Scorpio mining updates mineral resource at Nuestra Señora

Scorpio Mgrinding elements in coal mining south africaining Corporation today announced an independent updated Mineral Resource estimate for its 100% owned Nuestra Señora Mine in Sinaloa State, Mexico, completed by Mine Development Associates of Reno, Nevada on behalf of Scorpio Mining.

The updated National Instrument 43-101 compliant Mineral Resource estimate was commissioned by Scorpio Mining to allow the Corporation to prepare a development model that allows for better planning, scheduling, and budgeting, taking into account the most recent information available to it and recognizing more appropriately the current understanding of the ore body's spatial complexity.

Scorpio Mining has commissioned MDA to prepare a mine plan based on the resource estimate and other criteria in order to present a reserve estimate which is anticipated around the end of the third quarter or early fourth quarter 2012.

Scorpio Mining is a silver producer operating in Mexico with significant base metal by-product credits. In addition, the Corporation has over 40 exploration targets mostly in the vicinity of its current operations.