月球原始月壳成分研究
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【科技日报】嫦娥六号样品或包含月球原始月壳成分
Ke Ji Ri Bao· 2025-07-18 01:03
Core Insights - The research conducted by the National Space Science Center of the Chinese Academy of Sciences successfully identified 51 locations of pure plagioclase rock exposure in the Apollo Basin, indicating that samples returned by the Chang'e 6 mission may contain material representative of the primordial lunar crust [1][2] Group 1: Research Findings - The study utilized data from the "Moon Goddess" lunar probe's multi-spectral imager to compare Chang'e 6 samples with known lunar rock databases and Apollo mission samples, leading to the identification of 51 distinct plagioclase rock exposure points [2] - The identified plagioclase rocks are of high purity and are primarily found in impact craters and central peaks formed later, suggesting they were excavated by impact events [2] - The Chang'e 6 landing area is located in the southern region of the Apollo Basin, surrounded by multiple impact craters containing pure plagioclase rock exposure points, with simulations indicating that materials from these craters have accumulated over 10 centimeters thick at the landing site [2] Group 2: Implications for Lunar Research - The research enhances understanding of the distribution of primordial lunar crust in the Apollo Basin, providing important references for studying the cooling processes of the lunar magma ocean and the evolution of the lunar crust and mantle [2]