Video Description: This is part two of the Bingham Canyon Mine visitor center video. This part shows the smelting and SX/EW process.
Source: YouTube.
The Bingham Canyon Mine is an open-pit mining operation extracting a large porphyry copper deposit southwest of Salt Lake City, Utah, USA, in the Oquirrh Mountains.
According to Kennecott
Utah Copper
Corporation, it is the world's largest man-made excavation.