Gold miners were among the biggest laggards as the price of the precious metal dropped nearly 1 per cent overnight to $US1957 an ounce, weighed down by a stronger US dollar. Gold Road Resources fell 6.4 per cent to $1.74, Regis Resources declined 5.6 per cent to $1.94, West African Resources tumbled 5 per cent to 85.5¢ and De Grey Mining dropped 4.8 per cent to $1.29 The major banks all posted losses, further weighing on the broader market; Commonwealth Bank fell 2.2 per cent to $97.72, National Australia Bank dropped 2.1 per cent to $26.04, Westpac tumbled 1.6 per…