Newcrest Mining will borrow $US1 billion ($A966 million) in 10- and 30-year bonds to repay existing debt and fund some of the gold miner’s major projects.

Newcrest is offering $US750 million of senior unsecured notes due on November 15, 2021, with a coupon of 4.45 per cent and $US250 million due on November 15, 2041, with a coupon of 5.75 per cent.

The gold miner said, in a statement on Tuesday, that the proceeds would be used to repay existing unsecured debt and for funding a portion of Newcrest’s major growth projects.