Minefinders Corporation Ltd. is in the business of exploration for, and development and mining of, precious and base metal properties. Interests in these properties are held directly and indirectly through exploitation and exploration concessions, leases, options and working interests. Its properties are located in Mexico and the United States. Its principal mineral property interest is the Dolores property, located in Chihuahua, Mexico. The Company also has property interests in Sonora, Mexico (the Sonora Properties). The Sonora Properties include the reserve and resource bearing La Bolsa gold and silver development project and the La Virginia gold and silver prospect, the Real Viejo silver prospect and the Planchas de Plata silver prospect. It has other mineral property interests in northern Mexico and in the United States, which are in the early exploration stage. In March 2012, Pan American Silver Corp. acquired all of the issued and outstanding common shares of the Company.