Encouraging Results from Underground Exploration Program Confirm Potential of Stockwork at Prairie Creek Mine

10 June 2015

• Detailed Sampling Reveals Significant Stockwork Mineralization, grading 5.6% Pb, 14.2% Zn and 119 g/t Ag across 4.4m over 71.8m Strike Length

• Diamond Drilling Continues to Intercept Main Quartz Vein