Zijin estimates that illegal miners control more than 60% of its mining tunnels in the mountains around Buriticá, a two-hour drive from Medellín. The company bought the mine in 2020 from Canada ...

We explore five fascinating tunnels at the Estelle Mine, each offering a unique glimpse into the area's mining history. From wide, echoing passages to short, barely accessible shafts, we make our way ...

Hard-rock mining tunnels into the earth to extract gold ore from buried veins. Eventually, miners hit upon the cheapest way of "getting gold out of the secret places," in Huie's words. Hydraulic ...

Before the gold rush took Americans out west to California, gold was mined in the east! Check out this lesson in history. | ...

Special to The New York Times. TimesMachine is an exclusive benefit for home delivery and digital subscribers. Full text is unavailable for this digitized archive article. Subscribers may view the ...

The mining tunnels were destroyed. The GDF also said that the operation was conducted over four days and involved two officers and 27 troops with support from the Air Corps. The discovery of the ...

“Element Six’s new diamond-based technology, and our strategic partnership with Master Drilling, opens new possibilities for mining, construction companies and tunnel developers,” Element ...