Last Updated：2025/12/02
Sentence
地質学者は、月の年代で約45億3,300万年から39億2,000万年前に当たる時期の岩石からジルコン結晶を同定し、月の地殻が従来考えられていたよりもはるかに早く固まったことを示唆しました。
Quizzes for review
Geologists identified zircon crystals from a pre-Nectarian rock, suggesting the Moon's crust solidified much earlier than previously believed.
See correct answer
Geologists identified zircon crystals from a pre-Nectarian rock, suggesting the Moon's crust solidified much earlier than previously believed.
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