Tamil Nadu is a leading producer of:

Limestone
Magnesite
Graphite
All of the above

The correct answer is: d) All of the above.

Tamil Nadu is a leading producer of limestone, magnesite, and graphite.

Limestone is a sedimentary rock composed mainly of calcium carbonate. It is the most common type of rock in the world and is used in a variety of industries, including construction, cement, and iron and steel.

Magnesite is a magnesium carbonate mineral. It is used in a variety of industries, including refractory, chemical, and metallurgical.

Graphite is a form of carbon. It is used in a variety of industries, including lubricants, batteries, and refractories.

Tamil Nadu is the largest producer of limestone in India. It is also a major producer of magnesite and graphite. The state’s mineral resources are a major source of revenue and employment.

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