Solid phase geochemistry of sediment core Potter_Cove_STA10 ...
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:• Pro...
Main Authors: | , , , , |
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Format: | Dataset |
Language: | English |
Published: |
PANGAEA
2018
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Subjects: | |
Online Access: | https://dx.doi.org/10.1594/pangaea.890294 https://doi.pangaea.de/10.1594/PANGAEA.890294 |
Summary: | 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) ... |
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