The world's biggest iron ore producer Rio Tinto will raise $9 billion in U.S. investment-grade bonds as it seeks to fund its recently-closed buyout of Arcadium Lithium , the miner said on Wednesday.

Australian mining group Rio Tinto has finalised the takeover of the lithium producer Arcadium from the USA, which was announced in October. The

Rio Tinto has successfully raised $9bn through a US investment-grade bond sale to fund its acquisition of Arcadium Lithium, reported Bloomberg, citing sources. The debt was divided into eight segments,

The world's biggest iron ore producer Rio Tinto is offering $9 billion in U.S. investment-grade bonds as the miner seeks funding for its recently-closed buyout of Arcadium Lithium, Bloomberg News reported on Tuesday.