ORICA LIMITED — Capital/Financing Update 2012

Feb 29, 2012

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Orica Limited ABN 24 004 145 868

ASX Announcement

BURRUP AMMONIUM NITRATE PLANT

Orica Limited announced today that it had signed a heads of agreement with Yara and Apache to form a joint venture to build a 330,000 tonnes per annum ammonium nitrate plant on the Burrup peninsula and distribute ammonium nitrate and other explosives products to mining customers in the Pilbara.

Yara will be the operator of the ammonium nitrate plant and Orica will manage the sales and distribution.

Final agreement is subject to concluding negotiations on the contract for the engineering, procurement and construction of the ammonium nitrate plant and Board approvals.

The parties are targeting commencement of construction by mid 2012.

Orica would have a 45% interest in the joint venture.

1 March 2012

• Analysts’ contact: Noel Meehan, Executive Director Finance (03) 9665 7180

• Media contact: Nicole Ekert, Communications Manager, (03) 9665 7538

• Mobile: 0407 166 783

• Web site : www.orica.com