最終更新日：2024/08/01

(mineralogy) A hexagonal-trapezohedral mineral containing calcium, hydrogen, lead, oxygen, phosphorus, and thorium.

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grayite

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元となった辞書の項目

grayite

noun

(mineralogy) A hexagonal-trapezohedral mineral containing calcium, hydrogen, lead, oxygen, phosphorus, and thorium.

Grayite is a rare mineral found in certain geological formations.

意味（1）

(mineralogy) A hexagonal-trapezohedral mineral containing calcium, hydrogen, lead, oxygen, phosphorus, and thorium.