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Earth and Human Activity: Resources
Ore Mines - II
Description
Ore Mines - II
Underground mining is used to extract valuable ores found deep beneath Earth’s surface. Unlike surface mining, miners cannot dig straight down from the top. Instead, they create tunnels and shafts that may start from the top, bottom, or sides, depending on the ore’s depth and the ...
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Transcript
Underground mining is a method of extracting valuable ores from deep beneath the Earth's surface.
Unlike surface mining, miners can't simply dig from the top down. Instead, they must tunnel into the Earth to reach these resources.
To do this, they create tunnels and shafts that may start from the top, bottom, or sides of a deposit. T...
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