Augusta Announces $32.5 Million Share Offering

VANCOUVER, BRITISH COLUMBIA--(Marketwire - Feb. 23, 2010) - Augusta Resource Corporation (TSX: AZC.TO)(NYSE Amex: AZC) ("Augusta" or the "Company") is pleased to announce that it has entered into an agreement with TD Securities Inc. and Wellington West Capital Markets Inc. as joint lead managers and joint bookrunners, which will include a syndicate of underwriters (collectively, the "Underwriters"), for the issuance of 11,820,000 common shares (the "Shares") of the Company, on a bought deal basis, at a price of Cdn$2.75 per Share for gross proceeds of Cdn$32,505,000.