Tag: treasure under the ground

Bauxite is formed by the weathering of aluminum-rich rocks, where the soluble components are leached away, leaving behind a residual concentration of aluminum hydroxides.

Panna, in Madhya Pradesh, is the only active diamond mining area in India.

The nuclear power plant in Rajasthan is situated at Rawatbhata in Chittorgarh district.

• China ranks first in world in generation of wind energy. 
  
• Denmark is called 'country of winds'. More than 25% of country’s energy needs are met through a large networks of windmills. 
  
• India ranks fifth in wind energy generation.
  

Madhya Pradesh is well-known for the Panna diamond mines, making it the leading producer of diamonds in India.

Magnetite is a rock mineral and one of the main ores of iron. It is one of the oxides of iron, and is ferromagnetic; it is attracted to a magnet and can be magnetized to become a permanent magnet itself. It is the most magnetic of all the naturally-occurring minerals on Earth.

Energy minerals are used to produce electricity, fuel for transportation, heating for homes and offices and in the manufacture of plastics. Energy minerals include Coal, Oil, Natural gas, Petroleum, and Uranium.

Metallic, non-metallic, and abrasive are standard classifications for minerals. 'Precious' is a marketing or value-based category, not a scientific or geological classification of minerals.

 Certain minerals may occur as alluvial deposits in sands of valley floors and the base of hills. These deposits are called ‘placer deposits’ and generally contain minerals, which are not corroded by water. Gold, silver, tin and platinum are most important among such minerals.