Discrimination, correlation, and provenance of Bed I tephrostratigraphic markers, Olduvai Gorge, Tanzania, based on multivariate analyses of phenocryst compositions
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- 作者：Jö ; rg M. Habermanna ; joerg.habermann@fau.de" class="auth_mail" title="E-mail the corresponding author ; Lindsay J. McHenryb ; Harald Stollhofena ; Raimon Tolosana-Delgadoc ; Ian G. Stanistreetd ; e ; Alan L. Deinof
- 关键词：Olduvai ; Ngorongoro fan ; Phenocryst compositions ; Principal component analysis ; Discriminant analysis ; Chemostratigraphy
- 刊名：Sedimentary Geology
- 出版年：2016
- 出版时间：15 June 2016
- 年：2016
- 卷：339
- 期：Complete
- 页码：115-133
- 全文大小：3230 K
文摘
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Multivariate analyses of phenocryst compositions refine the Olduvai Bed I tephrostratigraphic framework.
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Chemostratigraphic correlations enable source attribution of Bed I volcanic markers.
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Proves switch from Ngorongoro to Olmoti source volcano
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Emphasizes the importance of sediment recycling in tephrostratigraphic analysis
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Improves correlation between western and eastern Olduvai Basin archeological sites