Northern Star Mining Corporation
TSX VENTURE : NSM
OTCQX : NSMSF

Northern Star Mining Corporation

April 22, 2010 08:51 ET

Northern Star Announces Further Drill Results

VAL D'OR, QUEBEC--(Marketwire - April 22, 2010) - Northern Star Mining Corp. (TSX VENTURE:NSM)(OTCQX:NSMSF) (Northern Star Mining or the "Company") is pleased to announce further drill results from its Malartic-Midway and McKenzie Break Gold Project.

Malartic Midway

Underground drilling from its wholly owned Malartic-Midway project, located next to the Canadian Malartic gold discovery of Osisko Mining Corporation returned the following results.

HOLE # From (m) To (m) Core length (m) Grade (g/t Au) Rock Type
           
150W-1 8.4 10.0 1.6 8.8 Gabbro
Drift Floor Down          
           
150W-1 21.60 31.86 10.26 5.38 Gabbro
Down          
Including 21.60 26.0 4.40 9.24 Gabbro
           
210W-1 2.18 3.27 1.09 17.94 Porphyry
Drift Face          
           
210W-2 4.0 5.99 1.99 2.27 Porphyry
Drift Face          
           
225W-3 1.15 8.50 7.35 4.6 Gabbro
Drift Face Down          

The Company also announces that the equipment for the driving of the escape manway/shaft and vent raise has arrived on site, and will begin construction shortly.

McKenzie Break

Surface drilling results from the McKenzie Break joint venture (60% Northern Star Mining – 40% Britannica Resources Corp.) returned the following.

HOLE # From (m) To (m) Core length (m) Grade (g/t Au)
         
10-151 27.3 28.3 1.0 237.46
         
10-156 22.35 25.05 2.7 4.06
         
10-159 25.70 26.83 1.13 6.07
         
10-171 42.6 53.75 11.15 5.05
Including 47.65 48.05 1.00 14.42
         
10-172 48.55 49.81 1.26 8.77

The decline at the McKenzie Break project has now reached the initial mineralized zone (Murray Zone) located at an initial depth of 30 meters. Development of the Murray Zone is underway.

Eugene Gauthier, Ing (OIQ), acts as the qualified person of the Company and has reviewed the contents of the news release. The diamond drilling and exploration programs are being carried out under the direct supervision of Eugene Gauthier, Ing (OIQ). The Company is maintaining strict standards for QA (quality assurance) and QC (quality control); by keeping under lock all drill cores, rejects and pulps for further testing. Samples were sent to ALS Chemex and Techni-Lab labs in Val d'Or, Quebec. High grade assays intersections were subject to total gold metallic sieve method in addition to the standard fire assay and AA finish.

ON BEHALF OF THE BOARD

Jonathan Awde, President

This press release contains certain "Forward-Looking Statements" within the meaning of Section 21E of the United States Security Exchange Act of 1934, and involves a number of risks and uncertainties. Important factors that could cause actual results to differ materially from the Company's expectations are disclosed in the Company's documents filed from time to time with the TSX Venture Exchange and the British Columbia Securities Commission. All statements, other than of historical fact, included herein are forward-looking statements that involve various risks and uncertainties. There can be no assurance that such statements will prove to be accurate, and actual results and future events could differ materially from those anticipated in such statements.

Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this release.

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