Question

What are minerals? On what basis are they identified? How are they useful for mankind?

Answer 1

Answer:

Solid homogeneous inorganic substances occurring in nature having a definite chemical composition are called Minerals.

1) Minerals such as gold, platinum are used to make ornaments, jewelries.

2) Minerals such as aluminium, copper are used for daily appliances like utensils, electrical appliances like in wires etc.

Answer 2

Minerals are naturally occurring substances that have certain physical properties and definite chemical composition.
Minerals are very useful for mankind. Some minerals like coal, natural gas, and petroleum are used as fuels. They are also used in industries. Iron, aluminium, gold, uranium, etc. are used in medicine, in fertilizers etc.