September 7, 2010. The East China Sea.

A Chinese fishing trawler rammed two Japanese Coast Guard ships near a chain of rocky islands both countries claimed. The islands — called Senkaku by Japan, Diaoyu by China — had been contested for decades. Japan grabbed the captain. China's answer came fast. They cut off rare earth exports to the entire country.

Japan got about 90% of its rare earths from China back then. Factories making hybrid car motors, missile parts, and phone screens ran dry within weeks. Prices spiked tenfold or more. The world had spent decades assuming the supply would always be there — it wasn't.

The crisis shook Japan to its core. Over the next fifteen years, they poured money into mines in Australia, built national stockpiles, and funded recycling tech. They helped Lynas become the biggest rare earth producer outside China. The lesson was burned into their industrial policy: depend on one country for your most critical materials and you hand them a weapon.

Last week, that weapon came out again. But this time, it looked different.

Chinese authorities detained two Japanese nationals in the port city of Dalian. One was picked up on May 18, the other on May 25. Both are accused of trying to smuggle rare earth products out of the country. One of them works for a major Japanese electronics company. Japan's Chief Cabinet Secretary Minoru Kihara confirmed the detentions on June 24.

In 2010, China used trade tools — quotas, licensing delays, paperwork. In 2026, they're using handcuffs. That's a shift from friction to force.

And it's not the first time. Last year, an employee of Japanese drugmaker Astellas Pharma got a three-and-a-half-year prison sentence in China in a similar case. The message to every foreign company with staff on the ground: these controls have teeth.

Which makes this about more than two people. Every Japanese company that sources rare earths from China now has to ask a harder question: what happens to our employees if a shipment gets flagged? The risk isn't just about the minerals anymore. It's about the people handling them.

The timing makes it worse. China's April 2025 controls on seven heavy rare earth elements have never been lifted. Chinese customs data shows shipments of terbium oxide and dysprosium oxide to Japan at zero since late 2025. Foreign buyers who need these metals are caught between a supply wall and a legal minefield.

In 2010, the crisis ended after a few months when exports resumed. This time, the system is built to last. Export licenses, entity lists, criminal cases — they aren't pressure tactics. They're infrastructure. Japan learned that sixteen years ago. The question is whether anyone else was paying attention.

In the 1970s, Chevron, Unocal, and Texaco all drilled for the same energy source.

It worked.

They walked away anyway.

Why? Because tapping it would have threatened the most profitable business model in human history. Oil.

So the verdict stood for fifty years: “We can’t get to it.”

Not because they couldn’t. Because they wouldn’t.

Now one company has spent sixty years quietly proving them wrong.

Google just signed a 15-year contract.

Bill Gates just wrote a $100 million check.

And on July 4th, the government hands this energy source its biggest advantage ever.

The oil companies are scrambling back in. But one company already owns the entire chain.

See the company Big Oil is too late to stop >>

Arafura Rare Earths approved the final investment decision for its $1.6 billion Nolans project in Australia's Northern Territory. It will be the country's first to take rare earth ore from the ground, process it, and produce finished NdPr oxide all on one site. Gina Rinehart's Hancock Prospecting is the biggest shareholder, and the project carries over $775 million in government-backed debt. Arafura has binding offtake deals with Hyundai, Kia, and Siemens Gamesa, and just signed a new one with Traxys North America for up to 500 tonnes per year. Construction starts in September. At full capacity, Nolans will produce about 4,440 tonnes of NdPr oxide a year.

Defense Metals signed a deal with South Korea's Hanwha Ocean on May 25 to explore supplying rare earths from the Wicheeda project in British Columbia. Hanwha builds warships and offshore platforms — both need rare earth magnets for propulsion and sensors. The deal could include direct offtake for next-gen naval systems. South Korea has zero domestic rare earth production. Every kilogram comes from imports, and most still flows through China. The agreement is non-binding, but it shows allied nations are starting to piece together supply chains that route around Beijing.

Terbium climbed back to $4,029/kg on China's domestic market in June, almost matching its April peak. The three-month pattern tells the story: up 20.7% in April, down 18.6% in May, up 22.8% in June. Those swings come from a tiny supply base — only 300 to 400 tonnes of terbium are produced each year worldwide. Small changes in Chinese export licenses send the price whipping around. Outside China, terbium costs about $5,840/kg — a $1,811 premium for licensed material. Meanwhile, the NdPr alloy benchmark rose 10% in June after two soft months. Praseodymium gained 13.9%. The supply deficit that drove this year's rally is still intact — the swings are about inventory cycles, not falling demand.

Mark Tory, President & CEO of Defense Metals Corp.
May 27, 2026

GADOLINIUM

If you've ever had an MRI with contrast dye, a doctor put gadolinium in your bloodstream. It lights up soft tissue on scans — tumors, blood vessels, brain lesions. Hospitals use millions of doses a year. Gadolinium is also one of the best neutron absorbers known, which puts it inside nuclear reactor control rods and shielding. It costs a fraction of what neodymium trades for at $245 per kilogram. But a supply cut wouldn't just slow down factories. It would delay diagnoses. China is the primary source. The link between a Chinese mine and your local hospital is shorter than most people think.

The Energy Department awarded $134 million for two projects that will pull rare earths from mine tailings, scrap electronics, and industrial waste. Both must prove the methods work at commercial scale. Each project requires a university partner and a 50% funding match from the private side.

— DOE Office of Critical Minerals

A new UNCTAD report found that China produces 69% of the world's mined rare earths, the DRC controls 74% of cobalt, and Indonesia accounts for 67% of nickel. The report calls for more supply diversity and better market data across the board.

— UNCTAD Global Trade Update, June 2026

MP Materials filed suit in Texas claiming a former employee shared its proprietary "grain boundary diffusion" technology with rival USA Rare Earth. USAR called the lawsuit an attempt to slow down a competitor. The case puts a spotlight on how scarce magnet-making know-how really is.

— Mining.com

The Sprott Rare Earths Ex-China ETF (Nasdaq: REXC) went live in April. It's the only fund giving investors pure exposure to rare earth companies outside China, including MP Materials, Lynas, and Defense Metals.

— Mining.com