Sierra Metals Increases Mineral Reserve Estimate by 83% for its Bolivar Mine, Mexico
Igor Gonzales, President and CEO of Sierra Metals commented “Management are pleased with the updated reserve and resource report. The upward conversion of resources and an 83% increase in reserves which averages 19 g/t silver, 0.86% copper and 0.25 g/t gold or 1.14% CuEq** improves the mine life at Bolivar to more than seven years at the current throughput levels when compared to the previous estimate filed in April 2017.









