Rio Alto Produced 201,113 Ounces of Gold in 2012

Rio Alto Produced 201,113 Ounces of Gold in 2012 
VANCOUVER, BRITISH COLUMBIA -- (Marketwire) -- 01/11/13 -- Rio Alto
Mining Limited ("Rio Alto")
(TSX:RIO)(LMA:RIO)(NYSE:RIOM)(DBFrankfurt:MS2) is pleased to announce
that gold production for 2012 amounted to 201,113 ounces, near the
mid-point of the Company's most recent gold production guidance of
190,000 to 210,000 ounces for the year. Production for the fourth
quarter of the year was 40,049 ounces of gold. 
Alex Black, President and Chief Executive Officer, commented,
"Production of 200,000 ounces of gold during the first year of
commercial production from the La Arena Gold Mine exceeded
management's initial expectations and was due in large part to the
hard work of everyone involved in mine operations. The board of
directors would like to express its appreciation for the commitment
and effort of everyone involved in the mine development and its
operation." 
During Q1, Rio Alto will provide 2013 production and cost guidance,
updated resources and reserves for the La Arena Gold Mine and the
Phase II copper/gold deposit and final 2012 production cost
information. 
Forward Looking Statements 
This news release contains certain forward-looking information
including statements concerning the timing for announcements
concerning 2013's expected gold production and costs, mineral
resource and reserve estimates and 2012 production cost information.
All statements included herein, other than statements of historical
fact, are forward-looking information and such information involves
various risks and uncertainties. There can be no assurance that such
information will prove to be accurate, and actual results and future
events could differ materially from those anticipated in such
information. A description of assumptions used to develop such
forward-looking information and a description of risk factors that
may cause actual results to differ materially from forward-looking
information can be found in Rio Alto's disclosure documents on the
SEDAR website at www.sedar.com. Rio Alto does not undertake to update
any forward-looking information except in accordance with applicable
securities laws. 
To learn more about Rio Alto Mining Limited, please visit:
www.rioaltomining.com or Rio Alto's SEDAR profile at www.sedar.com. 
ON BEHALF OF THE BOARD OF RIO ALTO MINING LIMITED 
Alex Black, President & CEO         
Contacts:
Rio Alto Mining Limited
Alex Black
President & CEO
+511 99279 4655 or +511 625 9900
alexb@rioaltomining.com 
Rio Alto Mining Limited
Alejandra Gomez
Investor Relations
604.628.1401
866.393.4493 (FAX)
alejandrag@rioaltomining.com
www.rioaltomining.com
 
 
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