AAP

Gold prices have risen as the US dollar has weakened for a second straight day following a global cyber attack and a delay to US healthcare legislation that fuelled doubts about President Donald Trump's ability to pass measures expected to boost the economy.

The Australian share market has overcome a sluggish start to close higher, as a rally in iron ore and oil prices boosted mining and energy stocks.

A manager at a roofing company has been fined $7,500 plus costs of $517 after a labourer suffered multiple fractures in a five-metre fall through a skylight in Perth.

Newcrest Mining has partially restarted operations at its Cadia East mine in NSW, which had been shut after an earthquake in April.

The Australian share market is flat in early trade as investor sentiment remains cautious following an overnight decline on Wall Street.

The Australian dollar is lower against its US counterpart, dropping back below 76 US cents.

Oil prices have risen nearly 2 per cent and hit a one-week high, boosted by a weaker dollar, short covering and expectations that crude inventories in the United States may decline for a third consecutive week.

Gold has risen after hitting a six-week low in the previous session as bargain hunting set in and the US dollar slid sharply after the US Senate postponed a planned healthcare vote.

The local share market has closed marginally lower after a shaky start as broad-based losses held back gains in financial and mining stocks.

Blackmores has confirmed the departure of chief executive Christine Holgate to Australia Post, and has drafted in former head Marcus Blackmore to temporarily fill the gap.

China's Yancoal looks to have sealed a deal for Rio Tinto's NSW coal operations after raising its offer price to $US2.69 billion ($A3.55 billion) to top a rival offer from global miner Glencore.

Commonwealth Bank of Australia has followed its peers by raising its variable rates for interest-only mortgages, becoming the last of the big four banks to adjust its rates mix in an attempt to slow down riskier lending.

Seven West Media has appointed John Driscoll as its regional chief executive for Western Australia. 

The Australian share market has started the day weaker, pushed down by losses in the healthcare and mining sectors.

The Australian dollar is higher against a strengthening US dollar which rebounded after earlier losses on weaker-than-expected US economic data.

Oil prices have settled more than half a per cent higher as some traders find bargains after last week's seven-month lows, but rising crude supply in the United States and other countries has limited gains.

Gold has tumbled to its lowest price in nearly six weeks as a large sell order hit sentiment, though losses were limited by political uncertainty around the world.

The Australian share market has closed steady amid modest gains from the heavyweight banking and mining sectors.

Three Australian employees of Crown Resorts could be released from a Chinese jail within months after being handed nine and 10-month sentences for gambling-related offences.

Ten Network creditors have met with newly appointed administrators to begin the process of trying to keep the embattled TV broadcaster afloat.

Shipbuilder Austal has won a $779 million contract to build another littoral combat ship for the US Navy.

The Australian share market has opened higher with all sectors marginally up, following a mainly positive lead from Wall Street.

Oil futures have edged higher with a lift from a weaker US dollar, but have finished a fifth straight week lower as OPEC-led production cuts have failed to substantially reduce a global crude glut.

The Australian dollar is hardly changed against its US counterpart even as the greenback weakens slightly amid mixed data and comments from the Federal Reserve.

Gold prices have climbed to one-week highs, boosted by a weaker US dollar, economic and political uncertainty around the world, and the limited prospect of further interest rate rises in the United States.

The Australian share market has ended in positive territory, despite a tumultuous day for the major banks after fresh talk of state government imposed levies.

State Treasurer Ben Wyatt says the South Australian government's controversial bank levy is an attractive option and he'll watch with interest ahead of delivering his own budget in September.

National Australia Bank has followed its peers by raising its variable rates for interest-only mortgages in a bid to slow down riskier lending.

The Australian share market has edged fractionally higher as gains by most of the big mining and energy stocks, CSL and Telstra outweigh weakness among most of the major banks.

Oil has risen, a day after hitting 10-month lows, but market sentiment remains negative because the global crude glut has persisted despite OPEC-led output cuts.

The Australian dollar is lower against its US counterpart which has remained steady in the offshore session.

Gold has risen, lifting quietly above the prior session's five-week low as the US dollar steadied and the 200-day moving average provided short-term support below the market.