Arctic ore sorting holes cut high grades
North of 60 Mining News – January 19, 2018
Last updated 9/24/2020 at 6:03pm
Trilogy Metals Inc. Jan. 16 reported that large diameter holes drilled at its Arctic deposit – part of the Upper Kobuk Mineral Projects in the Ambler mining district of Northwest Alaska – returned high-grade copper and zinc.
The five PQ sized (3.35-inch diameter) holes drilled at Artic in 2017 were designed to collect 2 tons of representative mill-feed material for bulk ore-sorting testing...