Question

Name any three common minerals used by you every day?

Answer 1

Salt, Iron, copper could be considered as some of the three commonly used minerals.

• There are more than three thousand different minerals.
• The Minerals are classified as non-metallic minerals and metallic minerals based on the composition.
• Metallic minerals may be non-ferrous or ferrous minerals.
• Some of the examples of non-ferrous minerals are lead, copper, silver, gold. They do not contain iron.
• Ferrous minerals contain iron and the examples are manganese, iron ore and chromites.
• Metallic minerals contain metal in raw form
• Metals are hard substances that conduct electricity and heat and have a characteristic shine or lustre. Manganese ore, bauxite, Iron ore are some examples.
• Metals are not present in non-metallic minerals.
• Examples of such non-metallic minerals are gypsum, mica and limestone.
• Some of the examples of other non-metallic minerals are petroleum and coal which are known as mineral fuels.
• Through quarrying, drilling and mining, minerals can be extracted.
• Mining is the process of extracting minerals from rocks buried deep under the surface of the earth.
• Open cast mining is the method of extraction used to extract minerals lying at shallow depths.
• Different types of Underground mining methods are used to extract minerals located at greater depths.
• Minerals occur in different types of rocks. Some of the minerals are found in sedimentary rock, some are present in metamorphic rocks and some of them are found in igneous rocks.
• Usually, metallic minerals are found in metamorphic and igneous rock formations that form large plateaus.