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Chinese Academy of Sciences Institutional Repositories Grid
Geological investigation of the lunar Apollo basin: From surface composition to interior structure

文献类型:期刊论文

作者Dijun Guo; Yeming Bao; Yang Liu; Xing Wu; Yuchen Xu; Yazhou Yang; Feng Zhang; Bradley Jolliff; Shuai Li; Zhenxing Zhao
刊名Earth and Planetary Science Letters
出版日期2024
卷号646页码:118986
关键词The Moon geology impact Basin south-pole Aitken Basin apollo Basin chang'e-6
DOI10.1016/j.epsl.2024.118986
英文摘要

The Apollo basin, located in the northeastern part of the South Pole-Aitken (SPA) basin, represents one of the Moon's most significant geological features, offering profound insights into the lunar interior structure, the effects of the SPA impact, and the history of lunar crust evolution. This study presents an in-depth geological analysis of the Apollo basin region, revealing the distribution of rock types and compiling a comprehensive geologic map that correlates with the lithologic and geochemical properties of the area. Utilizing the characteristics and compositional provenance of the geologic units, we have constructed schematic cross-sections that elucidate the interior structure and stratigraphic evolution of the Apollo basin region. Despite excavations of the SPA and Apollo impacts, the anorthositic crust of this area was not entirely removed and has been uplifted to shallow depths, making it more susceptible to exposure by subsequent impacts. Additionally, upper mantle material, characterized by ultramafic, low-Ca pyroxene, was excavated by the SPA impact and is present in the impact melt/breccias of the Apollo basin. After the formation of the Apollo basin, multiple mare units were emplaced over a period potentially spanning ∼1.5 billion years, with the oldest of these maria being superposed by substantial postdating basin ejecta. The results of this study strengthen our understanding of the geology and evolution of the Apollo and SPA basins and offer valuable insights for interpreting the exploration and sample analysis results of the Chang'e-6 mission.

 

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专题地球化学研究所_月球与行星科学研究中心
作者单位1.State Key Laboratory of Space Weather, National Space Science Center, Chinese Academy of Sciences, Beijing, 100190, China
2.McDonnell Center for the Space Sciences and Department of Earth, Environmental, and Planetary Sciences, Washington University in St. Louis, St. Louis, MO, USA
3.Hawaii Institute of Geophysics and Planetology, University of Hawaiʻi at Mānoa, Honolulu, HI, USA
4.Center for Lunar and Planetary Science, Institute of Geochemistry, Chinese Academy of Sciences, Guiyang 550081, China
5.University of Chinese Academy of Science, Beijing 100049, China
6.Center for Excellence in Comparative Planetology, Chinese Academy of Sciences, Hefei 230026, China
推荐引用方式
GB/T 7714
Dijun Guo,Yeming Bao,Yang Liu,et al. Geological investigation of the lunar Apollo basin: From surface composition to interior structure[J]. Earth and Planetary Science Letters,2024,646:118986.
APA Dijun Guo.,Yeming Bao.,Yang Liu.,Xing Wu.,Yuchen Xu.,...&Yongliao Zou.(2024).Geological investigation of the lunar Apollo basin: From surface composition to interior structure.Earth and Planetary Science Letters,646,118986.
MLA Dijun Guo,et al."Geological investigation of the lunar Apollo basin: From surface composition to interior structure".Earth and Planetary Science Letters 646(2024):118986.

入库方式: OAI收割

来源:地球化学研究所

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