Current as at December 31, 2011

Issued shares: 50,913,131 common shares
Options outstanding: 4,325,000
Warrants outstanding: 108,300 at $2.50 until March 21, 2012
983,325 at $3.00 until March 21, 2012
60,000 at $2.30 until May 16, 2012
500,000 at $2.75 until May 16, 2012
169,740 at $1.50 until May 18, 2012
1,725,000 at $1.80 until May 18, 2012
Fully diluted: 58,784,496
Year end: May 31
Working capital: CAD$3,900,000
Directors and officers: Gordon P. Leask, P.Eng., Director, President and CEO
John M. Leask, P.Eng., Director
Murray W. Hitzman, Ph.D., Director
Megan M. Cameron-Jones, Director and Secretary
George R. Cavey, P.Geo., Director
David J. Raffa, Director
Jorge Kesting, Vice President - Exploration
Art McQuade, CMA, Chief Financial Officer
Mineral assets: Lindero Heap Leach Gold Deposit, Argentina
Arizaro Pophyry Gold-Copper Prospect, Argentina
Stock exchange listing: TSX Venture Exchange
Symbol MDR - V
Address: Suite 922, 510 West Hastings Street
Vancouver, B.C. V6B 1L8
Telephone:
Fax:
Email:
Website:
(604) 681-4462
(604) 681-0180

www.mansfieldminerals.com