The large black body of water at the center is the Berkeley Pit; Yankee Doodle Tailings Pond is at upper left; the more recent open-pit operation, known as the East Continental mine, is at upper right.  
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Photo from the International Space Station showing Butte and the open-pit mining area east of Butte. Photo: NASA crew of the International Space Station on 2 August 2006.
The large black body of water at the center is the Berkeley Pit; Yankee Doodle Tailings Pond is at upper left; the more recent open-pit operation, known as the East Continental mine, is at upper right.  
Fred Quivik inspecting a chunk of slag on a slag pile at the Quincy Smelter, Hancock, Michigan.
Slag canyon of Silver Bow Creek, Butte. Photo: Fredric L. Quivik
Slag canyon of Silver Bow Creek, Butte, view to the northwest, conveying the stream into the site of the former Butte Reduction Works.  The horizontal lines along the walls of the canyon are from the steel formwork used by smelter workers to cast molten slag in lifts to create the structure.

Industrial Waste as Cultural Resource: A Retrospective in Industrial Heritage

Thursday, October 12, 2017
6:00 pm

Upper Gallery, Meyerson Hall

210 South 34th Street, Philadelphia