The mines are a source of lead, zinc and copper, with applications ranging from car batteries to galvanised steel.

The five active mines within Missouri's Mark Twain National Forest have operated in the area for over 50 years, according to ...

Doe Run, which operates lead mining, processing and recycling facilities in Missouri including the Herculaneum smelter, assisted Modern Marvels producers in their quest to detail the importance ...

HERCULANEUM, Mo. (AP) -- An eastern Missouri lead smelter scheduled to close next year could eventually make way for commercial and industrial uses. Doe Run Co. operates the smelter in Herculaneum ...

The Missouri Department of Natural Resources issued a notice of violation last month, charging that the Doe Run Co. violated state clean-air laws while moving material at its smelter facility in ...

The Doe Run Co. announced plans to suspend operations indefinitely at its primary lead smelter near Annapolis, Mo., effective December 1, 2003. The company cited decreased domestic demand for lead as ...

Doe Run Resources Corp. spent $65 million to address violations of environmental laws at 10 of its facilities in southeast Missouri, as announced by the U.S. Department of Justice, Environmental ...

The Doe Run Company has completed its self-testing of soil samples along the lead concentrate haul route near the Southeast Missouri Regional Port Authority. Testing revealed some lead present in ...