The Koderma-Gaya-Hazaribagh belt of Jharkhand is a mineral-rich area that is known for its large deposits of mica. Mica is a naturally occurring mineral that is used in a variety of industrial applications, including as an insulator in electrical equipment, as a filler in plastics and paints, and as a component in cosmetics and personal care products.

The Koderma-Gaya-Hazaribagh belt is one of the largest producers of mica in India, and the world. The region is located in the eastern part of the country and is home to several mines and processing plants that extract and refine mica.

The importance of mica in the Koderma-Gaya-Hazaribagh belt can be attributed to several factors, including:

Abundant reserves: The region is home to large deposits of mica that are easily accessible and of high quality.

Skilled workforce: The local population has a long history of working in the mining industry and has developed advanced skills in the extraction and processing of mica.

Infrastructure: The region has a well-developed network of roads and railways that make it easy to transport mica to other parts of the country.

Government support: The Indian government has implemented several policies to encourage investment in the mining sector, including tax incentives and streamlined licensing procedures.

In conclusion, the Koderma-Gaya-Hazaribagh belt of Jharkhand is a leading producer of mica due to its abundant reserves, skilled workforce, infrastructure, and government support. The mining industry in the region plays an important role in the local economy and is a major contributor to India's overall production of mica.