Evidence for high salinity of Early Cretaceous sea water from the Chesapeake Bay crater

Ward E. Sanford (), Michael W. Doughten, Tyler B. Coplen, Andrew G. Hunt and Thomas D. Bullen
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Ward E. Sanford: US Geological Survey, Mail Stop 431
Michael W. Doughten: US Geological Survey, Mail Stop 431
Tyler B. Coplen: US Geological Survey, Mail Stop 431
Andrew G. Hunt: US Geological Survey, Federal Center, Box 25046, Mail Stop 964, Denver, Colorado 80225, USA
Thomas D. Bullen: US Geological Survey, McKelvey Building 15, 345 Middlefield Road, Mail Stop 420, Menlo Park, California 94025, USA

Nature, 2013, vol. 503, issue 7475, 252-256

Abstract: Chemical, isotopic and physical evidence indicate that some of the groundwater in the Chesapeake Bay crater is remnant Early Cretaceous North Atlantic sea water, probably 100–145 million years old, with an average salinity of about 70‰, which is twice that of modern sea water.

Date: 2013
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DOI: 10.1038/nature12714

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