Errington Metals files maiden mineral resource estimate at Sudbury Basin

Canada NewsWire

Maiden Mineral Resource Estimate for the Sudbury Basin Project: M&I 14.20 Mt at 1.20% Cu, 4.02% Zn, 1.11% Pb, 0.83 g/t Au, 50.25 g/t Ag

Inferred 3.44 Mt at 1.02% Cu, 4.62% Zn, 1.73% Pb, 0.57 g/t Au, 66.55 g/t Ag

Over 80% of the total resources are classified as either Measured or Indicated

Approximately 75% of the total M&I tonnes are defined at Errington, a key focus for preliminary development planning and future growth

3.44 Mt of Inferred Resources have been newly recognized, reflecting the high potential to discover additional mineralization

All deposits remain open for expansion and will be the focus of the fully funded 55,000 m drill campaign currently ongoing

Results from 30 drill holes at Errington are pending and not included in this Mineral Resource Estimate

THUNDER BAY, ON , Sept. 22, 2026 /CNW/ -- Errington Metals Corp. (TSXV: EM) (" Errington " or the " Company ") is pleased to announce a maiden mineral resource estimate for its Sudbury Basin Project, encompassing the Errington, Vermilion and Balfour deposits. All three deposits remain open for further expansion and are priority targets of the Company's current fully funded drill campaign expected to continue throughout 2027. The mineral resource estimate disclosed herein was prepared in accordance with National Instrument 43-101 – Standards of Disclosure for Mineral Projects ( "NI 43-101 ").

Complete mineral resource estimate tables are provided below. A video overview of the estimate can be found at https://vrify.com/meetings/recordings/8978858d-a899-4562-b61a-0e377e453359 .

"This maiden mineral resource estimate establishes a strong foundation for advancing the Sudbury Basin Project," said Matthew Gollat, President and CEO of Errington Metals. "We have defined a significant increase in tonnes at similar grades compared to the previous estimates with more than 80% o