单词 | chalcanthite |
释义 | chalcanthite (once / 3939771 pages) n WORD FAMILY chalcanthite n hydrated blue crystalline form of copper sulfate Syn|Hyper blue copperas, blue stone, blue vitriol copper sulfate, copper sulphate, cupric sulfate, cupric sulphate a copper salt made by the action of sulfuric acid on copper oxide |
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