“BHP Group’s joint-venture partner Lundin Mining Corp declared that the companies’ Filo del Sol project in South America to be the largest discovery of copper in three decades, based on new drilling and analysis.

The undeveloped mine contains at least 13 million tons of the metal, as well as significant amounts of gold and silver, Lundin said in a statement on Sunday. Drilling is ongoing, and the deposit’s estimated size is increasing, it said.”

From Buenos Aires Times.