Posco American Resources $200M Rare Earths Plant Targets US Supply
0h ago|4 min readStandard
Fazen Markets Editorial Desk
Collective editorial team · methodology
rare-earthssupply-chain
Fazen Markets Editorial Desk
Collective editorial team · methodology
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American Resources Corporation and South Korea's Posco Holdings announced plans on May 22, 2026 to construct a $200 million rare earth elements refining facility in the United States. The joint venture aims to establish a domestic supply chain for processed magnetic rare earths, materials critical for electric vehicles, wind turbines, and defense systems. This investment represents a significant step in reducing Western reliance on Chinese refining capacity, which currently dominates the global market.
Rare earth elements are a group of 17 metals essential for modern technology and green energy transition. Neodymium and praseodymium are particularly crucial for manufacturing high-strength permanent magnets used in EV motors. The United States last operated a major rare earth separation facility at Mountain Pass, California, though its output was historically sent to China for final processing. China controls approximately 90% of global rare earth refining capacity and 60% of mining production, creating significant supply chain vulnerabilities.
The current macro backdrop includes elevated geopolitical tensions and trade policy shifts prioritizing supply chain resiliency. The 2022 Inflation Reduction Act mandates increasing percentages of critical minerals sourced from US allies or domestically for EV tax credits. This policy catalyst directly incentivizes onshore refining capacity development. Korea's Posco, a major steelmaker expanding into battery materials, requires a secure rare earth supply for its cathode plants.
The announced $200 million investment will establish a commercial-scale separation facility with capacity to process 5,000 metric tons of rare earth oxides annually. This volume could supply magnets for approximately 500,000 electric vehicles per year. Neodymium oxide prices currently trade at $75,000 per metric ton, down from 2022 peaks above $150,000 but still historically elevated.
| Metric | Before China Export Controls (2021) | Current Level (May 2026) |
| | | |
| NdPr Oxide Price | $50,000/metric ton | $75,000/metric ton |
| China Refining Share | 85% | 88% |
Posco's market capitalization stands at $19.2 billion as of May 21, 2026. American Resources Corporation trades with a market cap of $115 million. The project aligns with the Department of Energy's $600 million in grants awarded in March 2026 to develop domestic critical material supply chains.
The joint venture benefits electric vehicle manufacturers reliant on stable magnet supply, including Tesla (TSLA) and General Motors (GM). Automotive sector cost structures face pressure from volatile rare earth prices, which can swing 30% in a quarter. US rare earth miner MP Materials (MP) may see increased demand for its concentrate, though it also faces new competition in the refining segment. Energy sector companies developing wind power, such as NextEra Energy (NEE), gain from more predictable input costs for turbine generators.
A key risk involves the project's timeline. Rare earth separation plant construction typically requires 24-36 months, delaying operational status until late 2028. Technical challenges in wastewater management and achieving purity specifications present execution risks. Capital markets show positioning through the Global X Rare Earth ETF (REMX), which gained 3.2% on the news. Institutional flows indicate long positioning in rare earth miners while shorting Chinese chemical companies.
Permitting progress with state environmental agencies represents the immediate catalyst, with decisions expected in Q3 2026. The Department of Energy's next grant funding announcement on July 15, 2026 could provide additional capital. Quarterly earnings from MP Materials on August 5, 2026 will provide commentary on competitive dynamics in the refining space.
Market participants should monitor neodymium prices testing resistance at $80,000 per metric ton. A break above this level would indicate sustained tightness in Western markets. The USD/KRW exchange rate at 1,350 won per dollar impacts Posco's dollar-denominated investment costs. China's Ministry of Commerce export policy meeting on June 10, 2026 could trigger volatility if new restrictions emerge.
The facility could reduce cost volatility for automakers by providing a non-Chinese source of refined magnetic rare earths. EV motor production requires consistent neodymium supply, with each vehicle using approximately 1 kilogram. Price stability may lower battery electric vehicle production costs by 1-2% over the medium term, particularly for models qualifying for Inflation Reduction Act tax credits.
MP Materials operates a separation facility in California with 5,000 metric tons capacity, commissioned in 2023. The Posco-American Resources venture will utilize similar solvent extraction technology but focus specifically on magnet metals. The key difference involves ownership structure, with the new plant representing Korea's first major direct investment in US rare earth processing infrastructure.
The US lacks commercial-scale separation facilities because China developed cheaper processing technologies and environmental standards made domestic production economically challenging. Mountain Pass mine historically shipped concentrate to China for final separation. Technical expertise in solvent extraction chemistry remains concentrated in Chinese state-owned enterprises, though US and Korean engineers have recently closed the knowledge gap.
The $200 million investment establishes the first US-Korea rare earth joint venture to directly counter Chinese refining dominance.
Disclaimer: This article is for informational purposes only and does not constitute investment advice. CFD trading carries high risk of capital loss.
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