South32 and Trilogy Metals completed the formation of Upper Kobuk joint venture in a $145m deal.

Metals and mining companies South32 and Trilogy Metals, completed the formation of northwest Alaska-baded Upper Kobuk Mineral Projects joint venture in a $145m deal. "We look forward to furthering our partnership with Trilogy Metals and NANA Regional Corporation, the Iñupiat-owned Alaska Native corporation in the region, as we work together to advance the Arctic and Bornite deposits and further test the significant regional potential across the Ambler Mining District," Graham Kerr, South32 CEO.