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Olatunji and Durojaye (2010) adopted the comparative grindability test for the determination of the work index of BirninGwari iron ore in Nigeria.

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Simulation studies on Energy Requirement, Work Input and - IJETAE. of ore grindability are the Bond Work Index. work index (BWi)) on the same ore when tests are . dolomite, iron ore, coal and limestone by using a variac.

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