1911 Gold updates mineral resource estimate at Ogama-Rockland

1911 Gold Announces Mineral Resource Estimate Update for the Ogama-Rockland Gold Project

PR Newswire

VANCOUVER, BC , Aug. 11, 2026 /PRNewswire/ -- 1911 Gold Corporation (" 1911 Gold " or the " Company ") (TSXV: AUMB) (OTCQX: AUMBF) (FRA: 2KY) is pleased to report an updated underground Mineral Resource Estimate (the " 2026 MRE ") for the Ogama-Rockland Gold Project (" Ogama-Rockland "), located approximately 45 kilometres (" km ") by road southeast of the Company's fully permitted True North mine and mill complex (the " True North Complex ") on its 100%-owned Rice Lake property in southeast Manitoba, Canada.

View the VRIFY deck which shows the 3D view of the Ogama-Rockland Gold Project.

Highlights:

The underground 2026 MRE for Ogama-Rockland is reported from stopes designed using Deswik 'Mineable Shape Optimizer' ("MSO"), at a 2.50 grams per tonne ("g/t") gold ("Au") proposed economic cut-off grade:

Inferred Mineral Resource of 3,314,000 tonnes ("t") at 6.68 g/t Au containing 712,000 ounces ("oz") Au

The 2026 MRE highlights areas for potential resource growth with additional drilling

Expansion potential down-dip and along strike within the modelled veins

Gaps within the current resource envelope with the potential to add resources

Additional drilling is planned for the fourth quarter of 2026 ("Q4/2026") to test the areas identified for potential resource expansion

Shaun Heinrichs, President and CEO, stated,

"The updated Mineral Resource Estimate at Ogama-Rockland is an important step in advancing our district-scale opportunity centered around our fully built and permitted True North Complex. The deposit's high-grade profile and significant resource base, open both along-strike and down-dip on multiple veins, highlight the resource growth potential at Ogama-Rockland and the surrounding Rice Lake pro