The Buenos Aires area is part of a concession owned by Canada’s Hanrine. It lies just south of Cascabel, where SolGold PLC is seeking to build a major copper, silver and gold mine.
Bullion hit a six-year high last week as top central banks including the U.S. Federal Reserve adopted a more dovish tone and tensions spiked between the U.S. and Iran.
Workers will go to extreme lengths to break into mine sites in Africa, sometimes tunneling underneath walls or living underground to extract ore with a pick-axe.