FourFourtwo The controversial BHB Billiton merger is now off to the drawing board.
It will be the largest mining project in Australia, with an estimated value of $9 billion.
It has sparked a political debate over whether the government has done enough to stop the deal from happening.
Read more A new report from the Australian Council of Trade Unions says the government needs to hold off on approving the deal until it has more information on the impact on local jobs.
The council has called for an immediate public inquiry into the deal, as well as a public inquiry on whether the deal should be approved.
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