| 1 | For processing fine, feebly magnetic minerals, such as hematite, limonite, ilmenite, wolframite, tantalumniobium, red sludge and etc. | |
| 2 | We can extract iron from haematite by heating it with carbon in a blast furnace. | |
| 3 | Oolitic hematite is considered as one of the most refractory iron ore type. | |
| 4 | It only takes a little hematite, Merrison said, to stain all the dust a reddish hue. | |
| 5 | It sensed a mineral called hematite that often forms under wet conditions. |
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