Rio Tinto and Glencore reportedly held discussions as late as October, but they didn't progress further, as first reported by the FT

"Rio Tinto and Glencore merger talks end without agreement" was originally created and published by Mining Technology, a GlobalData owned brand.

Rio Tinto is the world’s second-biggest miner, with a market value of about $103bn at the close of trading in London on Thursday, while Glencore was valued at about $55bn.

When Glencore Plc proposed a combination with Rio Tinto Group a decade ago, the larger company turned it down after just a few days. News this week that the two spent several months in negotiations in the second half of last year shows how the sands have shifted,

Rio Tinto and Glencore held talks last year about combining part or all of their businesses, in an indication of how the push by mining companies to secure metals needed for the energy transition has focused executives on large-scale deals.