The Anglo American unit which had enjoyed sky-high iron ore prices in the past now faces a decline in profits as the metal price drops.
As miners prepare in the hope that workers will return to the shafts in defiance of their union, more police have been sent to the platinum belt.
The diamond mining company, which saw returns of 10% return on capital, has been tasked by its parent company to deliver 15% by 2016.
The mining giant is pleased with the performance of its copper operations but has maintained output forecasts for fear of setbacks.
Anglo American Platinum and Lonmin have sent force majeure notices to some suppliers of goods and services to its strike-affected operations.
Government-led talks between major platinum mines and dominant union Amcu have resumed in Pretoria as the strike enters its third day.
Having been compelled to submit plans to construct base-metal refineries in Zimbabwe, platinum producers have filed their response to government.
A Bill, which must first gain parliamentary approval before being signed into law, has proposed levies on mining companies.
Around 2 300 miners who staged a sit-in at Anglo American Platinum's Dishaba mine have been brought to the surface, says the company.
A member of the Anglo American group, Kumba Iron Ore, says it needs a new mining permit to access about a third of reserves at its Sishen mine.
The market waits with caution to see what Anglo American pulls out of the hat.
A recent settlement between miners and Anglo American could be a precedent as the gold industry prepares for a looming silicosis class action suit.
Anglo American SA has settled a law suit brought by miners who claimed they had contracted silicosis while working for the company.
Design problems at its largest nickel plant will see Anglo American unable to reach full output capacity for the next three years.
Union leaders have warned that mine owners' handling of pay talks could provoke violence in Tuesday's strikes in the gold sector.
SA miners have vowed to take their silicosis lawsuit against London-listed Anglo American to SA courts after a UK court refused to hear their case.
Randgold Resources head Mark Bristow says Anglo American's Mark Cutifani will certainly lose a bet that its DRC mine won't produce gold this year.
Anglo American is prepared to be opportunistic in pursuing acquisitions even as falling commodity prices force the mining industry to cut spending.