Last Updated：2025/11/25
Sentence
地質学者たちはマントルのキセノリスの中で、マグネシウムと鉄からなる塩基性鎖状珪酸塩を発見し、その組成を分析した。
Quizzes for review
Geologists discovered chesterite in the mantle xenolith and analyzed its composition.
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Geologists discovered chesterite in the mantle xenolith and analyzed its composition.
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