Centerra Gold’s Mount Milligan recovered over US$600,000 of ore in one blast
Centerra Gold’s Mount Milligan recovered over US$600,000 of ore in one blast
1 PagesBlast Movement Technologies 26 Spine Street Sumner Queensland, 4074 office@bmt.com.au AUSTRALIA www.bmt.com.au 06/2018 Centerra Gold’s Mount Milligan recovered over US$600,000 of ore in one blast Commodity Ore Grades Geology Powder Factor Location Gold-Copper-Porphyry 0.35 g/t Au 1 0.18 % Cu Porphyry 0.47 – 0.65 kg/m 3 North America Centerra Gold’s Mount Milligan mine is a gold-copper-porphyry deposit located in central British Columbia, Canada. • A large-scale open pit mined in single-pass 15 m benches using conventional truck-shovel method • Low grade, gradational deposit • Ore blending from different zones smooths delivery of copper and gold head grades Challenges Solution Substantial movement of ore was not properly monitored or account
