英语词汇“iron formation”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	iron formation
释义	iron formation iron formation [′ī·ərn fȯr′mā·shən] (geology) Sedimentary, low-grade iron ore bodies consisting mainly of chert or fine-grained quartz and ferric oxide segregated in bands or sheets irregularly mingled.
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