Amaroq Minerals shares jumped after reports of US talks on investing in Greenland's mining sector. CEO Eldur Ólafsson said renewed US focus on Greenland is drawing investor interest. The miner runs Greenland's Nalunaq gold mine and is pushing into high-tech metals. Shares in Greenland-focused miner Amaroq Minerals surged after its chief executive told CNBC the company has held talks with US government bodies about potential investment opportunities. Canada-based Amaroq's stock price on the TSX Ve ...