Iron Ore | Geoscience Australia
May 03, 2017· Mining and processing hematite and magnetite ores. Highgrade hematite ore is referred to as direct shipping ore (DSO) because, once mined, the ore goes through a relatively simple crushing and screening process before being exported for use in steel making. Australia''s hematite DSO from the Hamersley province averages from 56% to 62% iron.