-25.4800, 13.3600, 1028 m, bottom-water O2 167 µM); 8455-1 (-25.5100, 13.1800, 1503 m, bottom-water O2 221 µM); 8470-1 (-25.5500, 12.8600, 2470 m, bottom-water O2 187 µM). | Wu et al. (2020), Sedimentary vanadium isotope signatures in low oxygen marine conditions… |
| −0.83 ± 0.06 ‰ | −0.87 / −0.78 ‰ | 2 | slope sediment, bulk sediment (V) Mean and standard deviation recalculated from 2 analyses, -0.87 to -0.78 (8470-1 1-1.5 -0.87; 8470-1 3-4 -0.78). Stations: 8449-1 (-25.4800, 13.5500, 605 m, bottom-water O2 165 µM); 8451-1 (-25.4800, 13.3600, 1028 m, bottom-water O2 167 µM); 8455-1 (-25.5100, 13.1800, 1503 m, bottom-water O2 221 µM); 8470-1 (-25.5500, 12.8600, 2470 m, bottom-water O2 187 µM). | Wu et al. (2020), Sedimentary vanadium isotope signatures in low oxygen marine conditions… |
Deposits of the same type
- Carbonate sediments of the Yuhuang and Duanqiao fields Océan Indien (eaux internationales)
- Paraíba do Sul and Guandu rivers Brazil
- NE Atlantic background carbonate sediments (core 23#12M) Océan Atlantique (eaux internationales)
- Gardon sedimentary archive (flood terrace, GE core) France
- Gardon mining tributary sediments (November 2011) France
- Present-day Gardon sediments (main stream, November 2011) France
- Cajarc reservoir on the Lot France
- Riou Mort and Riou Viou upstream of the Viviez plant France
Cite this page
IsoFind Atlas (2026). Cape Basin off Namibia, 25.5° S transect (slope sediments), isotope signatures. https://www.isofind.tech/isotopes/en/sites/bassin-du-cap-au-large-de-la-namibie-transect-a-25-5-s-sediments-de-pente/ (accessed 2026-10-21).
@misc{isofind2026capebasinoffnamibia255stranse,
title = {Cape Basin off Namibia, 25.5° S transect (slope sediments), isotope signatures},
author = {{IsoFind Atlas}},
year = {2026},
url = {https://www.isofind.tech/isotopes/en/sites/bassin-du-cap-au-large-de-la-namibie-transect-a-25-5-s-sediments-de-pente/},
note = {Accessed 2026-10-21}
}Updated : 2026-10-21