Last Updated
：2025/12/08
轟石
Hiragana
とどろきせき
Noun
Japanese Meaning
鉱物の一種であるトドロキ石（todorokite）を指す名詞。マンガンを主成分とする含水マンガン酸塩鉱物で、多くは暗褐色～黒色を呈し、しばしば土状・繊維状・塊状で産出する。
Easy Japanese Meaning
まれなきんぞくをふくむいしで、どうぶつのいえにちかいほらあななどにできるいし
Sense（1）
(mineralogy) todorokite
（ canonical ）
（ romanization ）
（ romanization ）
（ hiragana ）
Quizzes for review
See correct answer
轟石
See correct answer
This mineral is as rare as todorokite.
See correct answer
この鉱物は轟石と同じくらい珍しいです。
Japanese - English
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