The rare Earth supply chain: the hidden dependency behind every modern device

Somewhere in the North Sea, bolted to the seafloor in 30 metres of grey water, stands a wind turbine generating 3.5 megawatts of electricity. It is part of a net-zero commitment. It appears in a government press release as evidence of strategic energy independence — a country weaning itself off authoritarian fossil fuels, building its own clean power, controlling its own future.

Inside the nacelle, the generator contains 600 kilograms of permanent magnets. Those magnets were almost certainly processed in China.

This is the load-bearing fact beneath the entire story of modern high-technology manufacturing, and it applies not just to wind turbines but to electric vehicle motors, smartphone screens, military radar systems, and jet engine components. The clean energy transition and the defense modernization programs of every major Western power share a common physical substrate, and that substrate runs, at its most critical processing stage, through a single country.

This is not a story about a commodity. It is a story about a chokepoint — deliberately constructed, strategically maintained, and almost certainly not going away on any timeline a politician would be comfortable stating publicly.

I. The Lie in the Name

Cerium, one of the 17 elements classified as rare earths, is more abundant in the Earth’s crust than copper. Lanthanum is more common than lead. Neodymium, the element at the heart of the most powerful permanent magnets ever made, exists in the crust at concentrations roughly five times greater than tin. The word “rare” in rare earth elements is a naming accident from 18th-century mineralogy — the minerals in which these elements were first identified were uncommon, even if the elements themselves were not — and it has calcified, over two centuries, into a persistent public misconception. It makes the supply problem sound like geological fate.

The ore is in the ground on every inhabited continent. Australia, Brazil, Canada, Greenland, India, Russia, the United States — all have significant deposits. The United States alone has the Mountain Pass deposit in California, one of the richest concentrations of rare earth ore in the world. The supply problem is not a problem of discovery or extraction. It is a problem of what happens after you pull the ore out of the ground, and that is where the story becomes genuinely complicated.

Three things make rare earth processing hard. The first is dispersion: rare earths do not concentrate into thick, accessible veins the way copper or iron do. They scatter through host rock at low grades, so you move large volumes of material for small yields. This is expensive, but copper miners move large volumes too. Dispersion is a cost problem, not a control problem.

The second is chemical inseparability. All 17 rare earth elements sit in the same section of the periodic table and are, from a chemical standpoint, nearly identical. Lanthanum and cerium differ in atomic number by one. Neodymium and praseodymium are so similar that for many early applications they were used as a combined mixture without separation. Separating them into pure individual elements — which industrial use requires, at purities above 99.9% — means running dissolved ore through hundreds of stages of liquid-liquid solvent extraction: cascades of mixer-settler tanks in which tiny differences in chemistry are exploited, one stage at a time, to pull each element progressively away from its neighbors. The process parameters — the choice of organic solvent, the acidity of the aqueous phase, the flow rates, the temperatures — have to be optimized empirically for each ore body and each target element. You learn them by running the process badly and iterating until you stop. China has thirty years of that accumulated knowledge, built across dozens of state-supported facilities. No one else has it at equivalent scale.

The third problem is radioactive contamination. Rare earth deposits are almost always co-located with thorium and uranium, which follow the same geochemical pathways through the crust. Processing rare earths means handling low-level radioactive byproduct material that must be managed and disposed of under nuclear regulatory frameworks. This is not a theoretical concern or a minor administrative inconvenience. It is the specific reason the United States effectively exited the rare earth processing business in the 1990s. The Mountain Pass facility was shut down partly due to a series of radioactive wastewater pipeline leaks — more than 60 reported between 1984 and 1998 — that contaminated the surrounding desert. The regulations written in the aftermath of that and similar incidents are now among the primary legal and practical obstacles to rebuilding what was closed. The United States regulated itself out of the rare earth processing market and then, twenty years later, convened urgent task forces to understand why it had a supply chain problem.

The ore is not the problem. It never was. The problem starts the moment you try to turn ore into something a manufacturer can use, and that is where the political history of this supply chain actually begins.

II. Thirty Years of Deliberate Work

Most Western coverage of the rare earth supply chain attributes Chinese dominance to geology — China happened to have the deposits, so China has the market. This is wrong, and the wrongness matters. If the position were geological, the solution would be mining: find deposits elsewhere, mine them, and the dependency dissolves. The deposits exist everywhere. The processing capacity — the thing that actually converts ore into material a factory can use — is in China because China spent thirty years building it there, systematically, at costs and by methods that no democratic government could have sustained.

In 1992, Deng Xiaoping made a remark during a tour of southern China that is rarely quoted in Western coverage but was clearly understood in Beijing as a strategic statement: “The Middle East has oil; China has rare earths.” This was not geological observation. It was policy declaration — or so the standard reading goes. Serious scholarship has contested this framing: historian Julie Klinger and others have argued that Deng’s remark was more likely a warning that China should avoid becoming a target of Western intervention the way oil-rich Middle Eastern states had been, rather than an announcement of intent to weaponize rare earths. What is not in dispute is what happened in the decades that followed, regardless of what Deng intended in 1992.

What followed was systematic. The Chinese government subsidized rare earth processing facilities and directed the consolidation of mining operations under state-influenced enterprises. It invested in process chemistry research that built the technical knowledge required to run separation operations at industrial scale. It acquired technical expertise through joint ventures with foreign companies that held processing knowledge — arrangements in which the knowledge transferred to Chinese partners while the foreign companies discovered, in time, that they had exported their core competency. And it deliberately underpriced processed rare earth materials on global markets — setting export prices below the cost of production for extended periods — specifically to make investment in Western processing capacity economically unjustifiable.

Japan, not China, was the world’s leading producer of rare earth permanent magnets through the early 1990s. Companies like TDK, Shin-Etsu, and Hitachi Metals had built sophisticated manufacturing operations on the basis of US and European research into neodymium-iron-boron magnets. Chinese producers, backed by state subsidy and operating without the environmental compliance costs of Japanese facilities, undercut Japanese prices over a decade until the economics of Japanese rare earth magnet production became untenable. This was not competition. It was elimination.

The case of Molycorp, which is the clearest single illustration of how this played out in the United States, should be understood without the usual softening it receives in business press coverage. Mountain Pass in California sits atop some of the richest rare earth ore in the world — a carbonatite deposit of exceptional grade whose existence has been known since the 1940s. Molycorp raised over a billion dollars to rebuild and modernize it into a processing operation capable of producing separated rare earth oxides at commercial scale, ultimately collapsing under $1.7 billion in debt. Chinese producers, with what US government officials and industry analysts have described as state-directed pricing support, cut their export prices to levels that made Molycorp’s operation uneconomic. Molycorp could not compete at those prices while operating under US environmental regulations, paying US labor costs, and servicing the debt it had taken on to build the facility. In 2015, it filed for bankruptcy. China subsequently acquired intellectual property from the collapse. The Mountain Pass facility sat largely idle for several years. The US government, during the period in which this was happening, treated it as a market outcome rather than a strategic attack.

The processing that made Mountain Pass uneconomic was happening in China at costs that would have been legally impossible and politically unsurvivable in any Western democracy. In Jiangxi province in southern China, the dominant extraction method for ionic clay deposits is in situ leaching: ammonium sulfate solution is pumped directly into hillsides, dissolving the rare earth elements in place and allowing them to drain out for collection. The Chinese vice minister of industry described the result in 2011 as a “giant black hole” of pollution: the mining produces over 2 million tonnes of contaminated wastewater per year with ammonia nitrogen concentrations ten to one hundred times over China’s own national limits. Satellite analysis of the Ganzhou mining region documented over 500 dispersed mining sites covering nearly 61 square kilometres of directly destroyed land, with contaminated runoff entering rivers that supply drinking water to Hong Kong, Shenzhen, and Guangzhou downstream. Chinese officials estimated the cleanup bill for Ganzhou’s rare earth mines at 38 billion yuan — approximately $5 billion — and recovery timelines of 50 to 100 years. These are not figures from Western environmental NGOs. They are from Chinese government sources and state-affiliated research institutions.

China accepted this damage because the payoff was worth it by the calculus of a government with a long time horizon and no meaningful electoral accountability for environmental outcomes in remote provinces. Western democracies made the rational political choice not to accept equivalent damage on their own soil. Their voters would not permit it. Their environmental regulators would not permit it. And so they allowed the processing to happen elsewhere, bought the product at prices that reflected none of its true costs, and called the arrangement free trade.

The consequence of that arrangement is a processing infrastructure so heavily concentrated in China that it functions, for practical purposes, as a veto on global high-technology manufacturing. The ore is everywhere. The knowledge and capacity to turn ore into usable material is not. You cannot rebuild what China has by doing it the way China did it — the environmental and regulatory costs of Western processing make that arithmetic impossible. Doing it cleanly costs more. That extra cost has to land somewhere, and until someone specifies where, the promises being made about supply chain independence are not policy. They are performance.

III. What Is Actually Inside Everything

Return to the wind turbine. The 600 kilograms of permanent magnets in its generator are not a single uniform material. They are a precisely engineered composite, and the engineering depends on specific rare earth elements that are not interchangeable.

The base of the magnet is neodymium-iron-boron — NdFeB, in the notation used by magnet engineers. Neodymium gives the magnet its extraordinary coercive force: the resistance to demagnetization that allows it to function as a permanent magnet rather than requiring a continuous electrical current to maintain its field. NdFeB magnets are the strongest permanent magnets known. Their strength-to-weight ratio is what makes direct-drive wind turbine generators possible — the kind that eliminate the gearbox entirely, reducing mechanical complexity and the failure rate that comes with it. Every major wind turbine manufacturer has converged on this design. There is no commercially deployed alternative.

But neodymium-iron-boron magnets have a problem. Their magnetic properties degrade at elevated temperatures. In an operating wind turbine generator, or an electric vehicle motor under load, temperatures routinely exceed the threshold at which a pure NdFeB magnet begins to lose its coercive force. A typical EV motor requires 1-2 kilograms of NdFeB magnet. The solution to the thermal problem is dysprosium — added to the magnet alloy in small percentages, typically 1-5% by weight, to dramatically increase thermal stability. Without dysprosium, the magnets work correctly at room temperature and fail under operating conditions.

This is where the supply chain becomes something harder than a price risk. There is no commercially viable substitute for dysprosium in high-performance NdFeB magnets. Research into reduced-dysprosium formulations has progressed, but complete elimination remains elusive for applications requiring high-temperature performance. Global dysprosium production is approximately 2,300 metric tons per year. China produces the overwhelming majority of processed dysprosium — Benchmark Minerals estimates its share of global processed dysprosium at close to 100%. It is not separated in meaningful quantities anywhere else on Earth. A mid-size electric vehicle motor requires several hundred grams of it. A wind turbine generator requires several kilograms. The projected growth in EV production and offshore wind installation over the next decade implies demand for dysprosium that will significantly outpace non-Chinese supply capacity — which, for practical purposes, is close to zero.

Terbium plays a similar role, added alongside dysprosium in smaller quantities for the same thermal stabilization function.

Scale this dependency to the policy commitments that have been made. The United Kingdom has targeted 50 gigawatts of offshore wind capacity by 2030. The European Union’s REPowerEU plan calls for 300 gigawatts of wind capacity by 2030. The United States Inflation Reduction Act created financial incentives for EV adoption and domestic clean energy manufacturing at a scale designed to transform both industries. Every one of these commitments, built into law, negotiated into international agreements, announced at press conferences, assumes the continued availability of rare earth permanent magnets processed in China. The politicians who made these commitments and the politicians who now warn about Chinese supply chain leverage are, in many cases, the same people. The contradiction is not accidental. It is the price of making two popular promises simultaneously.

Beyond the magnets, the dependency extends across the full spectrum of modern electronics and defense systems. Every LED and OLED display uses terbium for green phosphors and europium for red — every monitor in every hospital, every display in every aircraft cockpit, every screen on every consumer device. Lanthanum and cerium go into catalytic converters, optical glass, and the polishing compounds used to finish semiconductor wafers — meaning rare earth dependency runs through chip manufacturing as well as end products. Yttrium, stabilized as zirconia, coats the turbine blades in modern jet engines — the thermal barrier that allows those engines to run at temperatures that would otherwise destroy the metal beneath. Without it, the engines fail.

The F-35 Joint Strike Fighter — the most expensive weapons program in US history, the aircraft designed to maintain air superiority over potential adversaries including China — requires over 400 kilograms of rare earth materials per aircraft, according to the Department of Defense and Congressional Research Service. Those materials appear in its radar and electronic warfare systems, flight control actuators, laser targeting systems, and thermal management components. In 2022, a Chinese-manufactured samarium-cobalt magnet alloy was discovered inside an F-35 turbomachine pump; the Pentagon halted F-35 deliveries, then signed a waiver to resume them while seeking a domestic replacement. The political coalition in the United States and its allies that most loudly advocates strategic competition with China — the defense hawks, the Taiwan hawks, the decouple-from-China caucus — is the coalition whose hardware depends most critically on Chinese processing capacity. They have known this for years. The information is not classified. The preferred response, as the turbomachine incident illustrated, has been to issue waivers and continue.

IV. The Chokepoint Is Not Where You Think It Is

In Western Australia, about 35 kilometres north of the small city of Laverton, Lynas Rare Earths operates the Mount Weld mine — one of the highest-grade rare earth deposits outside China, sitting on ore with concentrations that most of the world’s other rare earth miners would consider exceptional. Lynas is an Australian company, majority-owned by non-Chinese investors, operating on Australian soil. It is cited frequently by Australian and American politicians as evidence that supply chain diversification is working.

What Lynas does with that ore is this: the concentrate from Mount Weld undergoes initial cracking and leaching at the Kalgoorlie processing facility, which officially opened in November 2024 at a cost of $800 million. That intermediate product then ships to Malaysia for solvent extraction — the separation stage that actually isolates individual rare earth oxides at commercial purity. The final product that a magnet manufacturer or electronics company can use is produced in Malaysia, not Australia.

The Malaysian facility has operated under recurring political threat since it opened. Malaysian communities near the site have raised concerns about radioactive waste disposal — concerns that are not unreasonable — and the Malaysian government has on multiple occasions threatened to revoke or decline to renew Lynas’s operating license. The structural dependency remains: Australia does the first stage of processing, Malaysia does the separation, and the argument that Western supply chains are independent of geopolitically exposed processing locations has not been resolved. Meanwhile, Lynas’s planned US processing facility at Seadrift, Texas — backed by Department of Defense funding — has faced permitting delays related to wastewater management and as of 2025 remains uncertain.

This is the state of the art in Western rare earth supply chain development. The largest non-Chinese rare earth mining company, with government backing from two of the countries most committed publicly to supply chain independence, still ships its ore to a third country for processing because the alternative — processing at home — does not yet exist at the required scale. If the most advanced Western effort looks like this, the supply chain problem is not being solved. It is being managed at the margins.

The reason this is so difficult comes back to the chemistry described in the first section. Solvent extraction of rare earths is not a process that scales up from a blueprint. Each separation stage must be calibrated for the specific chemistry of the ore being processed — the ratio of elements, the impurities present, the gangue minerals that come along for the ride. Getting a separation cascade to run at commercial throughput, at commercial purity, reliably and repeatedly, requires years of operational iteration. You run the process. It performs badly. You adjust the parameters. You run it again. Over years, you develop the operational knowledge that allows you to run it well. The Chinese facilities operating today are the product of thirty years of exactly that iteration, supported by state investment in process chemistry research and by operating scale that provided feedback no pilot plant can replicate.

This knowledge cannot be bought. It cannot be hired in from consultants. There are no shortcut pathways from “we have built the facility” to “we are producing at competitive yield and purity” that bypass the operational learning curve. Industry estimates — not from advocacy organizations but from chemical engineers with direct industry experience — for getting a new separation facility to competitive commercial operation run to a minimum of ten to fifteen years, at capital cost measured in billions of dollars. And this assumes the political will to continue funding it through the years when it is producing material at above-market cost, while Chinese facilities continue to price below what the Western facility can match, while the government officials who approved the original funding have been replaced by officials who did not make that commitment and may not share the priority.

The mechanism of control is important to state precisely, because it is often misunderstood in coverage that focuses on mining. China does not need to control rare earth deposits to control the rare earth supply chain. It needs only to remain the dominant processor — which it will, until someone builds a competitive alternative at scale. Even when rare earths are mined in Australia, Canada, the United States, or Brazil, the ore mostly still flows to Chinese processing facilities because no alternative exists at the required scale. Expanding mining outside China does not move the chokepoint. The chokepoint is downstream. Mining expansion is necessary but not sufficient. It is not even close to sufficient.

One response sometimes proposed as a partial answer is recycling. If rare earths can be recovered from end-of-life electronics and magnets, the argument goes, the dependency on primary supply diminishes. The direction is correct in principle. In practice, global recycling rates for rare earth elements are below 1%. The reasons are partly technical — rare earths are distributed throughout complex assemblies in small quantities and are extremely difficult to separate from surrounding materials — and partly economic. At current Chinese export prices, the economics of rare earth recycling are marginal at best. Building recycling capacity to the point where it meaningfully offsets primary supply dependency is a project measured in decades. It does not solve the near-term problem, and honest analysis should not allow it to be presented as doing so.

V. How the Leverage Works — and What It Looks Like When Used

In September 2010, a Chinese fishing vessel collided with Japanese Coast Guard boats near the disputed Senkaku Islands in the East China Sea. Japan detained the captain. China, within days, halted rare earth exports to Japan. No official announcement was made. Ships were simply turned away. The export restriction was never formally confirmed by Beijing, which allowed China to avoid a direct WTO confrontation while the mechanism of pressure was unmistakable to everyone involved. Prices for some rare earth elements rose as much as ten times within months. Japan, which had been entirely complacent about its dependency, began immediately and urgently investing in rare earth recycling technology, magnet substitution research, and alternative supply agreements. The captain was eventually released. The WTO later ruled against China’s export restrictions in a broader case. China backed off.

The lesson Chinese planners absorbed from this was not that the leverage didn’t work. It was that using it too visibly, too hard, and in a context too small to justify the response accelerates exactly the diversification effort the leverage is meant to prevent. A tenfold price spike for some elements was strategically counterproductive — it woke people up. A 30% reduction in export availability, sustained over six months, would have achieved the same political objective with less blowback and less motivation for the target to start building alternatives.

The optimal use of a chokepoint is not continuous pressure. It is availability — prices low enough that alternatives look economically irrational, supply reliable enough that urgency never builds, and the option held in reserve for a moment when the cost-benefit of using it shifts decisively in your favor. China has maintained that posture since 2010 with considerable discipline.

The scenario in which the calculus shifts is not abstract. The GAO’s 2024 assessment of DOD critical materials programs (GAO-24-107176) states explicitly that “DOD has assessed there would be a high potential for harm to national security in the event of a supply chain disruption” — with most processing concentrated in China as the identified vulnerability. The DOD’s 2024 National Defense Industrial Strategy named a mine-to-magnet supply chain independent of China as a formal goal, with a 2027 target that independent analysts consider unreachable. The version worth thinking through in specific terms is a Taiwan contingency.

China signals that military action against Taiwan is imminent or underway. Western governments announce sanctions packages. Within the same week, China announces a 35-40% reduction in export quotas for processed neodymium, dysprosium, and yttrium — framed not as retaliation but as domestic supply management necessitated by strategic reserve requirements.

What follows over the subsequent six to twelve months: defense production lines for advanced aircraft, missile guidance systems, and precision munitions face component shortfalls as existing inventory is consumed. Some production lines can absorb the disruption. Others cannot. US and allied rare earth stockpiles — built up under Defense Production Act mandates but acknowledged in official documents to be insufficient for sustained conflict scenarios — begin drawing down. Industrial buyers across the broader economy face price spikes and allocation shortfalls. The political pressure on Western governments to moderate their response comes not primarily from military deterrence but from industrial disruption, distributed across constituencies that have no particular interest in Taiwan policy but a strong interest in their production lines remaining operational.

The restriction would be calibrated not to halt Western manufacturing but to hurt it enough to influence decision-making without triggering the full decoupling that a complete embargo would produce. A complete cutoff is a strategic mistake for China — it removes the dependency permanently by forcing Western governments to fund alternatives regardless of cost. A partial, deniable restriction maintains the dependency while extracting political concessions. China has had thirty years to think through this scenario. The calibration is not guesswork.

Stockpiling is the acknowledged Western response to this risk. It buys time — months, in most estimates. It is not a strategy. It is an acknowledgment that no strategy exists.

VI. What It Would Actually Take

Genuine supply chain resilience in rare earths requires four things. The list is not long. The items on it are very hard.

The first requirement is permanent above-market price support for Western processors. The market price for Chinese processed rare earths reflects thirty years of state subsidy and the externalized environmental costs that Chinese facilities paid and Western facilities will not be permitted to pay. A neodymium oxide price set by Chinese producers operating under those conditions cannot be matched by a facility operating in the United States or the European Union without ongoing government support. Not a grant. Not a one-time construction subsidy. A permanent operational price support, structured to persist through changes of government, that bridges the gap between what a compliant Western processor costs to run and what Chinese competition will price the product at. No Western government has committed to this. Several have implied it while appropriating sums that are insufficient by an order of magnitude.

The order of magnitude matters enough to state specifically. William Blair’s analysis puts the cost of a fully integrated US rare earth supply chain at $360 to $450 billion. Against this, the US Department of Defense had invested approximately $439 million in rare earth supply chain initiatives since 2020 as of mid-2025. In July 2025, the DOD announced a landmark deal with MP Materials — a multibillion-dollar package including a $400 million equity stake, a $150 million loan, and a price floor commitment of $110 per kilogram for NdPr products. This is the first time a Western government has committed to the kind of permanent price support described above as necessary. It is also, so far, one deal with one company, covering one segment of the supply chain, at a floor price that at signing was nearly double the market price — meaning the subsidy cost is real and immediate. The gap between this and a complete supply chain solution remains enormous.

The second requirement is political commitment sustained across fifteen to twenty years and multiple administrations. The United States has changed its rare earth policy in some form under every president since Reagan — programs funded, allowed to lapse, rediscovered in the next crisis, funded again at inadequate scale, allowed to lapse again. China’s thirty-year investment was sustained by a political system that does not face this problem. Competing with it requires Western democracies to demonstrate a consistency of industrial purpose that they have not historically shown in any sector. The current investments are real and are the most serious effort yet made. They are also contingent on political continuity that cannot be guaranteed. Any honest assessment of the current policy moment must include the question: does this survive the next election? The answer is uncertain.

The third requirement is environmental regulation that confronts its own tradeoffs honestly. Rare earth processing in Western countries produces thorium and uranium byproduct material that requires permanent disposal as low-level radioactive waste. Current regulations in the United States and the European Union make the siting of facilities that produce this material extremely difficult. Either those regulations are modified — which means a specific political fight with specific communities near specific proposed sites — or the processing is relocated to countries with weaker regulatory standards, which is not supply chain independence. It is supply chain relocation. Processing in Kazakhstan, Vietnam, or Indonesia reduces Chinese leverage marginally. It does not solve the strategic problem. Politicians who propose domestic supply chain independence without specifying how they intend to handle radioactive waste disposal are omitting the load-bearing constraint.

The fourth requirement — and the one least often stated — is honesty about what success looks like. China will be a major rare earth processor for the rest of this century regardless of what Western governments do now. The achievable goal is resilience: enough alternative capacity that a Chinese restriction hurts but does not halt. That is a meaningful and genuinely valuable goal. It is not the goal being described by politicians who use the word “independence,” and the gap between the two is not semantic. Independence and resilience require different funding levels, different timelines, different regulatory changes, and different political commitments. Conflating them allows governments to announce the former while funding, inadequately, toward the latter — and to describe the gap between the two as progress.

VII. The Bill

You live in a country whose government has, for thirty years, made a series of decisions that traded long-term strategic resilience for short-term cost. The consequences of those decisions were predictable. They were predicted — in USGS critical materials assessments, in Department of Defense supply chain reviews, in the post-mortems written after Molycorp’s collapse by analysts who described exactly what would happen if nothing changed. They were allowed to accumulate because fixing them was expensive, the bill came due on someone else’s watch, and cheap Chinese rare earths were available in the meantime.

The bill is coming due now.

The wind turbine built to reduce your country’s dependence on authoritarian energy exporters depends on a supply chain that runs through China. The defense system meant to deter Chinese military aggression depends on a supply chain that runs through China. The net-zero commitments made at international summits, written into law, announced as evidence of strategic vision — all of them assume continued access to Chinese processing capacity for the materials that make the technology work.

The politicians managing this dependency have operated in two modes: claiming they can fix it in five years, and not talking about it. The first is not possible — the engineering and the economics do not permit it. The second is a choice.

What honest management of this problem would look like: acknowledge that genuine resilience takes twenty years and requires tens of billions of dollars in sustained public investment. Specify which taxpayers and consumers bear that cost. Accept the environmental tradeoffs that domestic processing requires rather than exporting them to countries with weaker regulatory frameworks. Define the goal as resilience rather than independence, because independence is not achievable. Make the commitment anyway — because the alternative is a structural dependency that an adversary can calibrate and deploy at a moment of strategic choice, against industrial targets that have no interest in geopolitics but will feel its consequences regardless.

That commitment has not been made. The gap between what is being promised and what is being funded is large and visible. The numbers are not secret. The timelines are not contested by anyone who has examined them carefully.

You now have them.

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Some contents of this page were generated and/or edited with the help of a Generative AI.

Media

Mountain Pass Mine – Wikipedia (Tmy350)

Key Sources and References

Section I — What Rare Earths Are

U.S. Geological Survey. Rare Earth Elements — Critical Resources for High Technology. USGS Fact Sheet 087-02. 2002. https://pubs.usgs.gov/fs/2002/fs087-02/

U.S. Geological Survey. Rare Earths Statistics and Information. National Minerals Information Center. https://www.usgs.gov/centers/national-minerals-information-center/rare-earths-statistics-and-information

Wikipedia. Mountain Pass Rare Earth Mine. https://en.wikipedia.org/wiki/Mountain_Pass_Rare_Earth_Mine

Science News. “Rare earth mining may be key to our renewable energy future. But at what cost?” January 21, 2023. https://www.sciencenews.org/article/rare-earth-mining-renewable-energy-future

Section II — China’s Strategy

U.S. Army War College / War Room. “Rare Earth Elements: Rarer in the United States.” 2020. https://warroom.armywarcollege.edu/articles/rare-earth-elements/

Foundation for Defense of Democracies. Elemental Strategy. February 2022. https://www.fdd.org/analysis/2022/02/10/elemental-strategy/

High Country News. “Why rare-earth mining in the West is a bust.” June 2015. https://www.hcn.org/issues/47-11/why-rare-earth-mining-in-the-west-is-a-bust/

Fortune. “Molycorp is filing for Chapter 11 bankruptcy.” June 25, 2015. https://fortune.com/2015/06/25/molycorp-bankruptcy/

Mining.com. “Molycorp bankruptcy gets messy.” 2016. https://www.mining.com/?p=846783

Section II — Environmental Damage (Bayan Obo / Jiangxi)

MCLC Resource Center / Reuters. “China Has Paid a High Price for Dominance in Rare Earths.” July 2025. https://u.osu.edu/mclc/2025/07/07/china-has-paid-a-high-price-for-dominance-in-rare-earths/

Li, B. et al. “In-situ gamma-ray survey of rare-earth tailings dams — A case study in Baotou and Bayan Obo Districts, China.” Journal of Environmental Radioactivity, 151, 2016. https://www.sciencedirect.com/science/article/pii/S0265931X15301430

Nature / Scientific Reports. “Evaluation of resource and environmental carrying capacity in rare earth mining areas in China.” 2022. https://www.nature.com/articles/s41598-022-10105-2

China Dialogue / dialogue.earth. “Paying for China’s Rare-Earth ‘Black hole’.” 2012. https://dialogue.earth/en/?p=29890

Global Witness. “Myanmar’s Poisoned Mountains.” August 2022. https://www.globalwitness.org/en/campaigns/natural-resource-governance/myanmars-poisoned-mountains/

Yale Environment 360. “China Wrestles with the Toxic Aftermath of Rare Earth Mining.” July 2019. https://e360.yale.edu/features/china-wrestles-with-the-toxic-aftermath-of-rare-earth-mining

Zhang et al. “Ammonia nitrogen sources and pollution along soil profiles in an in-situ leaching rare earth ore.” Environmental Science and Pollution Research, 2020. https://pubmed.ncbi.nlm.nih.gov/33254692/

Hao et al. “Water, sediment and agricultural soil contamination from an ion-adsorption rare earth mining area.” Chemosphere, 2018. https://www.sciencedirect.com/science/article/abs/pii/S0045653518319702

Earth.org. “How Rare-Earth Mining Has Devastated China’s Environment.” 2025. https://earth.org/rare-earth-mining-has-devastated-chinas-environment/

MDPI Metals. “Separation and Recovery of Iron and Rare Earth from Bayan Obo Tailings.” 2017. https://www.mdpi.com/2075-4701/7/6/195

PMC / NIH. “Environmental Impacts of Rare Earth Production.” Philosophical Transactions of the Royal Society A, 2022. https://pmc.ncbi.nlm.nih.gov/articles/PMC8929459/

Harvard International Review. “Not So ‘Green’ Technology: The Complicated Legacy of Rare Earth Mining.” 2021. https://hir.harvard.edu/not-so-green-technology-the-complicated-legacy-of-rare-earth-mining/

Section III — Elements in Devices

Dysprosium Oxide Market Report. MarketGrowthReports. 2024/2025. https://www.marketgrowthreports.com/market-reports/dysprosium-oxide-market-113905

Benchmark Minerals. “In Charts: China’s Rare Earths Monopoly.” https://source.benchmarkminerals.com/article/in-charts-chinas-rare-earths-monopoly

Future Market Insights. Dysprosium Market Size, Share & Forecast to 2036. 2026. https://www.futuremarketinsights.com/reports/dysprosium-market

Section IV — The Chokepoint

Lynas Rare Earths. State of the Art Kalgoorlie Rare Earths Processing Facility Officially Opens. Press release, 8 November 2024. https://wcsecure.weblink.com.au/pdf/LYC/02878791.pdf

Lynas Rare Earths. Mt Weld, Western Australia. https://lynasrareearths.com/mt-weld-western-australia-2/

Lynas Rare Earths. Full Year 2025 Results. https://wcsecure.weblink.com.au/pdf/LYC/02985264.pdf

Chicago Council on Global Affairs. “Critical Minerals, Rare Earth Elements, and the Challenges Ahead for the United States.” 2025. https://globalaffairs.org/research/report/critical-minerals-rare-earth-elements-and-challenges-ahead-united-states

Section V — Leverage

World Economic Forum. “How Japan Solved Its Rare Earth Minerals Dependency Issue.” October 2023. https://www.weforum.org/stories/2023/10/japan-rare-earth-minerals/

International Business Times. “Japan Rare Earths Imports from China Jump in Dec.” 2011. https://www.ibtimes.com/japan-rare-earths-imports-china-jump-dec-261495

Wikipedia. Rare Earths Trade Dispute. https://en.wikipedia.org/wiki/Rare_earths_trade_dispute

Mining.com. “CHARTS: Rare Earth Export Restrictions, Price Spikes and the Risks of Demand Destruction.” 2025. https://www.mining.com/featured-article/charts-rare-earth-export-restrictions-price-spikes-and-the-risks-of-demand-destruction/

CSIS. “The Consequences of China’s New Rare Earths Export Restrictions.” April 2025. https://www.csis.org/analysis/consequences-chinas-new-rare-earths-export-restrictions

Section VI — What It Would Take

William Blair. “The Multi-Billion Dollar Price Tag of US Rare Earth Independence.” 2025/2026. https://www.williamblair.com/Insights/The-Multi-Billion-Dollar-Price-Tag-of-US-Rare-Earth-Independence

MP Materials. “MP Materials Announces Transformational Public-Private Partnership with the Department of Defense.” July 2025. https://mpmaterials.com/news/mp-materials-announces-transformational-public-private-partnership-with-the-department-of-defense-to-accelerate-u-s-rare-earth-magnet-independence/

CSIS. “Developing Rare Earth Processing Hubs: An Analytical Approach.” July 2025. https://www.csis.org/analysis/developing-rare-earth-processing-hubs-analytical-approach

GQG Partners. “Critical Dependence on Rare-Earth Minerals.” 2025. https://gqg.com/insights/critical-dependence-on-rare-earth-minerals/

Other

Air & Space Forces Magazine. “Rare-Earth Uncertainty.” https://www.airandspaceforces.com/article/rare-earth-uncertainty/

Breaking Defense. “Pentagon approves waiver to restart F-35 deliveries.” October 2022. https://breakingdefense.com/2022/10/pentagon-approves-waiver-to-restart-f-35-deliveries/

Defense News. “DoD inks waiver for deliveries of F-35s, halted over Chinese material.” October 2022. https://www.defensenews.com/pentagon/2022/10/07/dod-inks-waiver-for-deliveries-of-f-35s-halted-over-chinese-material/

GAO. Critical Materials: Action Needed to Implement Requirements That Reduce Supply Chain Risks. GAO-24-107176. September 2024. https://www.gao.gov/products/gao-24-107176