The correct answer is: Bauxite.
Bauxite is the most abundant mineral resource found in Karnataka. It is a type of ore that is used to produce aluminum. Bauxite is found in the districts of Bellary, Chitradurga, Tumkur, and Dharwad.
Coal is a type of fossil fuel that is used to generate electricity. It is found in the districts of Bellary, Chitradurga, and Tumkur.
Iron ore is a type of mineral that is used to produce iron and steel. It is found in the districts of Bellary, Chitradurga, and Tumkur.
Limestone is a type of rock that is used to produce cement. It is found in the districts of Bellary, Chitradurga, and Tumkur.
Bauxite
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