Organisers of this year’s Diggers and Dealers mining event are gearing up for an influx of about 1,800 mining executives and financiers.
Chairman Barry Eldrige said despite difficulties facing the mining sector registrations numbers have been strong, the ABC reports.
But he conceded delegate numbers are down on previous years.
The AFR reports it is the first time delegate numbers have fallen in six years.
Keynote speaker on the bill is President Barack Obama's former chief economic adviser, Austan Goolsbee who will be discussing international economic activity and the demand for commodities.
The annual forum hosted by Western Australian mining towns Kalgoorlie-Boulder runs from August 5 to August 7.
Australian Mining will be attending the forum, for live updates follow @ozmining on Twitter.