Macarthur Minerals Ltd.

Macarthur Minerals is pleased to announce the results of two metallurgical test work programs designed to test the amenability of hematite from the Ularring Hematite Project, to beneficiation. These test programs were undertaken as part of the Company's on-going examination of a number of alternative approaches to optimising the potential of the Ularring Hematite Project resources.

Macarthur Minerals is pleased to announce that it has engaged Investor Cubed Inc. to provide investor relations and shareholder communications services effective March 28. In connection with the engagement, Investor Cubed has been awarded a consulting contract paying $7,500 per month for a term of twelve months. In addition, Investor Cubed has been granted options to purchase 300,000 shares of Macarthur at a price of one [...]

Macarthur Minerals announces that further to its news release dated January 24, 2012 announcing a mineral resource estimate on the Company's Ularring Hematite Project located in the Yilgarn region of Western Australia, it has today filed a National Instrument 43-101 technical report entitled "Technical Report, Macarthur Minerals Limited Hematite Mineral Resource Ularring Hematite Project Western Australia" dated March 7 [...]

Macarthur Minerals Limited is pleased to announce that the 2012 field exploration program has commenced with reverse circulation ("RC") drilling and diamond drilling at the Ularring Hematite Project. The geological objectives of the 2012 exploration program are to: Define further potential direct shipping ore ("DSO") hematite resources to support the Ularring Hematite Project pre-feasibility study by completing an infill [...]

Macarthur Minerals is pleased announce that it will be exhibiting at the 2012 Prospectors & Developers Association of Canada (PDAC) International Convention and Investors Exchange in Toronto, March 4 - 7, 2012. The PDAC will be held at the Metro Toronto Convention Centre, South Building. All interested parties are invited to visit the Macarthur Minerals team at booth number 2818.

Macarthur Minerals is pleased to announce that it has been a successful recipient of a State Government of Western Australia Exploration Incentive Scheme (“EIS“) grant. The EIS is a co-funded government-industry drilling program designed to support drilling activities, which will potentially lead to new discoveries. Macarthur has been successful in obtaining the EIS grant for its Moonshine Project (magnetite) application [...]

Macarthur Minerals is pleased to report that on January 19, 2012 the State Minister for Transport; Housing; Emergency Services, Troy Buswell announced that: "Export capacity at Esperance Port will potentially increase by up to 20 million tonnes per annum in a staged plan, with the State Government today formally committing to expansion of the port".

Macarthur Minerals is pleased to advise of a 51% increase in the indicated resource at the Ularring Project to 13.01Mt. The inferred resource has also increased to 16.95Mt which represents a 3% increase. The Ularring Project is comprised of the hematite goethite potential direct shipping ore (“DSO“) located on the Company's tenements in the Yigarn region of Western Australia.

Macarthur announces that further to its news release dated November 21, 2011 in relation to receipt of the Ularring Hematite Project Preliminary Economic Assessment ("PEA") undertaken by Engenium Pty Ltd ("Engenium") in respect of the hematite deposits located within the Company's tenements in the Yilgarn region of Western Australia, it has today filed a National Instrument 43-101 technical report entitled "Technical [...]

THIS NEWS RELEASE IS NOT FOR DISTRIBUTION TO UNITED STATES SERVICES OR FOR DISSEMINATION IN THE UNITED STATES VANCOUVER, BRITISH COLUMBIA -- (Marketwire - Dec. 21, 2011) - Macarthur Minerals Limited (TSX: MMS) (OTCQX: MMSDF) (“the Company“ or ...