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    Define biostratigraphic dating

    as a result of radiocarbon dating of associated materials.) .Their initial work focused on obsidians from archaeological sites in western North America.These processes result in All of these processes confuse the stratigraphic record.

    This is due to the fact that one or both of the objects may have been moved or redeposited into a different location.SYNONYMS OR RELATED TERMS: amino-acid dating; aminostratigraphy; amino-acid racemization, amino acid racemization CATEGORY: technique DEFINITION: A method of absolute (chronometric) dating which is hoped to fill the gap between radiocarbon dates and potassium-argon dates.It is used for human and animal bone and other organic material.A biostratigraphic zone is a body of rock defined or characterized by its fossil content.The clustering of fossil extinctions often represents missing or condensed sections.

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