The Critical Minerals Challenge Is Moving From Mining to Manufacturing

Subtitle: Strengthening the U.S. critical minerals supply chain will require more than domestic mining. America must expand rare earth processing, mineral refining, advanced materials production, component manufacturing, and factory capacity to support national security and economic growth.

“Mountain Pass Rare Earth Mine and Processing Facility in California. Photo by Tmy350, licensed under CC BY-SA 4.0 via Wikimedia Commons.”

On August 20, 2026, the U.S. Department of Energy selected seven projects to receive a combined $500 million to expand domestic critical mineral processing, battery material manufacturing, and recycling capacity. The awards grew out of a funding opportunity announced in March through DOE’s Office of Critical Minerals and Energy Innovation. Unlike programs focused primarily on exploration or mineral extraction, this initiative supports demonstration and commercial facilities that can convert raw feedstocks, manufacturing scrap, used batteries, and other sources into production-ready materials.

The selected projects show how the critical minerals challenge is moving deeper into the manufacturing supply chain. Lilac Solutions was selected for $100 million to build a commercial lithium extraction and refining facility along Utah’s Great Salt Lake, with the first phase intended to produce battery-grade lithium carbonate. Jervois was selected for another $100 million to establish a commercial cobalt refinery capable of producing battery-grade cobalt sulfate and related materials. Other selections address battery scrap recycling, electrolyte chemicals, silicon-based anodes, and the reprocessing of battery components. Together, the projects target the industrial steps that connect mineral resources to advanced batteries, defense systems, grid resilience, transportation, and American manufacturing.

The announcement is significant not only because of its size, but because of where the money is going. The United States has increasingly recognized that mineral security cannot be achieved through mining alone. A domestic deposit provides little industrial protection if the material must still travel overseas for processing, refining, conversion, or component manufacturing. The $500 million investment is an important step toward closing that gap, although developing a complete and competitive critical minerals supply chain will require continued work far beyond these seven projects.

For years, America’s critical minerals strategy has focused largely on what lies beneath the ground. Policymakers have worked to open domestic mines, secure mineral resources, diversify foreign suppliers, form agreements with resource-rich allies, and reduce U.S. dependence on China. These efforts are essential, but critical mineral extraction represents only the beginning of a much longer manufacturing supply chain.

Raw materials do not become missile guidance systems, aircraft engines, electric motors, lithium-ion batteries, semiconductors, permanent magnets, or power generation equipment when they leave a mine. Critical minerals and rare earth elements must first be concentrated, separated, processed, refined, converted into metals, combined into specialty alloys, manufactured into components, tested, and qualified. If the United States depends on a foreign country for any essential stage of this process, the domestic critical minerals supply chain remains vulnerable.

The critical minerals challenge is therefore moving downstream, from mining and mineral extraction to advanced manufacturing. America must build the processing capacity, production infrastructure, skilled workforce, supplier network, and manufacturing technology required to turn natural resources into national industrial strength.

A Domestic Mine Is Not a Complete Critical Minerals Supply Chain

Mining projects attract attention because they are highly visible. A new critical minerals project can be measured in acres, investment dollars, construction jobs, mineral reserves, and projected tons of output. The middle of the supply chain is more difficult to see, but mineral processing, refining, metallization, alloy production, and component manufacturing often present the greatest supply chain risks.

Rare earth permanent magnets illustrate the problem. After rare earth bearing material is extracted, it must be concentrated and chemically separated into individual rare earth elements. Those elements are refined into high-purity rare earth oxides, converted into metals, combined into specialized alloys, and manufactured into high-performance magnets. The magnets must then be machined, coated, tested, and qualified before they can be installed in military equipment, commercial aircraft, electric vehicles, industrial robots, wind turbines, data centers, or energy technologies.

A domestic mine may still feed a foreign industrial system if its material must leave the United States for rare earth separation, mineral refining, metallization, or permanent magnet manufacturing. That arrangement may diversify the source of the raw material, but it does not establish a secure domestic supply chain or provide control over the complete production process.

This is why the Department of Defense has described its objective as establishing a sustainable mine-to-magnet supply chain. The Department of Energy’s seven new project selections reinforce that downstream direction, as does another $134 million announced in June to strengthen domestic rare earth supply chains through mineral recovery, rare earth separation, and refining technologies.

These investments reflect an important change in U.S. industrial policy. The United States is beginning to treat critical minerals not simply as natural resources or commodities, but as the foundation of an integrated advanced manufacturing system.

Manufacturers Need Qualified Materials, Not Generic Commodities

The next stage of the U.S. critical minerals strategy must connect mineral policy directly to the requirements of American manufacturers.

Aerospace and defense manufacturers do not purchase a generic category called critical minerals. They purchase specialty metals, rare earth magnets, battery materials, coatings, electronic components, and alloys with exact chemical, metallurgical, magnetic, thermal, dimensional, and performance characteristics. An aerospace manufacturer may require a high-temperature alloy for a jet engine. A defense contractor may need a permanent magnet that performs reliably within exact tolerances. An electric vehicle or battery manufacturer requires consistent material chemistry across high-volume production.

Meeting these technical requirements repeatedly can be more difficult than producing the original mineral. A domestic processing facility must control material purity, production yield, operating costs, equipment reliability, manufacturing quality, and variation between production lots. Its output may then face a lengthy customer qualification process, particularly in aerospace and defense manufacturing, where a change in raw materials or production processes can affect product quality, safety, reliability, and mission performance.

This creates an important difference between announced production capacity and executable manufacturing capacity. A critical minerals processing plant may be constructed and producing material but remain unable to supply qualified products at the cost, volume, quality, or delivery schedule required by domestic manufacturers.

America should therefore evaluate more than the number of new facilities announced or tons of theoretical production capacity. More useful measures include qualified production volume, first pass yield, customer approvals, domestic conversion capacity, supplier lead times, supply continuity, and the percentage of critical materials that reach finished products without leaving the United States or trusted allied supply chains.

Building the Missing Middle of the Domestic Supply Chain

Developing a resilient critical minerals supply chain will require more than grants for isolated processing plants. The United States needs a coordinated industrial strategy connecting domestic mineral production, recycling, processing technology, factory equipment, energy infrastructure, transportation, workforce development, customer qualification, supply chain management, and long-term market demand.

Each defense critical mineral and energy critical material should be mapped from its original feedstock to the finished systems that depend on it. Supply chain mapping should identify where processing capacity is concentrated, which manufacturing processes have few qualified suppliers, how long alternative sourcing and customer qualification would take, and what would happen to production during geopolitical conflict, export restrictions, natural disasters, or other supply chain disruptions.

Traditional supply chain analysis often emphasizes purchasing volume, but a relatively inexpensive critical material can create an enormous production bottleneck. A shortage of one rare earth magnet, specialty alloy, battery chemical, semiconductor material, or aerospace coating can delay a finished defense system or commercial product worth many times more than the constrained input.

Federal funding and private capital should therefore support complete production systems rather than disconnected industrial assets. A separation facility without secure raw material feedstock is not resilient. A metal producer without domestic alloy manufacturers or component customers may struggle to achieve efficient scale. A permanent magnet factory without qualified rare earth materials, experienced workers, specialized manufacturing equipment, and long-term demand may never achieve competitive production.

The federal government can help reduce these risks through coordinated financing, credible purchasing commitments, customer-supported qualification programs, shared pilot facilities, targeted capital equipment assistance, research and development, workforce training, and partnerships with trusted allies. Long term contracts, loan guarantees, purchase agreements, or carefully designed price protections may also be needed where new U.S. producers must compete against foreign suppliers benefiting from established scale, lower production costs, or government support.

This strategy does not require every stage of every mineral supply chain to be located within the United States. That objective would be expensive and, in some cases, unrealistic. The more practical goal is to ensure that the United States and reliable allies control enough diverse, qualified, and scalable production capacity that no single country can stop American manufacturing.

Turning Announced Capacity Into Executable Manufacturing Capacity

Even well-designed critical minerals projects will succeed only if their factories can execute. New mineral processing, recycling, refining, and advanced manufacturing facilities need trained operators, experienced production leaders, reliable industrial equipment, stable work instructions, preventive maintenance, quality control systems, material planning, production scheduling, and disciplined operational management.

They also need sufficient working capital to purchase raw materials, carry inventory, meet payroll, maintain equipment, and support operations while production increases and customers complete qualification. This challenge can be especially severe for small and midsized manufacturers attempting to enter aerospace, defense, automotive, energy, or semiconductor supply chains.

The risks become greater during commercialization and production ramp-up. Processes that work at laboratory or pilot scale do not always deliver the same yield, throughput, cost, or product quality at commercial scale. Equipment downtime, inconsistent feedstock, high energy consumption, waste handling, material shortages, quality problems, and inefficient manufacturing processes can quickly undermine project economics.

Installing additional production equipment will not correct an unstable process unless management also addresses the underlying operational constraints. Manufacturers must improve production efficiency, reduce downtime, control scrap and rework, increase first-pass yield, strengthen preventive maintenance, develop the workforce, and create reliable production systems.

Critical minerals projects should therefore incorporate factory readiness and operational excellence from the beginning. Commercial plans should identify target customers, material specifications, qualification timelines, production rates, capital equipment, workforce requirements, raw material sources, supply chain risks, and the path to positive cash flow. Public and private investment should support an executable operating model, not simply the construction of a physical facility.

Critical Minerals Security Will Be Measured on the Factory Floor

Recent federal investments represent meaningful progress toward critical minerals independence and supply chain resilience. Capital is moving into rare earth separation, refining, metallization, mineral recycling, lithium processing, battery materials, alloy production, and permanent magnet manufacturing. However, global mineral processing remains highly concentrated. The International Energy Agency reported that, excluding rare earths, the average share controlled by the leading refining country increased to 72 percent in 2025.

This global concentration creates significant national security and economic risks for aerospace, defense, automotive, electronics, energy, semiconductor, and advanced manufacturing companies. A disruption involving one processed material can halt production lines for systems worth many times more than the unavailable input. Strategic stockpiles and inventory buffers can provide time, but they cannot replace a healthy, competitive, and resilient domestic industrial base.

America will know its critical minerals strategy is succeeding when U.S. manufacturers can obtain qualified permanent magnets, specialty metals, advanced alloys, battery materials, coatings, chemicals, and electronic components at the quality, production volume, cost, and delivery schedule required by customer demand.

Success will not be measured solely by how many critical mineral deposits are discovered, how much raw material is extracted, or how much federal funding is announced. It will be measured by whether American factories, production lines, and defense supply chains can continue operating when international trade is disrupted.

The United States cannot mine its way out of the critical minerals challenge. It must manufacture its way through it.