The new US sanctions expand a previously signed Trump-era executive order to include specific potential restrictions on trade and investment involving Nicaragua, with a particular reference to the gold industry.
ISS on Monday had recommended Turquoise Hill shareholders to vote "against" the deal, joining the Canadian miner's second-largest shareholder Pentwater Capital Management.
Imerys unveiled plans to develop a lithium mine in central France that it said could be a leading contributor in Europe's quest for electric-vehicle battery materials.