South African platinum miner Lonmin COO Johan Viljoen, resigned on Tuesday, citing personal reasons for his departure.

Lonmin Business Support Office head Ben Moolman, has, with immediate effect, become acting COO, alongside his current role.

Moolman rejoined Lonmin in August 2014 from Glencore Xstrata where he was the COO of the Platinum Division. Before this, Moolman served in a variety of operational management positions, including mining VP at Lonmin.

Commenting on the appointment, Lonmin CEO Ben Magara said: “Ben Moolman is ideally placed to continue the execution of our operational strategy and strategic initiatives, having been intimately involved with the strategy and its implementation as a member of the Lonmin executive committee.”

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