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Q.

Minerals that lie at shallow depths are taken out by removing the surface layer; this is known as [[1]]


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Detailed Solution

Minerals found at shallow depths are extracted by removing the surface. It is referred to as open-cast mining. Open cast mining is a surface mining technique used to recover minerals from the earth's surface. Huge deep trenches are created in this process, and the extraction is done in the open air. Open cast mining is the most popular type of mineral extraction utilised everywhere. It doesn't necessitate digging deep tunnels.
 
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