Last Updated
：2025/11/20
cummingtonite
IPA(Pronunciation)
Noun
countable
uncountable
Japanese Meaning
鉱物の一種。マグネシウムと鉄を含むケイ酸塩水酸化物で、化学組成は (Mg,Fe)₇Si₈O₂₂(OH)₂ で表される。
（ plural ）
Quizzes for review
(mineralogy) A mineral, magnesium-iron silicate hydroxide, (Mg,Fe)₇Si₈O₂₂(OH)₂.
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cummingtonite
The geologist carefully identified cummingtonite in the thin section under polarized light.
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The geologist carefully identified cummingtonite in the thin section under polarized light.
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