Red Dog zinc mine adds US$6.5 million annually through blast monitoring
Red Dog zinc mine adds US$6.5 million annually through blast monitoring
1 PagesBlast Movement Technologies 26 Spine Street Sumner Queensland, 4074 office@bmt.com.au AUSTRALIA www.bmt.com.au 07/2018 Red Dog zinc mine adds US$6.5 million annually through blast monitoring Commodity Grades Geology Powder Factor Location Zinc Low, medium, high Shale-hosted 1.6 kg/m 3 North America Red Dog operation, located in the Arctic Circle in northwest Alaska, is one of the largest zinc producers in the world. It also produces lead and silver. • Shale-hosted zinc, lead, and silver deposits are mined in two pits with four blasts per week • Drills and blasts 25 ft. (7.6 m) benches that are mined in a single pass • High grade ore/waste or ore/ore boundaries are visually controlled Challenges Solution Ore loss, dilution and misclassificati
