NCERT Solutions for Class 8 Social Science Geography Chapter 3: Mineral and Power Resources

This chapter introduces the different types of minerals, their distribution throughout the globe and in India. Human made resources have led to the efficient use of these minerals. Energy is produced using mineral resources. Students are to read the chapter very carefully,for the chapter shares some important information with its reader. The chapter has been discussed in the subsequent points:

• A naturally occurring substance usually found inside the earth or rocks that has a definite chemical composition is a mineral.
• One can identify minerals based on their physical properties such as colour, density, hardness, and chemical properties such as solubility.
• A rock is a combination of one or more minerals. It doesn’t possess a definite composition of the constituent of minerals.
• Rocks from which minerals are extracted are technically termed as ores.
• The process of extracting out minerals from under the earth's surface via various methods is called mining.
• Further, the chapter discusses the distribution of minerals globally.
• The chapter focuses on the distribution of minerals in the country and gives a detailed account of the minerals' state-wise distribution.
• Since minerals are a resource, non-renewable in nature, it is important to conserve them.
• Some of the non-conventional sources are solar energy, wind energy, tidal energy, and geothermal energy.