VANCOUVER, BRITISH COLUMBIA -- (Marketwire) -- 07/25/11 -- Mariana Resources Ltd. (TSX: MRY)(AIM: MARL)(PLUS: MARL) ('Mariana' or 'the Company'), the AIM and TSX quoted exploration and development company focussed on Argentina and Chile, announces the appointment of Mr. J. Christopher Mitchell as Non-executive Director to the Board, effective from 22 July, 2011. The appointment complements the Company's strategy of
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