Bloomberg Gadfly

Coal mogul's novel plan to save coal is to buy it: Gadfly

Bob Murray, CEO of Murray Energy Corp., has a novel idea to save U.S. coal: buy the stuff himself.

This Rio sale may be more than Australia can swallow: Gadfly

Rio Tinto has hired UBS AG to explore a possible initial public offering on the Australian Securities Exchange after planned trade sales came up short.

Taxes aren't the real problem with mining in Congo: Gadfly

There's a strange thing about the fear going through the global mining industry after theCongo signed an order to lift royalties last week: Compared with most other countries, these levies are still relatively low.

Coal's resilience today will prove its ultimate downfall: Gadfly

For all the doom and gloom about the future of coal, the past two years have been a boom time for coal prices that's exceeded by their 2010 to 2012 peak.

Glencore is the tempting devil sat on mining's shoulder: Gadfly

Uniquely among its peers, Glencore derives a substantial slice of its earnings from trading commodities, rather than producing them.

Copper's art of the deal

The seeds of Tuesday's 4.6 percent copper slump -- the sharpest in almost three years -- were planted in a scarcely noted non-event earlier this month.

Rio Tinto's M&A madness

Some companies are good at takeovers. Rio Tinto Group isn't one of them.