Henkel, Susann; Kasten, Sabine; Hartmann, Jan; Silva Busso, A; Staubwasser, Michael (2018): Solid phase geochemistry of sediment core Potter_Cove_STA04 [dataset]. Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research, Bremerhaven, PANGAEA, https://doi.org/10.1594/PANGAEA.890293, In supplement to: Henkel, S et al. (2018): Iron cycling and stable Fe isotope fractionation in Antarctic shelf sediments, King George Island. Geochimica et Cosmochimica Acta, https://doi.org/10.1016/j.gca.2018.06.042
Always quote citation above when using data! You can download the citation in several formats below.
Further details:
Canfield, Donald E; Raiswell, Robert; Westrich, Joseph T; Reaves, Christopher M; Berner, Robert A (1986): The use of chromium reduction in the analysis of reduced inorganic sulfur in sediments and shales. Chemical Geology, 54 (1-2), 149-155, https://doi.org/10.1016/0009-2541(86)90078-1
Cornwell, Jeffrey C; Morse, John W (1987): The characterization of iron sulfide minerals in anoxic marine sediments. Marine Chemistry, 22 (2-4), 193-206, https://doi.org/10.1016/0304-4203(87)90008-9
Henkel, Susann; Kasten, Sabine; Poulton, Simon W; Staubwasser, Michael (2016): Determination of the stable iron isotopic composition of sequentially leached iron phases in marine sediments. Chemical Geology, 421, 93-102, https://doi.org/10.1016/j.chemgeo.2015.12.003
Poulton, Simon W; Canfield, Donald E (2005): Development of a sequential extraction procedure for iron: implications for iron partitioning in continentally derived particulates. Chemical Geology, 214(3-4), 209-221, https://doi.org/10.1016/j.chemgeo.2004.09.003
Schoenberg, Ronny; von Blanckenburg, Friedhelm (2005): An assessment of the accuracy of stable Fe isotope ratio measurements on samples with organic and inorganic matrices by high-resolution multicollector ICP-MS. International Journal of Mass Spectrometry, 242(2-3), 257-272, https://doi.org/10.1016/j.ijms.2004.11.025
Project(s):
Funding:
German Research Foundation (DFG), grant/award no. 5472008: Priority Programme 1158 Antarctic Research with Comparable Investigations in Arctic Sea Ice Areas
Coverage:
Latitude: -62.231000 * Longitude: -58.649190
Date/Time Start: 2012-01-30T00:00:00 * Date/Time End: 2012-01-30T00:00:00
Minimum DEPTH, sediment/rock: 0.005 m * Maximum DEPTH, sediment/rock: 0.195 m
Event(s):
Comment:
Methods:
Total acid digestion:
• Dissolution of dry sediment in 3 mL HCl, 2 mL HNO3, and 0.5 mL HF in a CEM Mars Xpress microwave system
• Elemental contents determined by ICP-OES (Iris Intrepid II)
Sequential Fe extraction:
• after Poulton and Canfield (2005) and Henkel et al. (2016)
δ56Fe analysis:
• Processing after Henkel et al. (2016)
• Column separation after Schoenberg and von Blanckenburg (2005)
• Isotope analysis on a ThermoFinnigan Neptune Multicollector-ICP-MS (standard-sample bracketing method with IRMM-014) (Schoenberg and von Blanckenburg 2005)
Acid volatile sulfur (AVS):
• Extraction with 6M HCl (e.g., Cornwell and Morse 1987)
Chromium reducible sulfur (CRS):
• Extraction with CrCl2 solution (e.g., Zhabina and Volkov 1978, Canfield et al. 1986)
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Core | Core | Henkel, Susann | |||
| 2 | DEPTH, sediment/rock | Depth sed | m | Henkel, Susann | Geocode | |
| 3 | Iron | Fe | % | Henkel, Susann | wt % | |
| 4 | Manganese | Mn | % | Henkel, Susann | wt % | |
| 5 | Sulfur, total | TS | % | Henkel, Susann | wt % | |
| 6 | Aluminium | Al | % | Henkel, Susann | wt % | |
| 7 | Acid volatile sulfur | AVS | % | Henkel, Susann | Acid volatile sulfur (AVS) analysis (Cornwell & Morse, 1987) | wt % |
| 8 | Chromium reducible sulfur | CRS | % | Henkel, Susann | Chromium reducible sulfur (CRS) analysis (Canfield et al., 1986) | wt % |
| 9 | Iron | Fe | % | Henkel, Susann | Sequential Fe extraction (Poulton & Canfield, 2005; Henkel et al., 2016) | Fe_aca, Sodium acetate extraction [wt %] |
| 10 | Iron | Fe | % | Henkel, Susann | Sequential Fe extraction (Poulton & Canfield, 2005; Henkel et al., 2016) | Fe_hyam, HydroxylamineHCl extraction [wt %] |
| 11 | Iron | Fe | % | Henkel, Susann | Sequential Fe extraction (Poulton & Canfield, 2005; Henkel et al., 2016) | Fe_di-ct, Sodium dithionite/Sodium citrate extraction [wt %] |
| 12 | Iron | Fe | % | Henkel, Susann | Sequential Fe extraction (Poulton & Canfield, 2005; Henkel et al., 2016) | Fe_oxa, Oxalate/oxlic acid acid extraction [wt %] |
| 13 | δ56/54Fe | δ56/54Fe | ‰ | Henkel, Susann | MC-ICP-MS Thermo-Finnigan Neptune | Fe_aca, Sodium acetate extraction, relative to IRMM-014 |
| 14 | δ56/54Fe, standard deviation | δ56/54Fe std dev | ± | Henkel, Susann | MC-ICP-MS Thermo-Finnigan Neptune | Fe_aca, Sodium acetate extraction, relative to IRMM-014 |
| 15 | δ56/54Fe | δ56/54Fe | ‰ | Henkel, Susann | MC-ICP-MS Thermo-Finnigan Neptune | Fe_hyam, HydroxylamineHCl extraction, relative to IRMM-014 |
| 16 | δ56/54Fe, standard deviation | δ56/54Fe std dev | ± | Henkel, Susann | MC-ICP-MS Thermo-Finnigan Neptune | Fe_hyam, HydroxylamineHCl extraction, relative to IRMM-014 |
| 17 | δ56/54Fe | δ56/54Fe | ‰ | Henkel, Susann | MC-ICP-MS Thermo-Finnigan Neptune | Fe_di-ct, Sodium dithionite/Sodium citrate extraction, relative to IRMM-014 |
| 18 | δ56/54Fe, standard deviation | δ56/54Fe std dev | ± | Henkel, Susann | MC-ICP-MS Thermo-Finnigan Neptune | Fe_di-ct, Sodium dithionite/Sodium citrate extraction, relative to IRMM-014 |
| 19 | δ56/54Fe | δ56/54Fe | ‰ | Henkel, Susann | MC-ICP-MS Thermo-Finnigan Neptune | Fe_oxa, Oxalate/oxlic acid acid extraction, relative to IRMM-014 |
| 20 | δ56/54Fe, standard deviation | δ56/54Fe std dev | ± | Henkel, Susann | MC-ICP-MS Thermo-Finnigan Neptune | Fe_oxa, Oxalate/oxlic acid acid extraction, relative to IRMM-014 |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
282 data points