Fireweed Zinc Ltd. Aug. 17 reported that its first 2021 hole at Macmillan Pass cut a wide zone of strong zinc mineralization at the Boundary West discovery, including a very high-grade section reminiscent of the Tom and Jason deposits that currently host the resource at this expansive project in eastern Yukon, Canada.

A road-accessible project next to the Northwest Territories border, the 940-s...