The mining newspaper for Alaska and Canada's North

Arctic ore sorting holes cut high grades

North of 60 Mining News – January 19, 2018

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 at an i...


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