ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] The Cretaceous/Tertiary boundary has been identified in the Gosau beds (Elendgraben) near Salzburg, Austria. The undisturbed 2-mm thick boundary clay in the palaeomagnetic G− zone differs from the surrounding sediments in having significant colour, no biogenic calcite and ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/322794a0
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