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The preliminary breaking down of run-of-mine ore and sometimes coal. | The preliminary breaking down of run-of-mine ore and sometimes coal. | ||
The '''tertiary stage in crushing''', following primary and secondary crushing. | The '''tertiary stage in crushing''', following primary and secondary crushing. | ||
==Stages== | |||
*[[Primary Stage Crushers]] | |||
*[[Secondary Stage Crushers]] | |||
*[[Tertiary Stage Crushers]] | |||
*[[Quaternary Crushers|Quaternary Stage Crushers]] |