Which among the following States has the main deposit of tin ore?
Chhattisgarh has the main deposit of tin ore in India.
Tin ore is known as cassiterite, which was reported in Dantewara district by the Directorate of Geology and Mining associated with the lepidolite bearing pegmatites. Cassiterite bearing pegmatites are reportedly rich in collumbite and tantalite, which are ore of rare metals niobium and tantalum, respectively. Lepidolite is also a source of rare alkali metals namely lithium