|MINAS GRANDE MILL STOCK PILE|
|Sample number||Antimony %||Gold ounces/metric ton||Silver ounces/metric ton|
Furnace capacity at the Madero Smelter in Coahuila is being expanded to handle the flotation concentrates.John Lawrence, CEO, commented, “USAC produced 204,985 pounds of antimony metal in Mexico in 2011 while awaiting the start-up of mining at Los Juarez and the completion of the flotation mill. The Company has another 500 ton per day mill in Montana that is being prepared to increase capacity in Mexico should it be warranted. Forward Looking Statements: This Press Release contains forward-looking statements within the meaning of Section 27A of the Securities Act of 1933 and Section 21E of the Securities Exchange Act of 1934 that are based upon current expectations or beliefs, as well as a number of assumptions about future events, including matters related to the Company's operations, pending contracts and future revenues. Although the Company believes that the expectations reflected in the forward-looking statements and the assumptions upon which they are based are reasonable, it can give no assurance that such expectations and assumptions will prove to have been correct. The reader is cautioned not to put undue reliance on these forward-looking statements, as these statements are subject to numerous factors and uncertainties. In addition, other factors that could cause actual results to differ materially are discussed in the Company's most recent filings, including Form 10-KSB with the Securities and Exchange Commission.