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Rare Earths Breakthrough: New Process Unlocks Key Elements
16 Feb
Summary
- First high-quality mixed rare earth carbonate produced from Jupiter project.
- Key elements neodymium, praseodymium, dysprosium, terbium upgraded.
- Refinery-ready grade achieved with 58% total rare earth oxides.

Critica Limited has achieved a significant milestone with its Jupiter project in Western Australia, successfully producing its first high-quality mixed rare earth carbonate. This development is a crucial step toward creating a commercial, repeatable, and scalable carbonate product.
The company's testwork, utilizing a conventional sulfuric acid bake, demonstrated the ability to upgrade critical magnet elements. These include neodymium and praseodymium, along with dysprosium and terbium.




