Ce

Cerium

Companies

Key Companies in the Cerium Value Chain

The Cerium industry encompasses at least 6 major companies from junior explorers and mine developers to integrated producers and downstream processors. With annual production of 65,000 tonnes REO and prices around 4-8 $/kg oxide, the Cerium market supports a diverse corporate ecosystem.

Annual Production

65,000

tonnes REO

Market Price

4-8

$/kg oxide

Top Producer

China

62% share

Companies Tracked

6

Major Producers and Processors

The following companies are key participants in the Cerium supply chain:

Northern Rare Earths (Baotou Steel)

Producer 600111.SS
China

Worlds largest rare earth producer, operating the Bayan Obo bastnasite-monazite deposit in Inner Mongolia, the single largest source of cerium globally

China Southern Rare Earth Group

Producer
China

Major Chinese state-controlled rare earth company consolidating production from ion-adsorption clay deposits in southern China

Lynas Rare Earths

Producer LYC.AX
Australia

Largest rare earth producer outside China, mining at Mt Weld in Western Australia and processing at its LAMP facility in Malaysia; significant cerium output

MP Materials

Producer MP
United States

Operates Mountain Pass rare earth mine in California; currently ships concentrate to China but building domestic processing; cerium is a major component of its output

Solvay/Rhodia

Processor
France/Belgium

Major Western processor of rare earth polishing powders and catalytic materials, historically significant in cerium oxide production

Universal Display Corporation

End user OLED
United States

Uses cerium compounds in phosphor and display applications

Active Operations and Development Projects

These are the key Cerium operations and development-stage projects associated with the companies above:

Bayan Obo Mine

Northern Rare Earths/Baotou Steel

Production
Country: China Capacity: ~50,000+ tonnes REO/year

Worlds largest rare earth mine producing massive volumes of bastnasite and monazite; cerium is the most abundant output element at ~50% of light REE content

Mt Weld

Lynas Rare Earths

Production (expanding)
Country: Australia Capacity: ~10,500 tonnes REO/year

Highest-grade rare earth deposit globally; cerium oxide is a major product of the LAMP processing facility in Malaysia

Mountain Pass

MP Materials

Production (building downstream)
Country: United States Capacity: ~43,000 tonnes concentrate/year

Sole active US rare earth mine; building Stage II and III processing to produce separated cerium and other rare earth oxides domestically

Corporate Strategy Trends

Major consumers of Cerium across the catalytic converters and glass polishing compounds sectors are increasingly focused on securing long-term supply agreements, investing in supply chain traceability, and supporting new production sources to reduce exposure to the 62% concentration in China.

Return to the Cerium hub page or browse the full Mineral Library.