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Minerals and Ores Exercises — Geography STD 6 — Question

ICSE BoardEnglish MediumSTD 6GeographyMinerals and Ores Exercises3 Marks
Question
What is surface mining?
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Answer

When the top layer of soil is removed and the rocks that lie underneath are extracted with the help of heavy machinery is called surface mining. Surface mining is done to extract minerals that are found close to the surface such as coal and some kinds of sedimentary rocks like limestone and mica.

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