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Grande Portage continues field studies at New Amalga
Grande Portage Advances Alaska Permitting Milestones Amidst Consolidation at New Amalga

Executive Summary
- Grande Portage Resources detailed its 2026 field season activities for the New Amalga gold project in Alaska, focusing on extensive environmental baseline studies and engineering surveys contracted to support state and federal regulatory permitting.
- The company reiterated its February 2026 Preliminary Economic Assessment (PEA) development concept, which envisions a small-footprint underground mine utilizing third-party off-site processing, eliminating the need for an on-site mill, tailings facility, or chemical reagents.
- An extensive roster of environmental and engineering studies is underway with industry-leading firms, primarily Alaska-based, including Respec, Stantec, and Alaska Department of Fish & Game.
- Key permitting activities include aquatic biological surveys, river flow instrumentation on the Herbert River, climate assessments, meteorological station construction, wetlands delineation, and cultural/archaeological surveys.
- The company signed a Letter of Intent (LOI) with Goldbelt Inc. for an ore export terminal at Cascade Point, located 22 km from the project site.
- Mineral resource estimates (NI 43-101, effective July 2024) remain unchanged: 1.44 million ounces Indicated gold at 9.47 g/t and 0.52 million ounces Inferred gold at 8.85 g/t.
- Historical drilling highlights continue to show high-grade intercepts, with metallurgical recoveries up to 98.2%.
Material Impact
- The June 1, 2026 news releases represent expected, incremental progress in the permitting and development phase of the New Amalga project.
- The environmental baseline studies and engineering surveys are standard prerequisites for the upcoming NEPA environmental review and state/federal permitting.
- The PEA economics and LOI with Goldbelt were previously disclosed and reiterated here, providing no new market-moving information.
- The news confirms the company is on track with its 2026 work program but does not alter the fundamental investment thesis or timeline.
- The update is consistent with historical progression and management's stated development roadmap.
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Company Overview
- Grande Portage Resources is a development-stage gold company focused on the 100% owned New Amalga Gold Project in Southeast Alaska, approximately 25 km north of Juneau.
- The project sits in the prolific Juneau Gold Belt, a district that has produced over 8 million ounces of gold.
- The development strategy centers on a low-footprint underground mine using sensor-based ore sorting and third-party off-site processing, eliminating the need for an on-site concentrator, tailings storage facility, or permanent waste rock storage.
- The NI 43-101 mineral resource estimate (effective July 2024) reports 1.44 million ounces Indicated gold at 9.47 g/t and 0.52 million ounces Inferred gold at 8.85 g/t, along with significant silver by-products.
- The PEA (effective February 2026) outlines a 7-year mine life with an after-tax NPV5 of $721 million at $3,200/oz gold and an after-tax IRR of 56%.
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Jul 07, 2026 · 16:15