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Cliff starts mine tours

June 10, 2014
ZACH JAY - Journal Ishpeming Bureau ( , The Mining Journal

ISHPEMING - In the processing plant of Cliffs Natural Resources' Tilden Mine, low-grade iron ore extracted from a nearby open pit undergoes a complex process by which it's transformed into a flux pellet product bound for steel mill furnaces - it's ground, crushed, mixed with water, de-watered, separated, rolled, dried, preheated and fired in enormous kilns.



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