The 10-member team, during its inspection of V S Lad and Sons company's mining area, sought to know the extent of ore excavated, official sources said.
CBI has been investigating the case on a Supreme Court order which had appointed the Central Empowered Committee (CEC) into the issue.
The illegal export of iron ore from Belikeri port in Karnataka's Uttara Kannada district was exposed by former Lokayukta N Santosh Hegde, who in his report, had said 7.74 million tonnes of iron ore were illegally exported between 2006-2007 and 2010-11, causing huge loss to the exchequer.