Felix Gold has obtained approval from the Alaska Department of Natural Resources (DNR) in the US to carry out bulk sampling of antimony ore at the Treasure Creek Antimony Project’s Northwest (NW) Array Prospect.

The permit authorises the extraction and handling of roughly 1,600t of high-grade antimony ore, marking a significant step towards potential production.

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Valid until 31 December 2029, it supports long-term operational efforts and does not impact federal land.

Mobilisation of necessary equipment and personnel is under way, with ore extraction operations expected to begin soon.

Felix Gold aims to leverage this bulk sample as feedstock for toll treatment assessments and to explore US smelter development solutions.

Previously reported data indicated that the massive stibnite veins at the NW Array contain antimony-bearing minerals with a concentration of 89.2% prior to processing.

This trench-based bulk sampling targets the high-grade zones identified by earlier drilling programmes and surface exposure studies.

Additional aspects of the approved permit include selective mining, ore sorting and processing, environmental monitoring and progressive reclamation efforts.

Concentrate production discussions are also part of the ongoing operational strategy.

The permission extends existing exploration activities under Permit APMA F20252839, approved in June 2025.

The approved plan of operations permits an extensive hard rock exploration and resource definition initiative, allowing for up to 500 reverse circulation drill-holes reaching depths of 650ft, as well as up to 100 diamond core drill-holes at a depth of up to 1,640ft.

Additionally, the plan includes the creation of up to 75 exploration trenches for sampling, each potentially extending up to 656ft in length, 10ft in width and 15ft in depth.

The project site is situated approximately 11 miles north of Fairbanks, Alaska, primarily in uplands near the Treasure Creek drainage area.

Felix Gold executive director Joseph Webb said: “This is not a typical development story. We have one of the highest-grade antimony systems publicly reported in the Western world. It is at surface, it is clean and it is now permitted for extraction.

“That combination is extremely rare – and it fundamentally changes the timeline. Most projects spend years studying production scenarios. With this bulk sample permit, we are now in a position to commence extracting meaningful quantities of ore and demonstrate a pathway to production.”

Last month, the company announced drilling and trenching outcomes from the NW Array, revealing notable extensions to gold mineralisation.