最終更新日：2024/08/01

(mineralogy) A monoclinic-sphenoidal light gray mineral containing iron, manganese, niobium, oxygen, tantalum, titanium, and tungsten.

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koragoite

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koragoite

noun

(mineralogy) A monoclinic-sphenoidal light gray mineral containing iron, manganese, niobium, oxygen, tantalum, titanium, and tungsten.

The koragoite is a rare gemstone found only in a few locations around the world.

意味（1）

(mineralogy) A monoclinic-sphenoidal light gray mineral containing iron, manganese, niobium, oxygen, tantalum, titanium, and tungsten.