It's not made from waste tailings—it's a deliberate product of the ore. This isn't just theory. At the iron ore mine Brucutu ...

NMDC Ltd, India’s largest iron ore producer and a Navratna ... on blending low-grade ore with high-grade ore, efficiently utilising tailings and slimes. A pilot-scale beneficiation testing ...

Vale has also suffered some setbacks on execution and has generally struggled to recover and to hit production guidance for iron ore since the Feijao tailings dam failure in early 2019.

With a capacity to produce 27.5 million tons of iron ore per year, with a 66.2% iron content, the project called Block 8 is planned in the north of Minas Gerais Chinese mining company Sul ...