Classification of Minerals

Q. Large reserves of which of the following has been discovered in the Krishna-Godavari basin?

1. Mica
2. Natural gas
3. Iron ore
4. Petroleum

Q. What is a mineral? Distinguish between ferrous and non-ferrous minerals.

Q. Some examples of minerals are given below. Pick out the one that is not a non-metallic mineral.

1. Mica
2. Gold
3. Potash
4. Gypsum

Q. On the basis of composition, minerals are classified into metallic and non-metallic minerals.

1. False
2. True

Q. The two examples of non-metallic mineral fuels are _____ and _____.

1. gold, silver
2. coal, petroleum
3. manganese ore, bauxite
4. iron ore, bauxite

Q. Minerals can be identified on the basis of their physical properties. Which one among the following is not a physical property with respect to the minerals?

1. Presence of Sulphides
2. Density
3. Colour
4. Hardness

Q. Pick out the one that is not a metallic mineral.

1. Limestone
2. Bauxite
3. Gold
4. Iron ore

Q. Which of the following is not a non-ferrous mineral?

1. Salt
2. Copper
3. Mica
4. Manganese