In 1987, a team at Southampton threaded light through a strand of glass laced with erbium. The light came out stronger. That single discovery made the modern internet possible. It meant data could cross oceans without fading. Today, every undersea cable, every long-haul fiber line, every link between AI data centers uses erbium-doped amplifiers to keep data alive across the wire.

Now that element is spiking.

European erbium prices have jumped about 50% since the start of June. Chinese prices are up roughly 40%. Nobody is laying fiber fast enough to explain a move that big in nine weeks. This isn't about demand. It's about a date: November 10.

That's when China's suspended export controls are set to snap back. Beijing rolled out tough new restrictions on rare earth exports last year during the trade war with Washington. Then it paused the hardest measures for 12 months. That pause ends November 10. No one knows if Beijing will extend it.

The suspension covered elements used in lasers, fiber optics, and nuclear applications. Erbium, holmium, and ytterbium all fell under the expanded rules. Pausing them was supposed to lower the temperature. Instead it started a countdown.

So buyers aren't waiting. Argus Media reports that all three elements are seeing precautionary buying in both Chinese and Western markets. Holmium is up about 25% in China since June. Ytterbium has surged roughly 75%.

Even erbium oxide on the Shanghai benchmark rose 17.6% in July alone — the only rare earth in the tracked basket to post a double-digit monthly gain. The controls are working, even while on hold.

That's what makes this different from a tariff. A tariff raises the cost and you plan for it. An export control that might return creates something worse — a waiting game.

Buyers hoard. Sellers hold back. Prices swing on what people think Beijing will do, not on what it has done.

And erbium matters more than its tiny market suggests. It's the active ingredient in the amplifiers that power the global fiber-optic network. Washington is now weighing restrictions on Chinese-made optical transceivers — the small modules that connect AI data centers. China makes more than half of them. If Beijing cuts off erbium on top of a Western transceiver ban, both ends of the fiber-optic chain get squeezed at once.

But the bigger worry goes past erbium. Terbium and dysprosium controls remain in force under the April 2025 rules. Those are the magnet metals — the ones inside every EV motor and guided missile. With those restrictions already active, the entire Western supply chain is under real stress now — not waiting for November 10.

Nobody has built enough refining or separation capacity outside China to fill the gap. Erbium is the early read. Right now, it's saying the market expects the worst.

Take a look at this…

It's a radical "light-speed" device that's turning AI as we know it into "Accelerated AI", making it 100 times faster and 100 times more energy efficient.

In fact, Jensen Huang, Nvidia's founder and CEO, says this device is shattering the limitations of AI and without it, AI can't scale.

If you want to discover what this technology is, why Nvidia is betting billions on it…

And the one stock we believe could be the biggest winner when "Accelerated AI" goes mainstream…

Click here to see all the details.

Neo Performance Materials reported Q2 revenue of $205.7 million, up 79% from a year ago. Adjusted EBITDA hit $57 million — more than triple Q2 2025 and the company's second record quarter in a row. The rare metal segment drove most of the gain, posting $106 million in revenue and $44 million in EBITDA. In April, Neo also commissioned a small-scale heavy rare earth separation line at its Silmet facility in Estonia — the first in Europe.

China plans to boost annual mining capacity at Bayan Obo from 10 million to 15 million tonnes, backed by an investment above 500 million yuan — about $74 million. Bayan Obo, in Inner Mongolia, is the world's biggest rare earth deposit. But the expansion is mainly about iron ore. Rare earths come out as a byproduct and stay capped by production quotas set in Beijing. More rock from the ground does not automatically mean more rare earth oxide reaches the global market.

Ucore Rare Metals closed a C$69 million bought-deal offering, with most of the capital earmarked for its Louisiana Strategic Metals Complex. The facility would separate rare earth oxides using Ucore's RapidSX solvent extraction process. If built, Louisiana would give the U.S. a commercial-scale separation plant that doesn't sit at a mine site — processing imported concentrate and recycled feedstock under one roof. The raise was upsized from an initial C$60 million target, which tells you demand for midstream rare earth exposure is growing fast.

This could be bigger than Tesla and SpaceX combined

Take a look at Elon Musk’s new patent below…

Because it protects a new invention that could rewrite the future of wealth forever.

I’m talking about a radical new form of AI I call “M.A.G.I.”

One so revolutionary that Elon called it an “infinite money glitch.”

Click here to see the details because he believes this is a once-in-a-generation opportunity to create wealth on a scale most people can’t even comprehend.

What’s the upside potential here?

I know this is going to sound crazy…

But Elon is projecting growth of over 7,000,000%.

Let that sink in.

That’s enough to turn $100 into more than $7 million.

This sounds absolutely insane.

But then again… everything Elon has ever done sounded insane at first.

Self-driving cars.

Reusable rockets that land themselves.

Brain chips that let paralyzed people control computers with their minds.

Crazy ideas.

But he turned them into trillion-dollar realities.

So here’s the real question…

Will you watch Elon build another empire from the sidelines…

Or will you finally position yourself to potentially become one of the winners in his next trillion-dollar revolution?

Click here to get the details because I believe Elon will flip the switch on this new invention by the end of this month.

Jack Lifton, Co-Chair, Critical Minerals Institute
June 10, 2026

Erbium was found in 1843 in a Swedish quarry — one of four elements named after the tiny village of Ytterby. Its most important job today is inside fiber-optic cables. Erbium-doped amplifiers boost light over thousands of miles without converting it to electricity first. Every undersea internet cable uses them. With AI data centers driving record fiber demand and the November 10 export control deadline approaching, erbium oxide at $81.69/kg may not stay cheap for long.

Chinese authorities have detained several Japanese nationals, including senior corporate executives, in investigations over alleged violations of dual-use export restrictions. Offices have been inspected and employees questioned. Tokyo warned Japanese companies to use greater caution when sending technical staff to China. The risk of working inside Chinese rare earth supply chains now goes beyond delayed shipments — it extends to personnel on the ground.

— South China Morning Post

The Commerce Department will ban exports of lithium-ion battery black mass and tungsten-bearing scrap for one year starting August 27. The goal is to keep valuable feedstock at home for domestic recyclers instead of shipping it to China. The catch: several U.S. recycling companies have already filed for bankruptcy, and most existing plants can't process all the material the ban would retain.

— Reuters

Natural Resources Canada invited Defense Metals to submit a full project proposal for its Wicheeda rare earth processing feasibility program in British Columbia. Wicheeda is one of the highest-grade undeveloped rare earth deposits in Canada. The invitation is not a funding commitment yet, but it moves concentrator, acid process, and solvent extraction work one step closer to federal backing.

— PR Newswire

Bank of America announced an 18-month initiative targeting $250 billion for digital, energy, and mining infrastructure by July 4, 2027. JPMorgan and Morgan Stanley have made similar pledges. Critical minerals are now folded into the same financing programs as data centers and power generation — the first time major U.S. banks have bundled them together at this scale.

— Bank of America