BHP quarterly iron ore output rises, keeps guidance

Uranium surges 31% to become year’s top commodity

US judge dismisses action brought by Pebble mine opponents

Glencore to reopen mines if deal in Zambia reached

Vale cuts production guidance again

Overall Russian coal output fell in the first quarter of this year, but some coking coal mining firms raised output.

BHP is one of the world's largest exporters of iron ore and hard coking coal. It also ships thermal coal and copper.

The company did not provide a new figure. The guidance was previously revised downwards from an initial 10mn t.