WESTERN YILGARN NL — M&A Activity 2013

Jul 31, 2013

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1 August 2013

Company Announcements Office ASX Limited Level 8 Exchange Plaza 2 The Esplanade PERTH WA 6000

Iron Mountain Mining Limited (Iron Mountain, ASX:IRM) – off-market takeover bid for Red River Resources Limited (Red River, ASX:RVR)

We refer to Iron Mountain’s off-market takeover bid for all of the fully paid ordinary shares in Red River (Offer).

Iron Mountain has today waived all of the defeating conditions to the Offer set out in section 10.1 of the Bidder’s Statement.

The Offer and any takeover contracts arising from acceptance of the Offer are now unconditional.

We enclose a copy of the notice under s650F of the Corporations Act 2001.

Yours faithfully

On behalf of

IRON MOUNTAIN MINING LIMITED

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Robert Sebek Managing Director

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IRON MOUNTAIN MINING LIMITED

(ACN 112 914 459)

NOTICE TO FREE OFFER FROM CONDITIONS

TO: Red River Resources Limited

AND TO: ASX Limited

In relation to the offer (“Offer”) made pursuant to the Bidder’s Statement dated 19 June 2013 (“Bidder’s Statement”) by Iron Mountain Mining Limited (ACN 112 914 459) (“Iron Mountain”), Iron Mountain gives notice under section 650F of the Corporations Act that:

• a) it declares the Offer and any takeover contract arising from acceptance of the Offer free from the conditions set out in section 10.1 of the Bidder’s Statement, being free of all of the conditions which have not already been fulfilled; and

• b) as at the date of this notice, Iron Mountain’s voting power is 47.42% comprising 32,878,924 shares out of a total of 69,330,005 shares presently on issue.

Unless the context requires otherwise, defined terms in the Bidder’s Statement have the same meaning in this notice.

Dated: 1 August 2013

Signed on behalf of Iron Mountain Mining Limited

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Robert Sebek Managing Director