Fortescue Metals Group, BHP and Rio Tinto sink as iron ore price appears primed to slip below $US100 per tonne

Slowing iron ore demand has led shares in some of the country’s biggest miners to slump as the commodity’s price craters.

Among publicly traded miners to notch losses on Thursday as at 2pm include Rio Tinto (down 1.65 per cent to $113.88,) Fortescue Metals Group (down 1.3 per cent to $21.28,) Mineral Resources (down 1.28 per cent to $69.77,) and BHP (down 1.04 per cent to $45.31.)