MINERAL RESOURCES LIMITED — M&A Activity 2009

Dec 22, 2009

M I N E R AL R E SO U RC ES L IM IT E D ( A C N 1 1 8 5 4 9 9 1 0 )

N O T IC E OF V A R I AT IO N OF T A K EO V E R OF F E R S

To: 1. Polaris Metals NL (ACN 085 223 570) (Polaris).

1. Persons to whom MRL made Share Offers dated 23 September 2009 under the bidder’s statement referred to in this notice and who have not accepted any Share Offer.

2. ASX Limited (ASX).

EXTENSION OF SHARE OFFER PERIOD

Mineral Resources Limited (MRL) gives notice under section 650D(1) of the Corporations Act 2001 that it varies the Share Offer under its bidder’s statement dated 17 September 2009 as amended (Bidder’s Statement) by extending the Share Offer Period set out in Section 1.3 of Annexure A of the Bidder’s Statement so that the Share Offer now ends at 5.00pm (WST/Perth time) on 15 January 2010 (unless further extended or withdrawn).

All references in the Bidder’s Statement to the Share Offer Period and the closing date of the Share Offer are varied accordingly.

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

Approved by a unanimous resolution passed by the directors of Mineral Resources Limited.

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Bruce Goulds

Company Secretary

Dated: 23 December 2009