最終更新日：2024/07/30

(mineralogy, petrology) the branch of mineralogy that studies mineral gems and petrified gemstones

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gemmology

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gemmology

noun

(mineralogy, petrology) the branch of mineralogy that studies mineral gems and petrified gemstones

She studied gemmology and became an expert in identifying and evaluating gemstones.

意味（1）

(mineralogy, petrology) the branch of mineralogy that studies mineral gems and petrified gemstones