The Chilean mining area is a surprise sinkhole: about 32 meters in diameter and 200 meters deep, the origin is unknown. Why are there pits in the mining area, groundwater pumping is excessive, and the water layer is emptied. Of course, no support collapsed
author：I'm Hercules
The Chilean mining area is a surprise sinkhole: about 32 meters in diameter and 200 meters deep, the origin is unknown.
Why are there pits in the mining area, groundwater pumping is excessive, and the water layer is emptied. Of course, no support collapsed
The Chilean mining area is a surprise sinkhole: about 32 meters in diameter and 200 meters deep, the origin is unknown. Why are there pits in the mining area, groundwater pumping is excessive, and the water layer is emptied. Of course, no support collapsed
The Chilean mining area is a surprise sinkhole: about 32 meters in diameter and 200 meters deep, the origin is unknown. Why are there pits in the mining area, groundwater pumping is excessive, and the water layer is emptied. Of course, no support collapsed
The Chilean mining area is a surprise sinkhole: about 32 meters in diameter and 200 meters deep, the origin is unknown. Why are there pits in the mining area, groundwater pumping is excessive, and the water layer is emptied. Of course, no support collapsed
The Chilean mining area is a surprise sinkhole: about 32 meters in diameter and 200 meters deep, the origin is unknown. Why are there pits in the mining area, groundwater pumping is excessive, and the water layer is emptied. Of course, no support collapsed
