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Atlantic, Cape Verde Basin, station ANT XXIII/1 69/14

Atlantic Ocean

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Type
Other medium

Station of de Souza et al. (2012). Below 2000 m, Atlantic δ30Si results from quasi-conservative mixing between NADW precursors (+1.7 to +1.85 ‰, Si-poor) and AABW (about +1.2 ‰, Si-rich); the contrast arises from diatom Si utilisation in the Southern Ocean. Water depth 4924 m; coordinates from Table 1.

δ30Si in ‰ (per mil) Values of the same system

Standard : NBS 28

ValueRangenMineral or matrixSource
2.1 ± 0.69 ‰1.63 / 2.89 ‰3filtered seawater (0.2-0.45 µm), dissolved silicic acid
Mean and standard deviation recalculated from 3 samples. Thermocline and intermediate waters (< 1000 m), 40 to 200 m; dissolved silicon 0.8 to 9.3 µM. Profile: 40 m: +2.89, 100 m: +1.79, 200 m: +1.63 ‰.
de Souza et al. (2012), Southern Ocean control of silicon stable isotope distribution in …

Deposits of the same type

Cite this page

IsoFind Atlas (2026). Atlantic, Cape Verde Basin, station ANT XXIII/1 69/14, isotope signatures. https://www.isofind.tech/isotopes/en/sites/atlantique-bassin-du-cap-vert-station-ant-xxiii-1-69-14/ (accessed 2026-10-13).

@misc{isofind2026atlanticcapeverdebasinstation,
  title = {Atlantic, Cape Verde Basin, station ANT XXIII/1 69/14, isotope signatures},
  author = {{IsoFind Atlas}},
  year = {2026},
  url = {https://www.isofind.tech/isotopes/en/sites/atlantique-bassin-du-cap-vert-station-ant-xxiii-1-69-14/},
  note = {Accessed 2026-10-13}
}

Updated : 2026-10-13