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The Pearlette Ash as a Stratigraphic Marker

descriptionPublicationkeyboard_double_arrow_right Article 01 Jan 1963Publisher:JSTORJournal:Transactions of the Kansas Academy of Science (1903-), volume 66, page 359 (issn: 0022-8443, Copyright policy )
Authors: Ada Swineford;

doi: 10.2307/3626528

The Pearlette Ash as a Stratigraphic Marker

Abstract

The Pleistocene Pearlette ash, a vitric tuff of rhyolitic composition, has been recognized as a useful stratigraphic marker in the central Great Plains since Cragin named it in 1896. Fifty years later Swineford and Frye (1946) described the petrographic character of the glass and showed that it could be differentiated from ash deposits of Pliocene age in Kansas and Texas. In 1948 (Frye, Swineford, and Leonard) the Pearlette ash and associated fossil mollusks were used to correlate the Pleistocene de-

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
2
Average
Average
Average
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