Related articles Nickel ‘best bet’ as Indonesian mineral-ore ban looms INDONESIA’S ban on raw-material exports, to come into effect in January, will have a delayed effect on the refined nickel market as top-producer China has enough ore for at least a year, Macquarie Group says. China, which needs mined nickel to produce nickel pig iron, an alternative to refined metal, will have as much as 40-million tonnes of Indonesian ore stockpiled by the end of this year,…