Hopes of more breakthroughs in the Sino-US trade relationship boosted market sentiment on Tuesday,although gold miners were under pressure.
Coal mining in Greater Sydney's catchment is drying up sensitive swamps and creeks,with more damage likely if a planned expansion allowing extraction out to 2048 wins approval.
The mining company saw profit fall 25 per cent drop in the year to June amid softer aluminium and thermal coal prices.
Chevron announced on Wednesday it has signed a deal to supply gas for the operation of the Worsley Alumina refinery.
The soaring price of the key steelmaking commodity is masking other challenges for Australia's big miners.
South32 has recorded a significant jump in metallurgical coal production in fiscal 2019,after the continued ramp up of operations at its Appin coal mine
Dozens of Rio Tinto tailings dams around the world would generate a"high"hazard if they were to fail,according to an audit of the miner's tailings dams
Diversified miner South32 has revealed that 14 of its Australian tailings dams would generate a"high"or"significant"hazard if they were to fail.
The company has shared details of its 12 dams in Australia;one in the Northern Territory,eight in Queensland and three in WA,in a bid to allay mounting concerns.
South32 boss Graham Kerr says he is happy for his business to be"predictable",as the diversified mid-tier miner unveiled a 17 per cent profit jump
The influence of women at the top rungs of corporate Australia has been given a boost,with South32 announcing a new female chairperson.