Grossman, Ethan L (2012): Geological Time Scale 2012. Chapter 10. Oxygen isotope stratigraphy, Appendix 1 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.776989, Supplement to: Grossman, EL (2012): Oxygen isotope stratigraphy (chapter 10). In: Gradstein, F & Ogg, J (eds.), Geological time Scale 2012 2-Volume Set, 1st Edition, Elsevier, ISBN: 9780444594259
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Abstract:
Variations in the 18O/16O ratios of marine fossils and microfossils record changes in seawater 18O/16O and temperature and form the basis for global correlation. Relying on previous compilations and new data, this chapter presents oxygen isotope curves for Phanerozoic foraminifera, mollusks, brachiopods, and conodonts, and for Precambrian limestones, dolostones, and cherts. Periodic oxygen-isotopic variations in deep-sea foraminifera define marine isotope stages that, when combined with biostratigraphy and astronomical tuning, provide a late Cenozoic chronostratigraphy with a resolution of several thousand years. Oxygen isotope events of early Cenozoic, Mesozoic, and Paleozoic age serve as chemostratigraphic markers for regional and global correlation. Precambrian oxygen isotope stratigraphy, however, is hampered by the lack of unaltered authigenic marine sediments.
Comment:
Data are provided in three excel files:
GTS2012_App_10.1.O18_Strat_Reference.xlsx contains the reference list of data sources (hdl:10013/epic.38844.d001)
GTS2012_App_10.2.Oxygen_isotope_data.xlsx containing 10 spread sheets of various source data types (hdl:10013/epic.38844.d002)
GTS2012_App_10.3.Phosphate_O-18_data.xlsx with the tropical-subtropical isotopic data (hdl:10013/epic.38844.d003)
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
unknown