Griffin Mining Limited (“Griffin” or the “Company”) announces that on 7th June 2010 it purchased 150,000 of its own ordinary shares (“Ordinary Shares”) at an average price of 40p per share. The Ordinary Shares have been purchased for cancellation.

The purchase represents 0.08% of the Ordinary Shares in issue and is pursuant to the bye laws of the Company and a resolution passed by the directors.

The purchase and cancellation will reduce the number of Ordinary Shares in issue to 181,838,496.