Figure 2.05. Bingham Canyon Mine in 2006. Large open pit Copper Mine, Bingham Canyon copper mine, UT, USA: Rio Tinto, Kennecott Utah Copper Corp. The ore deposit was produced by fluid circulation associated with Eocene quartz monzonite intrusions. Fluid flow driven by the heat of igneous intrusions can greatly increase the scale of contact metamorphic effects. Click on the image to see the original photo. Use your mousewheel to zoom and pan to see details. Spencer Musick photo. Wikimedia Commons.