Polar Star Mining Corporation
TSX VENTURE : POS
PINK SHEETS : POSRF

Polar Star Mining Corporation

March 25, 2008 11:41 ET

Polar Star Mining Corporation Terminates Sonia-Puma Option

TORONTO, ONTARIO--(Marketwire - March 25, 2008) - Polar Star Mining Corporation ("Polar Star" or the "Company") (TSX VENTURE:POS)(PINK SHEETS:POSRF) announces, effective March 19, 2008, it has elected to terminate the option agreement on the Sonia and Puma properties in Chile. Polar Star had the right to acquire up to 60% of Goldeye Explorations Limited's interest in the properties. In consideration for the termination of the joint venture, Polar Star has received a cash payment of $75,000 from Goldeye.

Polar Star will record a write-down of approximately $185,000 in the fourth quarter of 2007 to reflect termination of the agreement. Douglas Willock, President and CEO of Polar Star, stated that the Company intends to concentrate its efforts in its growing portfolio in Chile.

About Polar Star

Polar Star Mining Corporation was created to acquire advanced stage exploration properties focusing on gold, copper-gold and uranium. The Corporation's material assets continue to include the 17 projects in Chile which are 100% owned covering approximately 121,901 hectares. In Canada, the Company has an option agreement with respect to the Todd Creek Property located near Stewart, BC, which consists of 12,222 hectares in which Polar Star can earn up to a 60% interest. Polar Star has approximately $3 million in cash and no debt.

Forward-Looking Statements

The statements made in this news release may contain forward-looking statements that may involve a number of risks and uncertainties. Actual events or results could differ materially from the Company's expectations and projections. Accordingly, readers should not place undue reliance on forward-looking statements. For a more detailed discussion of such risks and other factors, refer to Polar Star Mining Corporation's filings with Canadian securities regulators available on www.sedar.com or the Company's website at www.polarstarmining.com.

Share Capitalization:

Shares Outstanding: 29,851,964 as at March 25, 2008

The Toronto Stock Exchange Venture has not reviewed and does not accept responsibility for the adequacy or accuracy of this release and the information contained herein.

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