Distribution,provenance, and dispersal pattern of clay minerals in surface sediments,Bransfield Strait,Antarctica |
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Authors: | H. I. Yoon M. W. Han B. K. Park S. J. Han J. K. Oh |
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Affiliation: | (1) Korea Ocean Research and Development Institute, Ansan, P. O. Box 29, 425-600 Seoul;(2) Department of Marine Science, Pusan National University, 609-735 Pusan;(3) Department of Oceanography, Inha University, 402-751 Inchon, Korea |
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Abstract: | Clay minerals of the surface sediments of Bransfield Strait, Antarctica, exhibit distinctive geographical distributions: kaolinite has the highest concentration near the shore of the South Shetland Islands in the northern strait (20%); chlorite, near Smith Island in the northwestern strait; illite, on the continental shelf off the Antarctic Peninsula in the southern strait (80%); and smectite, close to the Penguin and Bridgeman islands in the northeastern strait (25%). This distribution pattern, combined with hydrographic and climatic data for the strait, are used to infer clay mineral provenance and dispersal patterns. |
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