"The colossal falls in gold over the past few days have broken several support levels on the way down," said IG Market's market analyst Stan Shamu. "If we see a break lower...the assumption could be that the gold super-cycle is over." On the local stage, National Australia Bank chairman Michael Chaney joined Westpac this week by warning that Europe's debt crisis is pushing up the costs of funding for banks and the problem is far from over. The comments, which are expected to be echoed on Friday by ANZ, came as NAB closed down 38 cents, or 1.6 per cent, at $23.48.Westpac was down 34 cents at $20.46, Commonwealth Bank was down 75 cents at $48.63 and ANZ was down 19 cents at $20.78. BlueScope Steel says retail shareholders took up less than half of the new shares available under a $600 million capital raising share offer. The stock last traded at 43.5 cents before going into a trading halt on Thursday.