Which major mineral resource is predominantly extracted from the renowned Bailadila mines in India?

The correct option is Iron ore.

Detailed Explanation:
1. Location and Significance: The Bailadila mountain range is situated in the Dantewada district of Chhattisgarh, India. It is world-renowned for containing massive reserves of high-grade hematite iron ore.
2. Ore Grade: The iron ore found here is exceptionally rich in iron content (often exceeding 65%), making it highly valuable for steel production.
3. Etymology: The word 'Bailadila' literally means 'hump of an ox' in the local language, named after the unique shape of the hill range.
4. Export & Industrial Usage: High-quality iron ore from Bailadila is supplied to major domestic steel plants as well as exported to international markets like Japan and South Korea via Visakhapatnam port.

Therefore, the major mineral resource predominantly extracted from the Bailadila mines is Iron ore.