For more than a century, many metal extraction processes have relied on scientific foundations that would be familiar to metallurgists from earlier generations. Furnaces have grown larger and control systems smarter, yet the fundamental chemistry of separating metals from ores has evolved far less than most people realize. Today’s materials challenges, however, differ sharply from those of the past. Rising demand for minerals driven by data centers, aerospace, water treatment, energy systems, and defense is pressuring supply chains, while many Western economies have reduced their domestic processing capacity. Metallurgy is now shaped as much by carbon footprint, geographic origin, and supply-chain resilience as by cost.
EvoMaterials, a technology platform developed by Outokumpu, is testing a different approach. Rather than optimizing existing methods, the company is asking what the best way to extract metals would be given today’s scientific knowledge. The platform grew out of research into sulfidation-based processing, originally aimed at cutting emissions from ferrochrome production. Laboratory trials suggested the same chemistry could also recover valuable metals from lower-grade ores and industrial side streams, while producing fewer losses and unwanted by-products. Development began in the United States in 2019 using chromite from Outokumpu’s Kemi mine in Finland, and it has since been refined through extensive research and proprietary metallurgical expertise, supported in part by a non-exclusive patent license from MIT.
Because the work sits at the intersection of chemistry, materials science, physics, and computational modeling, it reflects how modern innovation increasingly happens. Outokumpu views EvoMaterials as a platform rather than a single process, meaning one successful extraction pathway could be adapted to other metals and mineral resources. A pilot plant in New Hampshire is slated to begin operations in the first half of 2026, scaling the technology from laboratory to one-ton production. Industrial-scale deployment is targeted for 2028. If successful, the approach could help secure supplies of chromium, nickel, and molybdenum while lowering carbon emissions, prompting a broader question: how many of today’s metallurgical processes would look different if they were designed from scratch?
Source: Evolving metal extraction processes via MIT Technology Review