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帕里西维拉海盆岩浆-构造过程及钻探建议

帕里西维拉海盆岩浆-构造过程及钻探建议

https://devfeature-collection.sl.nsw.gov.au/record/TN_cdi_wanfang_journals_hydzydsjdz202205009

帕里西维拉海盆岩浆-构造过程及钻探建议

About this item

Full title

帕里西维拉海盆岩浆-构造过程及钻探建议

Publisher

Beijing: Marine Geology and Quaternary Geology

Journal title

Hăiyang dĭzhĭ yu dĭsĭjĭ dĭzhĭ, 2022-01, Vol.42 (5), p.103-109

Language

Chinese

Formats

Publication information

Publisher

Beijing: Marine Geology and Quaternary Geology

More information

Scope and Contents

Contents

揭示位于太平洋板块、欧亚板块与印澳板块之间的菲律宾海板块的地质演化是理解西太平洋沟-弧-盆体系形成演化的重要一环。隶属于菲律宾海板块的帕里西维拉海盆及其北侧的四国海盆,是菲律宾海板块发生第二次扩张的产物,记录了菲律宾海板块生长、太平洋板块西向俯冲消减的过程及弧后扩张的重要信息。基于前人研究成果,综述了帕里西维拉海盆的地质与地球物理特征,并将其分为4个区域:东区、西区、南区及中央裂谷区。其中:(1)东区的沉积物较厚(最厚达3 500 m),地形较为平滑,未能识别出磁异常条带,基底熔岩具有类似于弧后盆地玄武岩的微量元素特征和印度洋型MORB(洋中脊玄武岩)的同位素特征。(2)西区的沉积物较薄,地形较为复杂,可识别出10-5D号磁异常条带,海底熔岩的特点类似于东区。(3)南区地形复杂,海山、裂谷、...

Alternative Titles

Full title

帕里西维拉海盆岩浆-构造过程及钻探建议

Authors, Artists and Contributors

Identifiers

Primary Identifiers

Record Identifier

TN_cdi_wanfang_journals_hydzydsjdz202205009

Permalink

https://devfeature-collection.sl.nsw.gov.au/record/TN_cdi_wanfang_journals_hydzydsjdz202205009

Other Identifiers

ISSN

0256-1492

DOI

10.16562/j.cnki.0256-1492.2022062003

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