Reserves and Resources

Sao Vicente Mineral Reserves reported as of December 31, 2009.

Reserve Category	Tonnes (000)	Grade (g/t Au)	Gold Ounces (000)
Proven	6,238	0.97	196
Probable	3,929	0.67	85
Total Proven and Probable Mineral Reserves	10,167	0.86	281

Note: Mineral Reserves as stated by Yamana Gold Inc.

Sao Vicente Mineral Resources reported as of December 31, 2009 (exclusive of Mineral Reserves).

Reserve Category	Tonnes (000)	Grade (g/t Au)	Gold Ounces (000)
Measured	7,910	0.52	133
Indicated	8,138	0.63	166
Total Measured and Indicated Mineral Reserves	16,048	0.58	299
Inferred Resources	3,553	0.88	101

Note: Mineral Resources as stated by Yamana Gold Inc. Mineral Resources were estimated at a calculated at a 0.20 g/t Au cut-off grade. Mineral Resources are exclusive of Mineral Reserves.