High-purity Iron
High-purity iron ore feeds low-carbon steelmaking and specialty materials, including the electrical steel inside transformers.
Steel for data-center buildings, transformers and transmission towers.
Where it's produced
Share of 2025 world iron ore, iron content (thousand metric tons). Source: USGS MCS 2026.
Where the reserves are
Share of known economic reserves (million metric tons). World total: 87B t.
Who calls it critical
Membership on each government list. “Strategic” marks a higher tier where the list has one; “group” means included as part of a group such as rare earths or PGMs.
High-purity Iron: key questions
- Where is high-purity iron mined or produced?
- According to USGS 2025 data, the largest producers are Australia (38%), Brazil (16%) and India (12%) of world iron ore, iron content. China accounts for about 11%.
- Is high-purity iron a critical mineral?
- High-purity Iron appears on 4 of the 10 official lists we track (United Kingdom, China, Japan, Canada).
- Is high-purity iron in short supply?
- Our supply status: Adequate. null
- Why does high-purity iron matter for AI infrastructure?
- Steel for data-center buildings, transformers and transmission towers.
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