
OSISKO AND CLIFTON STAR INTERSECT 27 METRES AVERAGING 3.38 G/T AU AT DUPARQUET MONTREAL, QUEBEC - (Sept. 1, 2010) - Osisko Mining Corporation ("Osisko") (TSX:OSK)(FRANKFURT:EWX) and Clifton Star Resources Inc ("Clifton") (TSX VENTURE:CFO)(FRANKFURT:C3T) are pleased to announce results from thirty-seven additional holes from the 2010 drill program at the Duparquet Project, located in the Abitibi region of Quebec. Significant intersections from the new drill holes from the Beattie property include 27.0 metres averaging 3.38 g/t Au (BD10-209), 42.8 metres averaging 1.81 g/t Au (BD10-216) and 27.5 metres averaging 1.83 g/t Au (BD10-187). Assay results are summarized in the table below. Drilling is focused on three properties: Beattie, Donchester (eastern extension of Beattie) and Duquesne for an overall 2010 ...