Browse TRAIL Inventories

Mining methods and practices at the Johnson Camp Copper-Zinc Mine, Coronado Copper & Zinc Co., Cochise County, Arizona.

Open-pit copper mining methods and practices at the Chino Mines Division, Kennecott Copper Corp., Grant County, N. Mex.

Block-caving mining methods and costs Bagdad Mine, Bagdad Copper Corp. Yavapai County, Ariz.

Open-pit copper mining methods, Morenci Branch, Phelps Dodge Corp., Greenlee County, Ariz.


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