Buenaventura Announces Contractors Strike at Uchucchacua Mine

  Buenaventura Announces Contractors Strike at Uchucchacua Mine

Business Wire

LIMA, Peru -- April 17, 2013

Compañía de Minas Buenaventura S.A.A. (“Buenaventura”) (NYSE: BVN; Lima Stock
Exchange: BUE.LM), Peru’s largest publicly traded, precious metals mining
company announced today that the Uchucchacua contractors began a strike

The cited reason for the strike is for obtaining special economic benefits.

The Company would like to point out that annual negotiations between the
Contractors with their Unions were closed in January.

The Peruvian Ministry of Labor has denied the proceeding of the strike at this

The Company will update accordingly as any developments occur.

Company Description

Compañía de Minas Buenaventura S.A.A. is Peru’s largest, publicly traded
precious metals Company and a major holder of mining rights in Peru. The
Company is engaged in the mining, processing, development and exploration of
gold and silver and other metals via wholly owned mines, as well as through
its participation in joint exploration projects.

Buenaventura currently operates several mines in Peru (Orcopampa*, Poracota*,
Uchucchacua*, Breapampa*, Mallay*, Antapite*, Julcani*, Recuperada*, El
Brocal, La Zanja, Coimolache and CEDIMIN*).

The Company owns 43.65% of Minera Yanacocha S.R.L (a partnership with Newmont
Mining Corporation), an important precious metal producer; 19.58% of Sociedad
Minera Cerro Verde, an important Peruvian copper producer, and 49% of Canteras
del Hallazgo S.A, owner the Chucapaca project.

For a printed version of the Company’s 2011 Form 20-F, please contact the
persons indicated above, or download a PDF format file from the Company’s web

(*) Operations wholly owned by Buenaventura

Note on Forward-Looking Statements

This press release may contain forward-looking information (as defined in the
U.S. Private Securities Litigation Reform Act of 1995) that involve risks and
uncertainties, including those concerning the Company’s, Yanacocha’s and Cerro
Verde’s costs and expenses, results of exploration, the continued improving
efficiency of operations, prevailing market prices of gold, silver, copper and
other metals mined, the success of joint ventures, estimates of future
explorations, development and production, subsidiaries’ plans for capital
expenditures, estimates of reserves and Peruvian political, economic, social
and legal developments. These forward-looking statements reflect the Company’s
view with respect to the Company’s, Yanacocha’s and Cerro Verde’s future
financial performance. Actual results could differ materially from those
projected in the forward-looking statements as a result of a variety of
factors discussed elsewhere in this Press Release.


Contacts in Lima:
Compañia de Minas Buenaventura S.A.A.
Roque Benavides / Carlos Galvez, (511) 419-2538 / 419-2540
Daniel Dominguez, (511) 419-2591
Investor Relations
Contact in New York:
i-advize Corporate Communications, Inc.
Maria Barona / Rafael Borja, 212-406-3691 /3693
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