Silver Bow Mining intersects 0.82 meters at 8.2% CuEq on Black Rock Copper Vein at Rainbow Block project in Montana
Silver Bow Mining reported a massive sulfide intercept at its Rainbow Block project in Butte, Montana, on the Black Rock Copper Vein. Hole SBM26-09 cut 0.82 meters grading 8.20% CuEq, including 6.22% copper, 207.1 g/t silver, 0.27% zinc. The intercept sits about 30 meters below an unmined copper-silver block shown in A