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San Andres Reserves and Resources

Mineral Reserve and Resource Estimates as of August 12, 2009.

Reserve Category Tonnes (000)  Au (g/t) Contained Ounces (000) 
Proven 28,720  0.64  590 
Probable 7,402 0.61 145
Total Proven and
Probable Reserves
36,122 0.63  734

Resource Category Tonnes (000)  Au (g/t) Contained Ounces (000) 
Measured 82,031  0.59 1,558 
Indicated  38,480 0.62 769
Total Measured and Indicated Reserves 120,511 0.60 2,328
Inferred Resources 4,704 0.79 120
  • The Mineral Reserve estimates classified as Proven and Probable were based on a cut-off grade of 0.38 g/t Au and 0.60 g/t Au, for oxide ore and mixed ore, respectively. These estimates are based on a US$700 per ounce gold price.
  • The Mineral Resource estimates classified as Measured and Indicated were based on a cut-off grade of 0.38 g/t Au and a gold price of US$700 per ounce.
  • Mineral Resources are inclusive of Mineral Reserves.

For more information on Mineral Reserve and Resource estimates for the San Andres Mine, please consult the technical report dated July 23, 2009 and amended August 12, 2009, and entitled “Amended and Restated Technical Report - Resources and Reserves on the San Andres Mine in the Municipality of La Union, Department of Copan, Honduras” prepared for Aura Minerals by Rogerio Moreno, AusIMM, of MCB Serviços e Mineração Ltda. a copy of which has been filed on SEDAR.