2005/10/24 | 鳞铁矿[Lepidocrocite]
类别(℃〖化学〗) | 评论(0) | 阅读(30) | 发表于 21:14
The hydrous iron oxide -FeO(OH) which forms when a material rusts under water. It is the material which stains the basins under drippy water pipes.
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