lump ore
mining
Also known as: rubble ore
Learn about this topic in these articles:
mining
- In iron processing: Lumps and fines
As-mined iron ore contains lumps of varying size, the biggest being more than 1 metre (40 inches) across and the smallest about 1 millimetre (0.04 inch). The blast furnace, however, requires lumps between 7 and 25 millimetres, so the ore must…
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