Reports

Magnetostratigraphy of Sediments in Mammoth Cave, Kentucky

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Science  27 Aug 1982:
Vol. 217, Issue 4562, pp. 827-829
DOI: 10.1126/science.217.4562.827

Abstract

Clastic sediment deposits found within the caves of Mammoth Cave National Park have yielded a magnetostratigraphic pattern of magnetic polarity reversals which indicates-that they were deposited over a range of at least 1 million and most likely 2 million years.