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Sulphur 417 Mar-Apr 2025

Glencore looking to extend life of Mt Isa


Glencore looking to extend life of Mt Isa

Glencore says it is working with the Queensland government to secure the future of the Mount Isa copper smelter. The company had previously indicated that it would close the smelter in 2030, but recent media reports suggest that the government is looking at assistance to keep the smelter operational, which currently treats more than 1 million t/a of copper concentrate and supplies sulphuric acid to other industries locally, including phosphate production.

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Manyar smelter faces supply issues

Freeport Indonesia may be forced to suspend operations at its Manyar smelter at the end of October due to a lack of copper concentrate, according to local press reports. The news follows the mudslide at the Grasberg mine in September, which killed seven workers. Grasberg, which represents almost 3% of global copper mine production, has halted production and Freeport says that it may not return to pre-accident operating rates until 2027. Stocks of copper concentrate at Grasberg were estimated to be only sufficient to operate the Manyar smelter until the end of October. The $3.7 billion Manyar smelter only resumed operations in May after a fire broke out in October last year, damaging the plant.

Government to limit new nickel projects

The Indonesian government has moved to limit new licenses for nickel projects in an attempt to correct overdevelopment of the industry and the subsequent crash in global nickel prices. The permit restriction applies to new nickel processing companies that produce intermediate products, both with pyrometallurgical (RKEF) and hydrometallurgical (HPAL) technologies. Currently, Indonesia already has 54 nickel processing plants operating, 38 in the construction stage, and 45 are still under planning.