If anything is certain about the stances of Australian politicans on coal mining and coal-seam gas exploitation, it’s that nothing is certain.
The country’s powerful farmers’ federation wants the right to negotiate access to their land by mining companies. It’s supported in this by the Greens party which holds the balance of power with the Labor party in both the Upper and Lower Houses of parliament.
This article mentions Xstrata but other London-linked companies which may be affected are Anglo American, BHP Billiton and Rio Tinto.
See http://www.minesandcommunities.org/article.php?a=11116&l=1.