Iridium and Trace Element Measurements from the Cretaceous-Tertiary Boundary, Site 752, Broken Ridge, Indian Ocean
Iridium and Trace Element Measurements from the Cretaceous-Tertiary Boundary, Site 752, Broken Ridge, Indian Ocean
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Date
1991
Authors
Schuraytz, B. C.
O'Connell, S.
Sharpton, Virgil L.
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Publisher
Ocean Drilling Program
Abstract
Fourteen samples spanning a 2.5 m interval that includes the Cretaceous-Tertiary (K/T) boundary from Hole 752B near the crest of Broken Ridge in the eastern Indian Ocean, were studied in order to search for anomalous enrichments of iridium (Ir) and shock-metamorphosed quartz grains.
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Keywords
Cretaceous-Paleogene boundary,
Iridium