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东川矿产资源丰富，为我国六大产铜基地之一。
Dongchuan's rich mineral resources make it one of the six copper bases in China.
东川是我国铜矿主产地，又是泥石流灾害多发区。
In Dongchuan is located a main copper mine of China. It is a place where mud rock flow often happens.
对云南东川铜矿的紫色泥砂质白云岩进行了有机质萃取铜的实验。
Organic extraction was conducted for copper from the purple argillaceous-arenaceous dolomite in the Dongchuan copper mine.
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