Mining Processes and Mineral Extraction

The video tutorial explains the extraction of minerals from ores, detailing various mining methods. It covers open cast mining for shallow minerals, shaft mining for deep deposits, and drilling for petroleum and natural gas. Additionally, it describes the squaring process for minerals near the surface.

What are rocks from which minerals are mined called?

• Sediments

• Crystals

• Gems

• Ores

What is the process called when minerals are taken out by removing the surface layer?

• Open cast mining

• Drilling

• Squaring

• Shaft mining

Which type of mining involves deep wells to extract minerals?

• Shaft mining

• Open cast mining

• Drilling

• Squaring

How are petroleum and natural gas extracted from deep below the Earth's surface?

• Squaring

• Drilling

• Shaft mining

• Open cast mining

What is the process called when minerals near the surface are simply dug out?

• Squaring

• Open cast mining

• Shaft mining

• Drilling