Last Updated：2025/11/26
Sentence
地質学者は試掘コアで、酸素・カリウム・ナトリウム・バナジウムを含む単斜晶系の黒色鉱物の脈を確認し、その黒い光沢と独特のバナジウム豊富な組成を記録した。
Quizzes for review
The geologist identified a vein of bannermanite in the drill core, noting its black luster and unique vanadium-rich composition.
See correct answer
The geologist identified a vein of bannermanite in the drill core, noting its black luster and unique vanadium-rich composition.
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Related words
bannermanite
English - English
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