Magnetite

72% iron when pure but usually low grade in the ground; it is upgraded by magnetic separation into high-purity pellet feed.

Magnetite-tuc1057c · Robert M. Lavinsky · CC BY-SA 3.0 · Wikimedia Commons

其定义

72% iron when pure but usually low grade in the ground; it is upgraded by magnetic separation into high-purity pellet feed.

材料	角色	品位说明
Iron Ore	Principal concentrate ore	Upgraded to 65-70% Fe
Vanadium	Titanomagnetite source	—

Rust-coloured rock that is roughly one-third to two-thirds iron, and the single largest tonnage the mining industry…

A metal that makes rebar dramatically stronger in tiny doses, and that can also store electricity dissolved in a tank…