The Indian Rare Earths Limited (IREL) is a major player in:

Mineral Sand Mining
Oil Exploration
Iron Ore Extraction
Coal Mining Answer: a

The correct answer is: a) Mineral Sand Mining.

IREL is a government-owned company that was established in 1967 to mine and process rare earths. Rare earths are a group of 17 elements that are essential for many high-tech industries, such as electronics, defense, and renewable energy. IREL is the only company in India that mines and processes rare earths.

The other options are incorrect because:

  • b) Oil Exploration: IREL does not explore for oil.
  • c) Iron Ore Extraction: IREL does not extract iron ore.
  • d) Coal Mining: IREL does not mine coal.