最終更新日：2024/08/01

(mineralogy) A trigonal-rhombohedral black mineral containing calcium, chromium, iron, magnesium, oxygen, potassium, strontium, and titanium.

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mathiasite

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mathiasite

noun

(mineralogy) A trigonal-rhombohedral black mineral containing calcium, chromium, iron, magnesium, oxygen, potassium, strontium, and titanium.

Mathiasite is a rare mineral found in certain volcanic rocks.

意味（1）

(mineralogy) A trigonal-rhombohedral black mineral containing calcium, chromium, iron, magnesium, oxygen, potassium, strontium, and titanium.