NEWS IN BRIEF Black Hawk Mining

Shareholders of Black Hawk Mining (TSE) have until Dec. 21 to exercise rights issued at a rate of one right for every 2.3 shares. (Fractional interests in rights will be rounded down to the nearest lower whole number.) Each right will entitle the holder to subscribe for one unit for 50 cents, each unit consisting of one share and one-half warrant. One warrant will be required to purchase one share at 57 1/2 cents by June 30, 1991, and at 65 cents between June 30, 1991, and June 30, 1992.