Core Insights - China's research team has made a significant breakthrough in lunar science by discovering micron-sized hematite (α-Fe2O3) and magnetite (γ-Fe2O3) crystals from samples returned by the Chang'e 6 mission, revealing a new lunar oxidation reaction mechanism [1][2] - The study suggests that the formation of hematite is closely related to large impact events in the Moon's history, which created a transient high oxygen fugacity gas environment that oxidized iron elements [2] Group 1 - The research was conducted by a collaboration between Shandong University, the Chinese Academy of Sciences, and Yunnan University, supported by the National Space Administration's lunar sample [1] - The findings have been published in the journal Science Advances, providing important scientific evidence for future lunar research and enhancing the understanding of the Moon's evolutionary history [1] Group 2 - The study indicates that the intermediate products of the oxidation reaction include magnetic magnetite and magnetite, which may serve as mineral carriers for the magnetic anomalies at the edges of the South Pole-Aitken Basin [2] - This research confirms the presence of strong oxidizing substances like hematite on the lunar surface under a highly reduced background, shedding light on the Moon's redox state and the causes of magnetic anomalies [2]