Lynas samarium oxide output marks another step in building separated heavy rare earth capacity

Lynas samarium oxide

outside China. Australian producer Lynas Rare Earths has achieved first production of samarium oxide at its Malaysian refinery, adding a third separated heavy rare earth material to its commercial product line.

The milestone expands Lynas’ separated heavy rare earth portfolio beyond terbium and dysprosium. The company said it is now the only commercial producer of separated samarium, terbium, and dysprosium outside China.

Lynas samarium oxide output is strategically important because heavy rare earth separation remains one of the most concentrated parts of the global critical minerals chain. China still dominates processing, refining, and separation capacity for many rare earth elements used in magnets, defense systems, electronics, and advanced manufacturing.

Heavy Rare Earth Expansion Moves Lynas Up the Value Chain

Lynas is using its Malaysian refinery to move beyond light rare earths and build a broader separated oxide platform. The company plans to add gadolinium, yttrium, and lutetium over the next two years.

The company may also expand into europium, holmium, ytterbium, and erbium if customer agreements justify the required investment. That approach shows how rare earth separation capacity is being shaped by offtake contracts, not only by resource availability.

Lynas samarium oxide output also improves its strategic value to customers seeking non-China supply. Samarium is used in high-performance magnet applications, including samarium-cobalt magnets, which retain magnetic strength under high temperatures and demanding operating conditions.

US and Japan Offtakes Support Rare Earth Supply Security

Lynas’ product expansion is backed by major offtake commitments from the US and Japan. The company recently signed a binding letter of intent with the US Department of Defence for a $96 million light and heavy rare earth oxide supply deal.

The company has also agreed to sell at least 50pc of its heavy rare earth output to Japan Australia Rare Earths until 2038. These agreements underline Japan’s and the US’ efforts to secure rare earth supply chains for defense, energy, electronics, and advanced industrial uses.

Pricing also supports Lynas’ expansion strategy. Japan Australia Rare Earths and the US Department of Defence have both agreed to buy Lynas’ neodymium-praseodymium oxide at a floor price of at least $110/kg. Lynas’ average realised rare earth sales price rose to A$68.40/kg in July-December 2025, from A$44.60/kg a year earlier.

Lynas produced 6,375t of rare earth oxide in July-December 2025, including 3,407t of neodymium-praseodymium oxide. Output rose by 19pc on the year despite a month of lost production caused by severe power shortages at its Western Australia operations.

The Metalnomist Commentary

Lynas samarium oxide output shows that rare earth security depends on separation capability, not just mining. The next competitive frontier will be reliable, contract-backed production of specific heavy rare earth oxides outside China.