Investors piled into this miner after talk of US investment in Greenland

Houses and Archean gneiss, Sisimiut, Greenland.

Marli Miller/UCG/Universal Images Group/Getty Images

• 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...