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View of Open Pit

View of Open Pit

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This is a view of part of the Empire Mine open pit. At the time this photo was taken, the pit was 1.6 miles by 0.8 miles and 910 feet deep. They are mining the Palaeoproterozoic Negaunee Iron Formation. Special thanks to Cleveland Cliffs for allowing me and my students onsite.

Photo taken: July 2005

This photo has been shown 2796 times

Photo added: 22nd May 2010

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Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of thousands of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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