Key facts
| Company | Green Bridge Metals (CSE: GRBM) |
|---|---|
| Commodity | Gold |
| Location | Canada |
| Stage | Early exploration |
About Serpentine
• The Serpentine Project is Green Bridge Metals’ most advanced asset, located within the Duluth Complex—one of the world’s premier polymetallic mining districts.Key Highlights:• On trend with world-class NorthMet and Sunrise deposits• Permitted drill pads for the 2025–2026 program• Clear path toward a Pre-Feasibility StudyPlanned Program:• 25,500m infill drilling to expand grade and scale• Pilot-scale metallurgical testing• Engineering and environmental advancement• Budget: $11.8M (USD)• Serpentine’s proximity to rail, power, paved roads, and existing processing facilities materially reduces development risk and capital intensity.
News releases2 on file
Green Bridge Metals Obtains Exploration Drilling Plan Approval and Selects Foraco for Phase 1 Diamond Core Drilling at Serpentine Copper-Nickel Project, Minnesota, USA
The Minnesota Department of Natural Resources has approved Green Bridge Metals' exploration plan for the Serpentine Copper-Nickel Project in St. Louis County, Minnesota, and Foraco International has been selected to drill a minimum of 1,640 metres of diamond core in Phase 1, expected to commence in August 2026. Serpentine hosts an Inferred Mineral Resource of 279.9 million tonnes at 0.37% Cu, 0.12
Drill resultsGreen Bridge Metals Advances Plans for H2 2026 Phase 1 Drill Program for Serpentine, Adjacent to NewRange’s NorthMet and SunriseProjects, Minnesota, USA
A Phase 1 diamond drilling program of approximately 6 to 10 holes totaling ~2,000 to 2,500 metres is planned for the second half of 2026 at the Serpentine copper-nickel project in St. Louis County, Minnesota, adjacent to NewRange's NorthMet and Sunrise deposits. Permitting for six drill sites is underway with the Minnesota Department of Natural Resources, with one rig targeted from Foraco. Serpent
Drill results