Pan American Silver (PAAS) F-10 Registration of securities (Canada)

Exhibit 5.1

    Deloitte LLP 2800 - 1055 Dunsmuir Street 4 Bentall Centre P.O. Box 49279 Vancouver BC  V7X 1P4 Canada   Tel: 604-669-4466 Fax: 778-374-0496 www.deloitte.ca

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in this Registration Statement on Form F-10 of our reports dated March 26, 2014 relating to the consolidated financial statements of Pan American Silver Corp. and the effectiveness of Pan American Silver Corp.’s internal control over financial reporting appearing in the Annual Report on Form 40-F of Pan American Silver Corp. for the year ended December 31, 2013 and to the reference to us under the heading “Experts” in the Prospectus, which is part of this Registration Statement.

/s/ Deloitte LLP

Chartered Accountants

Vancouver, Canada

April 11, 2014