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