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(Table 4) Stable oxygen and carbon isotopes of sediment cores GeoB11936 and G...
HMC - high Mg calcite; LMC - low-Mg calcite.a Assuming a similar mineralogy as in the CO facies of the carbonate samples.b Based on unpublished XRD data on the same core depths. -
(Table 3) Carbon and oxygen stable isotopes in sub-samples and calculated pre...
CO - lithified coccolith ooze; TZ - Transition Zone; YA - Yellowish Aragonite; HMC - high-Mg calcite; LMC - low-Mg calcite.Mineralogy - Main and accessory (in brackets)... -
(Table 2) X-ray diffractometry analyses of carbonate samples from station Geo...
CO - lithified coccolith ooze; TZ - Transition Zone; YA - Yellowish Aragonite* Badly defined LMC (104)-peak hampered unambiguous determination of d-value.MgCO3, weighted mean =... -
Sulphate concentration, Mg/Ca ratio, Cl- content and δ¹⁸O of interstitial wat...
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(Table 3) Concentrations and δ¹³C values of selected compounds from diverse s...
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(Table 2) Stable carbon and oxygen isotope of station GeoB9908-1
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(Table 1) XRD and geochemical bulk sediment analyses on specific lithological...
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(Table 1) Summary of sampling points described and main petrographic, morphol...
Targeted sampling on the Dolgovskoy Mound (northern Shatsky Ridge) revealed the presence of spectacular laterally extensive and differently shaped authigenic carbonates. The... -
Mineralogical and stable isotope analyses of carbonates from the eastern Blac...
Authigenic carbonates associated with cold seeps provide valuable archives of changes in the long-term seepage activity. To investigate the role of shallow-buried hydrates on... -
Mineralogical, geochemical, and lipid biomarker study of cabonate precipitate...
Carbonate precipitates recovered from 2,000 m water depth at the Dolgovskoy Mound (Shatsky Ridge, north eastern Black Sea) were studied using mineralogical, geochemical and... -
Data compilation of locations of seafloor seeps
Data compilation localising global cold seepage sites on the seafloor. -
X-ray diffraction profiles, Raman spectra and carbon and oxygen isotope compo...
The mineral phase of primary marine fibrous carbonate is supposed to be mainly controlled by the Mg/Ca of seawater during precipitation. However, fibrous Mg calcite was... -
(Appendix 1) Stable carbon and hydrogen data of different settings
w.m.: values are given as weighted mean of seperate aliquots extracted over time, n.m.: not measured, n.d.: not detected, Depth, sediment=mbsf: meter below seafloor -
(Appendix 3) Tabulated data of total carbon (TC) and total organic carbon (TO...
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(Appendix 4) Mineral content from different oceanographic settings
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Mineral surface areas (MSA) of sediments from different oceanographic settings
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(Appendix 7) Tabulated data of hydrocarbon gases from different oceanographic...
n.m.: not measured, n.d.: not detected, Depth, sediment=meter below seafloor -
(Appendix 1-4) Geochemistry, desorption methods, TOC, TC, and mineral content...
Sorption of volatile hydrocarbon gases (VHCs) to marine sediments is a recognized phenomenon that has been investigated in the context of petroleum exploration. However, little... -
(Table 2) Carbon stable isotopic signatures and gas geochemical compositions ...
GoM Gulf of Mexico, BS Black Sea, MS Mediterranean Sea, MV mud volcanoa: Data from Schmale et al. (2010)b: standard deviation with <1‰ higher than for other samples (0.5 to... -
(Table 1) Total organic and carbonate carbon in seep carbonates from the Gulf...
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