noaa-ocean-22810 Osmium isotope variations across the K-Pg boundary in the Indian Ocean and Southern Ocean Zaiss, J.; Ravizza, G. Osmium isotope variations across the K-Pg boundary in the Indian Ocean and Southern Ocean 2017-10-11 NCDC-Paleoclimatology ONLINE Files Pending https://www.ncdc.noaa.gov/paleo/study/22810 Investigator J. Zaiss Investigator G. Ravizza earth science paleoclimate paleoceanography 187Os/188Os,null,two standard error,dimensionless,null,paleoceanography,null,inductively-coupled plasma mass spectrometry,N,Bulk Sediment Digestion by Carius Tube earth science paleoclimate paleoceanography 187Os/188Os,null,null,dimensionless,null,paleoceanography,null,inductively-coupled plasma mass spectrometry,N,leachate; Decarbonation by cold drop-wise addition of ˜4N HNO3 followed by centrifugtion and Carius tube digestion earth science paleoclimate paleoceanography 187Os/188Os,null,two standard error,dimensionless,null,paleoceanography,null,inductively-coupled plasma mass spectrometry,N,leachate; Decarbonation by cold drop-wise addition of ˜4N HNO3 followed by centrifugtion and Carius tube digestion earth science paleoclimate paleoceanography osmium,null,two standard error,picogram per gram,null,paleoceanography,null,inductively-coupled plasma mass spectrometry,N,leachate; by isotope dilution earth science paleoclimate paleoceanography depth,null,null,meter,null,paleoceanography,null,null,N,meters below seafloor earth science paleoclimate paleoceanography osmium,null,two standard error,picogram per gram,null,paleoceanography,null,inductively-coupled plasma mass spectrometry,N,bulk sediment; by isotope dilution earth science paleoclimate paleoceanography age,null,null,calendar year before present,null,paleoceanography,null,null,N,null earth science paleoclimate paleoceanography notes,null,null,null,null,paleoceanography,null,null,C,ODP core-section-depth designation earth science paleoclimate paleoceanography osmium,null,null,picogram per gram,null,paleoceanography,null,inductively-coupled plasma mass spectrometry,N,bulk sediment; by isotope dilution; picogram Os per gram of dry sediment earth science paleoclimate paleoceanography osmium,null,null,picogram per gram,null,paleoceanography,null,inductively-coupled plasma mass spectrometry,N,leachate; by isotope dilution earth science paleoclimate paleoceanography notes,null,null,null,null,paleoceanography,null,null,C,ODP Core-sections-depth in section designation earth science paleoclimate paleoceanography 187Os/188Os,null,null,dimensionless,null,paleoceanography,null,inductively-coupled plasma mass spectrometry,N,Bulk Sediment Digestion by Carius Tube earth science paleoclimate ice core radiogenic isotopes earth science paleoclimate paleocean geochemistry geoscientificInformation 69160000 cal yr BP 63940000 cal yr BP Complete -62.709 -16.737167 82.7875 115.535 -2253 -2168 Ocean Indian Ocean ODP 761C>LATITUDE -16.737167>LONGITUDE 115.535 Ocean Southern Ocean ODP 738C>LATITUDE -62.709>LONGITUDE 82.7875 None Please cite original publication, online resource, dataset and publication DOIs (where available), and date accessed when using downloaded data. If there is no publication information, please cite investigator, title, online resource, and date accessed. The appearance of external links associated with a dataset does not constitute endorsement by the Department of Commerce/National Oceanic and Atmospheric Administration of external Web sites or the information, products or services contained therein. For other than authorized activities, the Department of Commerce/NOAA does not exercise any editorial control over the information you may find at these locations. These links are provided consistent with the stated purpose of this Department of Commerce/NOAA Web site. English DOC/NOAA/NESDIS/NCEI National Centers for Environmental Information, NESDIS, NOAA, U.S. Department of Commerce https://www.ncdc.noaa.gov/data-access/paleoclimatology-data DATA Center Contact Bruce Bauer bruce.a.bauer@noaa.gov paleo@noaa.gov 303-497-6280 303-497-6513

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Boulder CO 80305-3328 USA online ASCII Zaiss, Jessica 2014 Thesis http://www.soest.hawaii.edu/GG/resources/theses/J.%20Zaiss%20Thesis.pdf

Records of past climate and ocean circulation derived from marine sediments. Parameter keywords describe what was measured in this data set. Additional summary information can be found in the abstracts of papers listed in the data set citations. STUDY NOTES: Provided Keywords: Osmium Isotope, Cretaceous-Paleogene

GET DATA https://www1.ncdc.noaa.gov/pub/data/paleo/contributions_by_author/zaiss2014/zaiss2014-odp738.txt NOAA Template File; ODP 738C Osmium Data GET DATA https://www1.ncdc.noaa.gov/pub/data/paleo/contributions_by_author/zaiss2014/zaiss2014-odp761.txt NOAA Template File; ODP 761C Osmium Data USA/NOAA DIF Version 9.8.4 2018-12-11 2018-12-11