U-Pb geochronology of detrital zircon in metasediments from Sri Lanka: Implications for the regional correlation of Gondwana fragments
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- 作者：Yusuke Takamuraa ; Toshiaki Tsunogaea ; b ; tsunogae@geol.tsukuba.ac.jp" class="auth_mail" title="E-mail the corresponding author ; M. Santoshc ; d ; Sanjeewa P.K. Malaviarachchie ; Yukiyasu Tsutsumif
- 关键词：Detrital zircon geochronology ; Provenance ; Depositional age ; Sri Lanka ; Gondwana
- 刊名：Precambrian Research
- 出版年：2016
- 出版时间：August 2016
- 年：2016
- 卷：281
- 期：Complete
- 页码：434-452
- 全文大小：5922 K
文摘
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Neoarchean–Paleoproterozoic (2.7–1.7 Ga) detrital zircons from the Highland Complex.
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Paleoarchean (3.5 Ga) oldest detrital zircon from Sri Lanka.
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Minor Mesoproterozoic (1.2 Ga) and Neoproterozoic (800–700 Ma) grains.
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Sediments of the Highland Complex and northern Madurai Block have similar sources.
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Sri Lanka – central Madagascar – southern India – eastern Antarctica connection.
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