Advertisements
Advertisements
प्रश्न
Why are there a wide range of colours, hardness, crystal forms, lustre and density found in minerals?
Advertisements
उत्तर
A wide range of colours, hardness, crystal forms, lustre and density is found in minerals because they are formed by a combination of various elements whose formation depends upon the physical and chemical conditions under which they occure.
APPEARS IN
संबंधित प्रश्न
(30.1) Two features A and B are marked on the given political outline map of India. Identify these features with the help of the following information and write their correct names on the lines marked in the map:
A. Iron – ore mines
B. Terminal station of East – West corridor
(30.2) On the same political map of India, locate and label the following:
Vishakhapatnam – Software Technology Park

On the same political outline map of India, locate and label the following with appropriate symbols:
(i) Narora - a nuclear power plant
(ii) Rourkela - an iron and steel plant
(iii) Kandla - a major sea port.
Name The largest oil refinery in the public sector
Give a geographic reason for the following:
Coal is called a versatile mineral.
Name two coastal and two inland oil- refineries in India.
Which state is the largest producer of mineral oil?
What is lignite?
Mention two reasons why minerals are important?
Name some Energy Minerals.
(B) Locate and label any three of the following with appropriate symbols on the same given political outline map of India:
| (i) Tarapur | – | Nuclear Power Plant |
| (ii) Tungabhadra | – | Dam |
| (iii) Mohali | – | Software Technology Park |
| (iv) Kandla | – | Major Sea Port |
| (v) Durgapur | – | Iron and Steel Plant |
