Golden Star Files Updated NI 43-101 Technical Report for Its Mineral Reserves and Resources Estimates at Wassa as at December

Golden Star Files Updated NI 43-101 Technical Report for Its Mineral Reserves 
and Resources Estimates at Wassa as at December 31, 2012,
and Announces Annual General and Special Meeting Date 
TORONTO -- (Marketwire) -- 03/21/13 --  Golden Star Resources Ltd.
(NYSE MKT: GSS) (TSX: GSC) (GHANA: GSR) ("Golden Star" or the
"Company") is pleased to announce that it has filed a National
Instrument 43-101 ("NI 43-101") compliant technical report for the
Wassa Gold Mine, Ghana that culminated from the Company updating its
Proven and Probable Mineral Reserves (collectively "Mineral
Reserves") and Mineral Resources estimates as at December 31, 2012.
The Company increased its Mineral Reserves at Wassa by 85% to 1.47
million ounces of contained gold, relative to December 31, 2011. The
Mineral Reserves and Resources estimates were announced in a press
release dated February 5, 2013. This technical report can be accessed
under the Company's SEDAR and EDGAR filings (see Form 8-K to be filed
March 22, 2013) and on the Company's website at www.gsr.com.  
The technical report, entitled "NI 43-101 Technical Report on Mineral
Resources and Mineral Reserves Golden Star Resources Ltd, Wassa Gold
Mine, Ghana Effective Date 31st December 2012" and dated March 1,
2013, was prepared by SRK Consulting (UK) Limited under the
supervision of Dr. Lucy Roberts, Senior Consultant, Resource Geology,
a Qualified Person pursuant to NI 43-101. 
Annual General and Special Meeting 
Golden Star's Annual General and Special Meeting will be held in
Toronto at Fasken Martineau, 333 Bay Street, Suite 2400 in the
Escarpment /Huron Boardrooms on Thursday, May 9, 2013, at 2 pm ET.  
Company Profile 
Golden Star holds a 90% equity interest in Golden Star
(Bogoso/Prestea) Limited and Golden Star (Wassa) Limited, which
respectively own the Bogoso/Prestea and Wassa/HBB open-pit gold mines
in Ghana. In addition, Golden Star has an 81% interest in the
currently inactive Prestea Underground mine in Ghana, as well as gold
exploration interests elsewhere in Ghana, in other parts of West
Africa and in Brazil in South America. Golden Star has approximately
259 million shares outstanding. 
For further information, please contact: 
GOLDEN STAR RESOURCES LTD.
Bruce Higson-Smith
Senior Vice President Corporate Strategy
1-800-553-8436 
INVESTOR RELATIONS
Belinda Labatte
The Capital Lab, Inc.
647-427-0208 
Jay Pfeiffer
Pfeiffer High Investor Relations, Inc. 
303-393-7044 
 
 
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