News ReleaseFOR IMMEDIATE RELEASE TSX, ASX: AVM September 15, 2011 Common shares outstanding 157.9 millionAnvil Responds to Australian Media SpeculationPerth, Australia: Anvil Mining Limited (TSX, ASX: AVM) (“Anvil” or the “Corporation”). In response to speculation in the Australian media, Anvil confirmed today that it is unaware of any undisclosed material developments in respect of its business and affairs.

On August 4, 2011 and again on August 12, 2011, Anvil announced that, with the support of its largest shareholder, Trafigura Beheer B.V. (“Trafigura”), Anvil has initiated a strategic review process and that Anvil’s Board of Directors has formed a Special Transaction Committee to review and consider the value maximizing alternatives available to the Corporation. BMO Capital Markets has been retained to assist in this regard. There are currently no developments as a result of this process to be disclosed. The Corporation cautions shareholders that there is no assurance that the review will result in any specific transaction and no firm timetable has been set for the completion of this process.

Anvil Mining Limited is a copper producer the shares of which are listed for trading on the Toronto Stock Exchange (as Common Shares) and the Australian Securities Exchange (as CDIs) under the symbol AVM.

For further information, please contactDarryll Castle Robert La Vallière

President & Chief Executive Officer Vice President Corporate Affairs

Tel: +61 (8) 9481 4700 Tel: (Office) +1 (514) 448 6664

Email: darryllc@anvilmining.com (Perth) (Cell) +1 (514) 944 9036

Email: robertl@anvilmining.com (Montréal)

Website : www.anvilmining.com