Business

American Rare Earths Awards Whole of Property Development Assessment for Halleck Creek

DENVER, April 07, 2026 (GLOBE NEWSWIRE) -- American Rare Earths (ASX: ARR | OTCQX: ARRNF | ADR: AMRRY) (“ARR” or the “Company”) is pleased to announce that it has awarded a Whole of Property Development Assessment (“WPDA”) for its flagship Halleck Creek rare earths project in Wyoming to a major engineering firm, with work scheduled to commence in Q2 2026. The WPDA is a planning level, desktop study that will integrate all existing geological, metallurgical, mining and permitting data across ARR’

articleAmerican Rare Earths LtdApril 7, 20266/company/american-rare-earths-ltd/news/american-rare-earths-awards-whole-of-property-development-assessment-for-halleck-creek
American Rare Earths Awards Whole of Property Development Assessment for Halleck Creek

About this update from American Rare Earths Ltd

[{"type":"image","alt":"American Rare Earths","displaySize":"","headline":null,"caption":"American Rare Earths","className":"","disableSlideshowImg":false,"size":{"original":{"width":300,"height":209,"url":"https://media.zenfs.com/en/globenewswire.com/37e2309cfbe21e0bf4148b192d8b05ed"},"resized":{"url":"https://s.yimg.com/ny/api/res/1.2/TzPAyVUUrTVHu77tKFAQdw--/YXBwaWQ9aGlnaGxhbmRlcjt3PTQyMDtoPTI5Mw--/https://media.zenfs.com/en/globenewswire.com/37e2309cfbe21e0bf4148b192d8b05ed","width":300,"height":209}},"lazy":false},{"type":"text","content":"DENVER, April 07, 2026 (GLOBE NEWSWIRE) -- American Rare Earths (ASX: ARR | OTCQX: ARRNF | ADR: AMRRY) (“ARR” or the “Company”) is pleased to announce that it has awarded a Whole of Property Development Assessment (“WPDA”) for its flagship Halleck Creek rare earths project in Wyoming to a major engineering firm, with work scheduled to commence in Q2 2026.","length":357,"tagName":"p"},{"type":"text","content":"The WPDA is a planning level, desktop study that will integrate all existing geological, metallurgical, mining and permitting data across ARR’s entire 8,108-acre Halleck Creek land package in Albany and Platte Counties, Wyoming. The assessment will build on the Phase 1 Cowboy State Mine plan and establish a strategic roadmap for subsequent expansion phases at Red Mountain, Overton Mountain and Bluegrass.","length":407,"tagName":"p"},{"type":"text","content":"Halleck Creek – a world-scale Wyoming asset","length":43,"tagName":"p"},{"type":"text","content":"Halleck Creek hosts a total in-situ mineral resource estimate of approximately 2.63 billion tonnes of ore1, providing scope for long term, multi-generational potential production under current scoping level development assumptions2. The Cowboy State Mine alone has an estimated mine life of 20 years and very low strip ratio of 0.383.","length":334,"tagName":"p"},{"type":"text","content":"The CEO’s letter to shareholders dated 9 February 20264 highlighted Halleck Creek as a very large, long-life rare earth deposit located in one of the world’s most attractive mining jurisdictions, with Wyoming ranked number four globally for overall investment attractiveness in the Fraser Institute’s July 2025 survey. The WPDA is designed to fully leverage this combination of scale and jurisdictional advantage by optimizing how the broader Halleck Creek district is developed ove...

More updates from American Rare Earths Ltd

Halleck CreekRare EarthsWyomingWPDARed MountainOverton MountainProperty DevelopmentARRASX announcementCowboy State