Aussie shares lower as uncertainty trumps confidence

Gold miners were an exception to Australian losses after an overnight plunge in the US. (Dan Himbrechts/AAP PHOTOS)

Australian shares have edged lower after a wild week of swings, but there could be more uncertainty ahead as US-China tensions escalate.

The S&P/ASX200 lost 63.1 points, or 0.82 per cent, to 7646.5, while the broader All Ordinaries fell 60.2 points, or 0.76 per cent, to 7853.7.