Answer: 40%
Notes: Jharkhand holds approximately 40% of India's total mineral resources. It leads in coal with about 27-29%, iron ore with 26%, and copper ore with 18.5%. The state is the only producer of coking coal, uranium, and pyrite in India. Jharkhand also has large reserves of mica, bauxite, and limestone. These facts are documented by the Department of Mines and Geology of Jharkhand and state government sources.
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