Capstone Mining Files Pinto Valley 43-101 Mineral Resource Estimate Technical Report

VANCOUVER, June 12, 2013 /CNW/ - Capstone has today filed on SEDAR a National Instrument 43-101 ("NI 43-101") technical report titled "Pinto Valley Property Mineral Resource Estimate," supporting the mineral resource estimate of the Pinto Valley copper mining operation announced April 28, 2013. The technical report was prepared in accordance with NI 43-101 Standards of Disclosure for Mineral Projects and Form 43-101F1 by Garth Kirkham, P.Geo., of Kirkham Geosystems Ltd., an independent Qualified Person as defined by NI 43-101.

About Capstone Mining Corp.

Capstone Mining Corp. is a Canadian base metals mining company, committed to the responsible development of our assets and the environments in which we operate. We are preferentially focused on copper, with two producing copper mines, the Cozamin copper-silver-zinc-lead mine located in Zacatecas State, Mexico and the Minto copper-gold-silver mine in Yukon, Canada. In addition, Capstone has two development projects, the large scale 70% owned Santo Domingo copper-iron-gold project in Chile in partnership with Korea Resources Corporation and the 100% owned Kutcho copper-zinc-gold-silver project in British Columbia, as well as exploration properties in Canada, Chile, Mexico and Australia. Using our cash flow and strong balance sheet as a springboard, Capstone aims to grow with continued mineral resource and reserve expansions, exploration, and through acquisitions in politically stable, mining-friendly regions. Our headquarters are in Vancouver, Canada and we are listed on the TSX. Further information is available at www.capstonemining.com.

SOURCE: Capstone Mining Corp.

Cindy Burnett, VP, Investor Relations and Communications
604-637-8157
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