Mega-miners BHP Billiton and Rio Tinto are expected to announce more record iron ore production numbers this week, despite the commodity's price dive.

Shares in Southern Gold jumped after the explorer predicted a 50 per cent jump in free cashflow from its Cannon project near Kalgoorlie, based on a higher than expected gold price.

Oil services giant Schlumberger is expected to cut around 100 jobs in Australia as it sheds 9000 workers worldwide.

WA's most controversial mine, the Paroo Station lead operation in the Goldfields, is set to shut for a third time in less than a decade, this time falling victim to collapsing metal prices.

Shares in Ramelius Resources continued their recent bullish run after the gold miner announced a maiden ore reserve for its Kathleen Valley project.

The owner of the historic Christmas Island phosphate rock mine has been quietly absorbed by its biggest shareholder in a $100 million deal designed to cut costs and streamline management ranks.

Shares in MACA were higher after the company reiterated full-year revenue guidance despite the mining contractor being affected by the suspension of operations at the Paroo Station lead mine in the Goldfields.

Shares in Resolute Mining jumped today, bolstered by the higher gold price and positive drilling results from its Bibiani gold project in Ghana.

Shares in Mincor Resources surged after the company announced drilling results, which it said might indicate a new high-grade nickel discovery at its Cassini prospect in the Kambalda nickel district east of Perth.

WA's mining sector has been delivered another forecast of a bleak outlook amid ever-louder calls for the need to batten down the hatches and sit on cash.

Police have launched the second phase of their drug crackdown on the state's mining industry, with operations at two sites in the North West this week.