Mixed hydrothermal-hydrogenetic Fe-Mn deposit (crust), Southern Ocean (Vulcan 5, D34-39)
Southern Ocean
Other media
- Type
- Other medium
Mixed hydrothermal-hydrogenetic Fe-Mn deposit (crust) of Rehkämper et al. (2002), Southern Ocean, 3983-3648 m water depth; 9.48 ppm Tl, 8.05 % Mn and 20.7 % Fe. Mixed crust, with Tl isotope composition and content intermediate between hydrothermal deposits and hydrogenetic crusts. Coordinates from Table 1.
ε205Tl in ε units (parts per 10,000) Values of the same system
Standard : NIST SRM 997
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| 10.3 ± 0.45 ε | 1 | Single analysis; ± 0.45 ε (2σ, external reproducibility on an in-house Fe-Mn crust); 9.48 ppm Tl. | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
206Pb/204Pb isotope ratio, no unit Values of the same system
Standard : NIST SRM 981
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| 18.856 ± 0.003 | 1 | Single analysis; uncertainty estimated from the external precision of about 150 ppm (2σ). | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
207Pb/204Pb isotope ratio, no unit Values of the same system
Standard : NIST SRM 981
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| 15.658 ± 0.002 | 1 | Single analysis; uncertainty estimated from the external precision of about 150 ppm (2σ). | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
208Pb/204Pb isotope ratio, no unit Values of the same system
Standard : NIST SRM 981
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| 38.928 ± 0.006 | 1 | Single analysis; uncertainty estimated from the external precision of about 150 ppm (2σ). | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
Deposits of the same type
- Southern Ocean (Atlantic sector), surface 52 to 60° S
- Southern Ocean (Atlantic sector), Polar Front, station PS71-104
- Subantarctic South Atlantic, Meteor Rise (TSO-5)
- South Atlantic, station 6 of the GEOTRACES 40° S cruise
- South Atlantic, station 11 of the GEOTRACES 40° S cruise
- South Atlantic, station 3 of the GEOTRACES 40° S cruise
- Hydrogenetic Fe-Mn deposit (nodule), Southern Ocean (TBD 463, 6854-6)
- South Atlantic, station 8 of the GEOTRACES 40° S cruise
Cite this page
IsoFind Atlas (2026). Mixed hydrothermal-hydrogenetic Fe-Mn deposit (crust), Southern Ocean (Vulcan 5, D34-39), isotope signatures. https://www.isofind.tech/isotopes/en/sites/depot-fe-mn-mixte-hydrothermal-et-hydrogenetique-croute-ocean-austral-vulcan-5-d34-39/ (accessed 2026-10-16).
@misc{isofind2026mixedhydrothermalhydrogenetic,
title = {Mixed hydrothermal-hydrogenetic Fe-Mn deposit (crust), Southern Ocean (Vulcan 5, D34-39), isotope signatures},
author = {{IsoFind Atlas}},
year = {2026},
url = {https://www.isofind.tech/isotopes/en/sites/depot-fe-mn-mixte-hydrothermal-et-hydrogenetique-croute-ocean-austral-vulcan-5-d34-39/},
note = {Accessed 2026-10-16}
}Updated : 2026-10-16