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Science 8 October 1971:
Vol. 174. no. 4005, pp. 138 - 139
DOI: 10.1126/science.174.4005.138
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Articles

Caribbean Eocene Volcanism and the Extent of Horizon A

Peter H. Mattson 1 and Emile A. Pessagno Jr. 2

1 Queens College, City University of New York, Flushing 11367
2 University of Texas at Dallas, Dallas, Texas 75230

Layer A and its correlative layer A" in the Caribbean have been interpreted as chert layers produced by Eocene volcanism. Exposures of Eocene volcanic rocks in Puerto Rico and the Dominican Republic may represent layer A interbedded with coarser volcanic debris and preserved near early Tertiary volcanic centers.


THIS ARTICLE HAS BEEN CITED BY OTHER ARTICLES:
Opaline Sediments of the Southeastern Coastal Plain and Horizon A: Biogenic Origin.
F. M. Weaver, F. M. Weaver, and S. W. Wise Jr. (1974)
Science 184, 899-901
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