10:44 AM EDT, 05/28/2025 (MT Newswires) -- Perpetua Resources ( PPTA ) said Wednesday it has been awarded up to $6.9 million in additional US Army funding to further advance a domestic antimony trisulfide supply chain.

Perpetua said the funding would expand material sampling and to increase the scope and size of a modular pilot plant.

The company said it has now been awarded over $80 million by the Department of Defense with the latest additional funding.

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