英语词汇“subgraywacke”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	subgraywacke
释义	subgraywacke subgraywacke [¦səb′grā‚wak·ə] (petrology) An argillaceous sandstone with a composition intermediate between graywacke and orthoquartzite; a clay matrix is usually present but it amounts to less than 15%.
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