Wednesday, January 9, 2019

Types of minerals

MINERAL RESOURCES
A mineral is a naturally occurring substance found on the earth. For example, gold, silver, copper, coal and iron. We have to dig them out from the earth. The place from where a mineral is dug out is called a mine.
Minerals are valuable gifts of nature to us. They are the wealth of a nation. Think, what we would do if there was no coal, iron or petroleum. Let's learn about some important minerals found in our country.
TYPES OF MINERALS
Minerals can be classified into two types:
  1. Metallic
  2. Nonmetallic
Metallic minerals
Metallic minerals contain metals. Metals are hard substances with a lustre or shine. They can be moulded into different shapes. The important metallic minerals are ores of iron, manganese, copper, bauxite, mice, etc. These are used to make machines, utensils, cars, aeroplanes, etc. Some metals like gold, silver etc.are used as valuable like making jewellery, etc.
Nonmetallic minerals
The minerals do not contain metals are called non metallic minerals. These include minerals fuels like coal and petroleum.


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