AERIS RESOURCES LIMITED — M&A Activity 2011

Jun 7, 2011

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Straits

7 JUNE 2011

ASX / MEDIA RELEASE

STRAITS RESOURCES LIMITED (ASX: SRQ)

Straits Resources Limited Announces Filing and Sending of Offer and Take-over Bid Circular

Toronto, Ontario – Straits Resources Limited (“Straits”) announced today that it has sent to shareholders of Goldminco Corporation (“Goldminco”) its offer for all common shares of Goldminco that it does not currently own, as previously announced (the “Offer”). Included in the package will be the Take-over Bid Circular and related documents. Straits is offering Cdn$0.10 for each common share.

The Offer will expire at 8:00 p.m. (Toronto time) on July 13, 2011, unless extended or withdrawn.

The Offer and Take-over Bid Circular and related documents have been filed on SEDAR and will be available at www.sedar.com under Goldminco’s profile.

Straits has retained Computershare Investor Services Inc. to act as depositary in connection with the Offer. Questions and requests for assistance concerning the Offer may be directed to the depositary and copies of the Offer and Take-over Bid Circular and related documents may be obtained, without charge, on request from the depositary. The depositary can be contacted at 1-800-564-6253 (toll free in North America) or at 514-982-7555 (overseas), or by email at corporateactions@computershare.com and is located at 100 University Avenue, 9[th] floor, Toronto, Ontario, Canada, M5J 2Y1.

In light of the potential for mail service interruptions in Canada it is suggested that any deposit be made sufficiently in advance of the expiry time and that alternatives to mailing any requisite documents, including delivery by hand or by courier, be considered by depositing shareholders. Shareholders whose common shares are registered in the name of a stockbroker, investment dealer, bank, trust company or other nominee should contact that nominee for assistance in depositing their common shares in a timely manner.

For further information, please contact:

• Mr Milan Jerkovic – Chief Executive Officer

on +61 8 9480-0500, or visit our website at www.straits.com.au

References in this report to “Straits Resources Limited”, “Straits” and “Company” include, where applicable, its subsidiaries.

Forward-Looking Information

Certain statements contained in this press release constitute forward-looking statements or forward-looking information. The words “intend”, “may”, “would”, “could”, “will”, “plan”, “anticipate”, “believe”, “estimate”, “expect” and similar expressions are intended to identify forward-looking statements. These statements are based on certain factors and assumptions and while Straits considers these factors and assumptions to be reasonable based on information currently available, they may prove to be incorrect. Forward-looking statements are given only as at the date of this release and Straits disclaims any obligation to update or revise the forward-looking statements, whether as a result of new information, future events or otherwise, except as required by law.

About Straits Resources

Straits Resources Ltd (ASX Code: SRQ) is a mining and exploration company focused on copper and gold in Australia and Asia. Straits owns and operates the Tritton copper mine in NSW and the Mt Muro gold mine in Indonesia and has an exciting exploration portfolio focusing on projects in NSW (through Goldminco) and South Australia. Straits also owns Magontec, a European based specialty metals business.

STRAITS RESOURCES LIMITED ABN 30 147 131 977 Level 1  35 Ventnor Avenue  West Perth WA 6005  Australia | PO Box 1641  West Perth WA 6872 T: +61 8 9480 0500  F: +61 8 9480 0520  E: info@straits.com.au  www.straits.com.au