noun🔗Share地球化学The branch of chemistry that deals with the chemical composition of the Earth and other planets, and with the chemical processes that occur in the formation of rocks and minerals etc."The student studying geochemistry analyzed the rock sample to determine its age and origin. "地球化学を研究している学生は、岩石サンプルを分析して、その年代と起源を特定しました。geologychemistryenvironmentsciencemineralChat with AIVocabulary GamePractice Reading