Mining.com posted on 3 November 2025 an article titled "China's Massive African Mine Threatens to Upend Iron Ore Market" by Thomas Biesheuval and William Cloves.
Simandou mine in Guinea is the world's largest untapped iron ore deposit with estimated reserves of 3 billion tons. Its iron content is among the world's highest, and its development could impact the global market. Chinese firms own most of the project. China will be in a strong position to influence iron ore prices once production advances further.