Orocobre Selected in First Global Lithium ETF

- Orocobre selected in world's first lithium exchange traded fund

- Fund includes 20 major liquid lithium mining, refining and battery producing companies

- Further validation of positive outlook and investor support for lithium

BRISBANE, AUSTRALIA--(Marketwire - July 28, 2010) - Orocobre Ltd (TSX:ORL)(ASX:ORE) is pleased to announce it has been included in the world's first lithium based Exchange Traded Fund (ETF).

The ETF, launched by Global X Funds is designed to track performance of the largest and most liquid lithium mining, refining and battery producing companies in the world.

Managing Director, Mr. Richard Seville said "Orocobre's selection highlights the important position of Orocobre in the emerging lithium industry, and the promising outlook for Lithium as a strategic commodity."

"This is a vote of confidence in the lithium sector as a whole and follows strong support in the sector from major global motor vehicle suppliers and companies, such as our partner Toyota Tsushu."

"Investors are increasingly aware of lithium's important role in a variety of battery applications, in particular for use in electric propulsion."

"The inclusion as one of just 20 companies in the ETF highlights Orocobre's position as one of the world's next large scale, low cost lithium-potash brine producers."

Paul Crawford, Company Secretary

About Global X Funds

Global X Funds is has launched a range of exchange- traded funds including a suite of Brazil and China sector-specific ETFs and Silver and Copper Miners ETFs, among others.

About Orocobre Limited

Orocobre Limited is listed on the Australian Securities Exchange and Toronto Stock Exchange (TSX:ORL)(ASX:ORE) and is the leading lithium-potash developer in the lithium and potassium rich Puna Lithium Province of Argentina.

For further information, please visit www.orocobre.com.

This new release contains forward-looking information within the meaning of applicable Canadian securities legislation. Specifically, this press release contains forward-looking statements relating to the use of proceeds of the offering. The forward looking statements are based on certain key expectations and assumptions made by Orocobre, including assumptions concerning the timing of development, construction, and production from the Salar de Olaroz project, which expectations and assumptions management of Orocobre believes to be reasonable at this time. Although Orocobre believes that the expectations and assumptions on which such forward –looking statements are based are reasonable as of the date of this news release, undue reliance should not be placed on the forward – looking statements and information, as Orocobre can give no assurance that they will prove to be correct. Since forward-looking statements address future events and conditions, by their nature they involve inherent risks and uncertainties. The intended use of the proceeds of the offering by Orocobre may change if the board of directors of Orocobre determines that it would be in the best interests of Orocobre to apply the proceeds of the offering for some other purpose. The forward-looking statements contained in this news release are made as of the date hereof and Orocobre undertakes no obligation to update publicly or revise any forward-looking statements, whether as a result of new information, future events or otherwise, unless so required by applicable securities laws.

ABN 31 112 589 910

For more information, please contact
Australia and Asia:
Orocobre Limited
Richard Seville
Managing Director
+61 7 3871 3985 or Mobile: +61 419 916 338
or
FD Third Person
Gemma Young
+61 8 9386 1233 or Mobile: +61 412 349 345
gemma.young@fdthirdperson.com.au
or
North America:
Orocobre Limited
James D. Calaway
Chairman
+1 (713) 366-0301 or Mobile: +1 (713)-818-1457
or
FD
Jessica Wagner

+1 (312) 861 4707 or Mobile: +1 (646) 258 7439
Jessica.wagner@fd.com

For more information on Mining in Argentina, active companies, projects and operating mines, statistics and much more, please visit our website: http://www.argentinamining.com/