Copper Mountain Mining Corporation Mine Processes First Ore

VANCOUVER, June 6, 2011 /CNW/ - Copper Mountain Mining Corporation (TSX: CUM) (the "Company" or "Copper Mountain") is pleased to announce that construction of the processing plant is complete and on scheduled for June 2011 production from the Copper Mountain Mine. Mining is proceeding as planned and has been delivering ore to the primary crusher since mid April. The Company has been stock piling ore as part of preproduction mining activities. The coarse ore stock pile at the mill has in excess of 190,000 tonnes of mill feed that has been crushed in the Company's new primary crusher. On May 28, 2011 the commissioning of the mill was started with the first ore being processed. With the mechanical equipment adjustments completed, production commenced on June 4, 2011. The start up has gone smoothly and it is anticipated that full production will be achieved by mid June.

Following the receipt of our production permit on April 1, 2010, our contractors, suppliers, and our operating team have preformed an outstanding job in completing all the challenges for our planned June 2011 production start. The processing plant and related facilities are all functioning well and meeting our expectations.

CLICK HERE TO SEE THE PROCESSING EQUIPMENT IN ACTION!

The Official Mine Opening Ceremony will be held in mid August 2011, details will be announced in the near future.

Copper Mountain Mining Corporation will hold its annual general meeting of shareholders on Thursday June 23rd at 2:00 pm at the Terminal City Club, Presidents Room, 837 Hastings Street, Vancouver BC. Please RSVP, as space is limited to galina@cumtn.com


About Copper Mountain Mining Corporation:

Copper Mountain is a Canadian resource company managed by an experienced team of professionals with a solid track record of exploration and development success. The Company's shares trade on the Toronto Stock Exchange under the symbol "CUM". Copper Mountain owns 75% and Mitsubishi Materials Corporation owns 25% of the Copper Mountain Project. The 18,000 acre mine site is located 20 km south of the town of Princeton in southern British Columbia. The Copper Mountain Project has a current resource of approximately 5 billion pounds of copper, the Copper Mountain Project is fully financed ($438M) and in construction and on schedule for the mine to produce approximately 100 million pounds of copper per year by mid 2011. Additional information is available on the Company's web page at www.CuMtn.com.


On behalf of the Board of
COPPER MOUNTAIN MINING CORPORATION

"Jim O'Rourke"

J.C. (Jim) O'Rourke, P Eng.
Chief Executive Officer



Note: This release contains forward-looking statements that involve risks and uncertainties. These statements may differ materially from actual future events or results. Readers are referred to the documents, filed by the Company on SEDAR at www.sedar.com, specifically the most recent reports which identify important risk factors that could cause actual results to differ from those contained in the forward-looking statements. The Company undertakes no obligation to review or confirm analysts' expectations or estimates or to release publicly any revisions to any forward-looking statement.



For further information:

Galina Meleger, Corporate Communications 604-682-2992 ext.224 Email: Galina @CuMtn.com or
Rod Shier, Chief Financial Officer 604-682-2992 ext.222 Email: Rod@CuMtn.com
Website: www.CuMtn.com