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Zambia is largely a mineral economy faced with challenges of designing a tax system that meets two fundamental objectives namely to ensure a fair share of rent for itself and simultaneously allowing for sufficient investment revenues needed by investors. Zambia’s mine fiscal regime has evolved...

Water is finite and essential to sustaining human life. It plays a vital role in many human activities including industrial production, agriculture, energy, sanitation, and transportation, in addition to sustaining ecosystems that provide valuable services to both environment and human. The...

Studies done on Mimbula ore have been on agitation leaching, high temperature and pressure leaching and treatment of refractory ore (TORCO) process. However these methods attracted significantly high capital investment leaving heap leaching as a more economically attractive method to be...

Nchanga Underground mine uses a block caving variant to extract the lower ore body of the Nchanga syncline. The deepest part of the ore body, the H Sub-Incline complex, is thin with 4.39m average thickness, 5.27% weighted average grade of Copper and hosts 1,219,314t in-situ. Operational...

Mopani Copper Mines Plc. (MCM) is sinking a vertical rock and man shaft. The rock hoisting winder will handle 2.0 million tonnes of ore per annum. The project will significantly boost the current productivity of Mindola Mine, as it will enable the company to increase ore production from 800...

Mopani Copper Mines Plc. (MCM) is sinking a vertical rock and man shaft. The rock hoisting winder will handle 2.0 million tonnes of ore per annum. The project will significantly boost the current productivity of Mindola Mine, as it will enable the company to increase ore production from 800...

Climate change, construction of the Mongu-Kalabo Road coupled with increased mining activities in the upper catchment of the Barotse Wetland could alter the inundation extent dynamics and impact the flood dependent ecosystem. There is very little information available in public domain on...

Backfill is described as waste material that is used to refill the underground voids left during mining for technical or safety purposes. Backfilling has several applications underground and the use of backfill has increasingly become a fundamental part in the entire underground mining activities...

Konkola Copper Mines Plc (KCM) is undergoing full mechanization drive aimed at increasing levels of production from the current 2.4 million tonnes to 7.5 million tonnes per annum. The mechanization of the mines will provide a large potential for reduced costs and improved profits, while at the...

Nchanga Open Pit (NOP) is facing a critical equipment planning decision after undertaking improvement projects at the processing plant namely Elevated Temperature Leaching, Heap Leaching and Cobalt/Copper separation. Elevated Temperature Leaching has resulted in 20% increase in the recovery of...