Silver Elephant Mining Corp. (TSX: ELEF) (OTCQB: SILEF) (FSE: 1P2) ("Silver Elephant" or the "Company") is pleased to provide ...

making deep tunnel mining more likely to be used. The scale of some of the mines in the Silver Valley is hard to grasp. The galena deposits that led to the Bunker Hill stake in the 1880s were ...

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 ...

Located on a lonely mountain plain in Colorado ski country, the silver-rush-era town of Leadville holds secrets as deep as its tunnels and old mine workings.

In central Idaho, the Triumph Mine produced silver, lead, and zinc from the late 1800s into the 1950s. But since shuttering operations decades ago, the mine has been an environmental hazard, with ...