Tiger Studies Cobalt Production at Kipoi

Tiger Resources has commissioned a study by independent consultant Mintrex Pty Ltd. to investigate the economic viability of producing cobalt from the copper ores currently being mined and processed at its Kipoi project 75 km northwest of the city of Lubumbashi in the Democratic Republic of Congo. The project’s copper resource materials currently host 40,400 mt of measured and indicated and 5,600 mt of inferred cobalt across the Kipoi Central, Kipoi North, Kileba, and Judeira deposits. The cobalt grade in the Kipoi Central measured resource is 0.14% cobalt. Cobalt grades in the other deposits range from 0.03% to 0.07%.

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Positive PEA for Orca’s Sudan Gold Project

Orca Gold has announced the results of a positive preliminary economic assessment (PEA) of its 70% owned Block 14 project in northeast Republic of the Sudan. The PEA considers a project having a 16-year mine life at an average annual production of 73,000 oz of gold. Life-of-mine all-in cash costs of production are estimated at $805/oz. Initial capital costs to develop the project are estimated at $123 million, including a 19% contingency.

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Roxgold Close to Commercial Production at Yaramoko

Roxgold Inc. reported that its new, underground Yaramoko gold mine in western Burkina Faso is on track to reach commercial production before the end of September. The project poured its first gold in mid-May and poured 14,482 oz for the reporting period to the end of June. Mill feed grade was averaging 13.4 g/mt gold, and gold recoveries were averaging 97.5%, above design rate of 96.9%.

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Lucara Leans on X-ray Tech for Improved Diamond Recovery

Lucara Diamond Corp. is installing more X-ray transmission (XRT) technology at its Karowe diamond mine in Botswana to process finer size fractions of diamonds. The project involves the installation of four new XRT diamond recovery units and associated conveying and screening infrastructure. The new units will target recovery of diamonds in the size range between 4 mm and 8 mm.

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