Issue of Equity

Issue of Equity

Orosur Mining Inc.

Orosur Mining Inc.

Issue of Ordinary Shares upon Exercise of Stock Options

MONTEVIDEO, Uruguay, April 7, 2010. Orosur Mining Inc. ("OMI" or the "Company") (TSX-V:OMI) (LSE: OMI) announces that following the exercise of options held by former Fortune Valley Resources Inc. employees, consultants and Directors and according to the Arrangement Agreement between the Company and Fortune Valley, the Company has issued 362,720 new ordinary shares of nil par value in the Company ("Ordinary Shares") at an exercise price of CAD 0.2794 per share.

An application has been made for 362,720 new Ordinary Shares to be admitted to trading on AIM. It is expected that admission will become effective and that dealings will commence on 15 April, 2010 in respect of those Ordinary Shares. On admission, the Company will have 64,795,426 Ordinary Shares in issue.

ENDS

Neither TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this release.

About Orosur Mining Inc.

Orosur Mining Inc. is a fully integrated gold producer and exploration company focused on identifying and developing gold projects in Latin America. The Company operates the only producing gold mine in Uruguay (San Gregorio), and has assembled an exploration portfolio of high quality assets in Uruguay and Chile.

The Company is quoted in Canada (TSX Venture Exchange: OMI) and London (AIM: OMI).

For further information, please contact:

Orosur Mining Inc
David Fowler, CEO:David Fowler, CEO:
Ignacio Salazar, CFO + 598 2 6016354; Ignacio Salazar, CFO + 598 2 6016354; [e-mail]

Matrix Corporate Capital LLP
Louis Castro, [phone]Louis Castro, [phone]
Tim Graham, [phone]Tim Graham, [phone]

In North America
Forbes West 416-203-2200Forbes West [e-mail]