PricewaterhouseCoopers has warned that the platinum industry is unlikely to meet the demand for the precious metal in the medium term.
Gold gained from the lowest close in more than two weeks ahead of gatherings at the Federal Reserve and the Bank of Japan this week.
The dollar traded near a two-week high against a basket of major currencies on Monday.
Copper edged up on Wednesday after strong economic data from China fuelled speculation of strengthening demand.
The dollar was on the defensive on Tuesday as markets remained hostage to seesawing speculation on the outlook for US rates.
The dollar wobbled, but the safe-haven yen benefited from a broad drop in equities on Monday.
A battle for market share between oil producers has left the world awash with stocks of unwanted crude and driven a collapse in prices.
Doubts over Finance Minister Pravin Gordhan's tenure and uncertainty in global markets hit the rand on Friday morning.
The World Platinum Investment Council has warned that the supply deficit for the metal this year would be higher than previous forecasts.