Common use of Mineral Reserves and Resources Clause in Contracts

Mineral Reserves and Resources. The most recent estimated, proven and probable mineral reserves and the estimated measured, indicated and inferred mineral resources of Yamana disclosed in Yamana Documents have been prepared and disclosed in all material respects in accordance with all applicable Laws. There has been no material reduction (other than as a result of operations in the ordinary course of business) in the aggregate amount of estimated mineral reserves and estimated mineral resources of Yamana on a consolidated basis from the amounts disclosed publicly by Yamana.

Mineral Reserves and Resources. The most recent estimated, proven and probable mineral reserves and the estimated measured, indicated and inferred mineral resources of Yamana disclosed in the Yamana Documents have been prepared and disclosed in all material respects in accordance with all applicable LawsNational Instrument 43-101 Standards of Disclosure for Mineral Projects. There has been no material reduction (other than as a result of operations in the ordinary course of business) in the aggregate amount of estimated mineral reserves and estimated mineral resources of Yamana on and the Yamana Material Subsidiaries, taken as a consolidated basis whole, from the amounts disclosed publicly by Yamanain the Yamana Documents.

Mineral Reserves and Resources. The most recent estimated, estimated proven and probable mineral reserves and the estimated measuredindicated, indicated measured and inferred mineral resources of Yamana disclosed in the Yamana Public Documents as of year-end 2006 have been prepared and disclosed in all material respects in accordance with accepted engineering practices and all applicable Laws. There has been no material reduction (other than as a result of operations in the ordinary course of business) in the aggregate amount of estimated mineral reserves and reserves, estimated mineral resources or mineralized material of Yamana on and the Yamana Subsidiaries, taken as a consolidated basis whole, from the amounts disclosed publicly by Yamanain the Yamana Public Documents as of December 31, 2006.

Mineral Reserves and Resources. The most recent estimated, estimated proven and probable mineral reserves and the estimated measuredindicated, indicated measured and inferred mineral resources of Disclosed Publicly by Yamana disclosed in Yamana Documents have been prepared and disclosed in all material respects in accordance with accepted engineering practices and all applicable Laws. There has been no material reduction (other than as a result of operations in the ordinary course of business) in the aggregate amount of estimated mineral reserves and reserves, estimated mineral resources or mineralized material of Yamana on and its material subsidiaries, taken as a consolidated basis whole, from the amounts disclosed publicly most recently Disclosed Publicly by YamanaYamana other than depletion as a result of mining activities.