This memorandum presents a summary to date of the findings from an update to Call & Nicholas, Inc.’s (CNI) 2008 geotechnical feasibility study of the proposed Rosemont openpit copper mine. In addition, a discussion is presented regarding design criteria selection for the northwest wall.
Pratt, R.W., R.J. West, L.D. Bacon, and D.E. Nicholas. 2008. Feasibility-Level Geotechnical Study for the Rosemont Deposit. Prepared for Augusta Resource Corporation. Tucson, AZ: Call and Nicholas, Inc. February.