| South Atlantic, station 11 of the GEOTRACES 40° S cruise | −6 ± 0.2 ε | −6.2 / −5.8 ε | 12 | | Owens et al. (2017), Thallium-isotopic compositions of euxinic sediments as a proxy for g… |
| South Atlantic, station 3 of the GEOTRACES 40° S cruise | −6 ± 0.27 ε | −6.2 / −5.8 ε | 12 | | Owens et al. (2017), Thallium-isotopic compositions of euxinic sediments as a proxy for g… |
| South Atlantic, station 6 of the GEOTRACES 40° S cruise | −6 ± 0.3 ε | −6.2 / −5.8 ε | 11 | | Owens et al. (2017), Thallium-isotopic compositions of euxinic sediments as a proxy for g… |
| South Atlantic, station 8 of the GEOTRACES 40° S cruise | −6.1 ± 0.1 ε | −6.2 / −6.1 ε | 6 | | Owens et al. (2017), Thallium-isotopic compositions of euxinic sediments as a proxy for g… |
| Cariaco Basin, water column Venezuela | −5.4 ± 0.3 ε | | 1 | seawater at 35 m | Owens et al. (2017), Thallium-isotopic compositions of euxinic sediments as a proxy for g… |
| Cariaco Basin, water column Venezuela | −5.9 ± 0.3 ε | | 1 | seawater at 100 m | Owens et al. (2017), Thallium-isotopic compositions of euxinic sediments as a proxy for g… |
| Cariaco Basin, water column Venezuela | −5.2 ± 0.4 ε | | 2 | seawater at 150 m | Owens et al. (2017), Thallium-isotopic compositions of euxinic sediments as a proxy for g… |
| Shallow-water diagenetic Fe-Mn deposit (encrustation), southwest Baltic Sea (MB99IS1) | −5.25 ± 0.07 ε | −5.3 / −5.2 ε | 2 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Shallow-water diagenetic Fe-Mn deposit (micronodules), Gulf of Bothnia (82-43-108) | −0.2 ε | −0.2 / −0.2 ε | 2 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Deep-water diagenetic Fe-Mn deposit (crust), Indian Ocean (VA16, 13KD-1) | 8.6 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Deep-water diagenetic Fe-Mn deposit (nodule), Northwest Atlantic (USGS, Nod-A-1), USGS reference material | 8.9 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Deep-water diagenetic Fe-Mn deposit (nodule), South Atlantic (GeoB1037-2) | 3.3 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Deep-water diagenetic Fe-Mn deposit (nodule), Pacific (DOMES A, Mn164: DJ18) | 4.3 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Deep-water diagenetic Fe-Mn deposit (nodule), Pacific (DOMES A, Mn192: DJ48) | 2.3 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Deep-water diagenetic Fe-Mn deposit (nodule), Pacific (GSJ, JMn-1), GSJ reference material | 6.2 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Deep-water diagenetic Fe-Mn deposit (nodule), Pacific (USGS, Nod-P-1), USGS reference material | 0.5 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Hydrogenetic Fe-Mn deposit (crust), North Atlantic (Alv 539, 2-1A) | 11.6 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Hydrogenetic Fe-Mn deposit (crust), North Atlantic (ArcI TR079, D-14) | 12.3 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Hydrogenetic Fe-Mn deposit (crust), North Atlantic (BM1963.897) | 12.8 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Hydrogenetic Fe-Mn deposit (crust), North Atlantic (Discovery 144, D 10979) | 12.6 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Hydrogenetic Fe-Mn deposit (crust), North Atlantic (Hudson St. 54, BM1969.05) | 12.4 ± 0.14 ε | 12.3 / 12.5 ε | 2 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Hydrogenetic Fe-Mn deposit (crust), South Atlantic (Endeavor EN063, 32D) | 13.1 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Hydrogenetic Fe-Mn deposit (crust), South Atlantic (SO-84, DS43) | 14.1 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Hydrogenetic Fe-Mn deposit (crust), Pacific (F10-89-CP, D11-1) | 14.1 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Hydrogenetic Fe-Mn deposit (crust), Pacific (F10-89-CP, D27-2-1) | 10.9 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Hydrogenetic Fe-Mn deposit (crust), Pacific (F7-86-HW, CD29-2) | 14.3 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Hydrogenetic Fe-Mn deposit (crust), Pacific (F7-87-SC, D9-16) | 10.4 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Hydrogenetic Fe-Mn deposit (crust), Pacific (GMAT, 14D) | 12 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Hydrogenetic Fe-Mn deposit (crust), Pacific (S6-79-NP, D4-13A) | 13.7 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Hydrogenetic Fe-Mn deposit (crust), Pacific (VA13/2, 237KD) | 13.8 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Hydrogenetic Fe-Mn deposit (crust), Magellan Seamounts (No. 0327) | 10.13 ± 0.15 ε | | | | Wang et al. (2026), Thallium isotopic fractionation during adsorption onto natural mangan… |
| Hydrogenetic Fe-Mn deposit (crust), Southern Ocean (DR 153) | 13.7 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Hydrogenetic Fe-Mn deposit (crust), Indian Ocean (Antipode, 109D-C) | 13.9 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Hydrogenetic Fe-Mn deposit (crust), Indian Ocean (DODO, 232D) | 13.6 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Hydrogenetic Fe-Mn deposit (nodule), Southern Ocean (TBD 463, 6854-6) | 11.3 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Mixed hydrothermal-hydrogenetic Fe-Mn deposit (crust), Southern Ocean (MW8801, D18-1) | 7.7 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Mixed hydrothermal-hydrogenetic Fe-Mn deposit (crust), Southern Ocean (Vulcan 5, D34-39) | 10.3 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Hydrothermal manganese deposit, Hawaii (F11-91-HW, 1-D1-1B) | −5.9 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Hydrothermal manganese deposit, Yap Arc (F11-90-CP, D11-9-3) | −3 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Hydrothermal manganese deposit, Mariana Arc (TT192, D3-3-II) | 0 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Hydrothermal manganese deposit, Lau Basin (L3-84-SP, D1-17-IV) | 7 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Hydrothermal manganese deposit, Galapagos Ridge (Pleiades II, D5-1A) | 4.1 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Hydrothermal manganese deposit, Tonga Ridge (L3-84-SP, D17-1-IV) | −2.6 ± 0.45 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Tenerife coastal seawater (TSW) Spain | −8.1 ε | | 1 | | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Tenerife coastal seawater (TSW) Spain | −8.7 ± 1 ε | | 3 | coastal seawater (in-house standard TSW) | Nielsen et Rehkämper (2012), Thallium isotopes and their application to problems in earth… |
| Tenerife coastal seawater (TSW) Spain | −8 ± 1.6 ε | | 7 | filtered coastal seawater (0.45 µm), in-house standard TSW | Nielsen et al. (2004), The precise and accurate determination of thallium isotope composi… |
| Black Sea, water column (southwestern basin) | −2.2 ± 0.3 ε | | 4 | seawater at 30 m | Owens et al. (2017), Thallium-isotopic compositions of euxinic sediments as a proxy for g… |
| Black Sea, water column (southwestern basin) | −0.8 ± 0.3 ε | | 2 | seawater at 100 m | Owens et al. (2017), Thallium-isotopic compositions of euxinic sediments as a proxy for g… |
| Black Sea, water column (southwestern basin) | 0.4 ± 0.3 ε | | 1 | seawater at 150 m | Owens et al. (2017), Thallium-isotopic compositions of euxinic sediments as a proxy for g… |
| Arctic Ocean, station 3 of the Arctic 2000 cruise | −5.2 ε | | 1 | unfiltered seawater at 5 m | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| Arctic Ocean, station 3 of the Arctic 2000 cruise | −5.7 ε | | 1 | unfiltered seawater at 2000 m | Rehkämper et al. (2002), Thallium isotope variations in seawater and hydrogenetic, diagen… |
| North Pacific, SAFe station (SAFe D1 reference sample) | −6 ± 0.3 ε | −6.3 / −5.8 ε | 8 | | Owens et al. (2017), Thallium-isotopic compositions of euxinic sediments as a proxy for g… |
| Siders Pond (Falmouth) United States | −2.27 ± 1.48 ε | −3.85 / −0.05 ε | 13 | oxic surface waters, dissolved oxygen 0.5 mg/L or more (dissolved Tl) | Ostrander et al. (2023), Thallium isotope cycling between waters, particles, and sediment… |
| Siders Pond (Falmouth) United States | −3.06 ± 0.63 ε | −4 / −2.27 ε | 9 | anoxic sulphidic waters, dissolved oxygen below 0.5 mg/L (dissolved Tl) | Ostrander et al. (2023), Thallium isotope cycling between waters, particles, and sediment… |
| Siders Pond (Falmouth) United States | −2.87 ± 2.43 ε | −5.52 / 0.93 ε | 9 | particles of oxic surface waters | Ostrander et al. (2023), Thallium isotope cycling between waters, particles, and sediment… |
| Siders Pond (Falmouth) United States | −3.62 ± 0.69 ε | −4.45 / −2.78 ε | 7 | particles of anoxic sulphidic waters | Ostrander et al. (2023), Thallium isotope cycling between waters, particles, and sediment… |
| Siders Pond (Falmouth) United States | −3.12 ± 0.29 ε | −3.35 / −2.79 ε | 3 | authigenic fraction of sediments below oxic waters (1 to 3 m) | Ostrander et al. (2023), Thallium isotope cycling between waters, particles, and sediment… |
| Siders Pond (Falmouth) United States | −4.27 ± 0.41 ε | −4.84 / −3.73 ε | 8 | authigenic fraction of sediments below anoxic waters (4 to 14.25 m) | Ostrander et al. (2023), Thallium isotope cycling between waters, particles, and sediment… |
| Siders Pond (Falmouth) United States | −1.93 ± 0.41 ε | −3.02 / −1.49 ε | 11 | detrital fraction of sediments (leach residue, 1 to 14.25 m) | Ostrander et al. (2023), Thallium isotope cycling between waters, particles, and sediment… |
| Siders Pond (Falmouth) United States | −1.8 ± 0.4 ε | | 1 | surface water of neighbouring Shivericks Pond (31 July 2021) | Ostrander et al. (2023), Thallium isotope cycling between waters, particles, and sediment… |
