The Tongguan gold mine situates at north foothill of Xiaoqinling, and mining dregs account for 90 percent of material origin of the mudslide.

 
  • 摘要陕西渔关金矿区位于小秦岭北坡,区内发生的泥石流灾害,其物源90%25是采矿弃渣。
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