ā¦Funiu Mountains between Huchang and Pingdingshan. Iron ore is found at Ruyang on the Ru River in the Xiongāer Mountains, as well as some pyrite, bauxite, and mica. Large coal mines at Jiaozuo supply the fast-growing industries of Luoyang, Zhengzhou, Kaifeng, and Xinxiang but are still inadequate. The vast coalfieldā¦
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