Brazil Rare Earth Project Signs Solvay Deal
Viridis Mining and Minerals, an Australian-listed company, signed a binding deal with Solvay to supply rare earth powder from its Brazil project, Colossus, starting 2028. The agreement guarantees Solvay minimum volumes, with estimated revenue of $915 million for 2029-2034. Viridis aims to secure debt financing for construction.
How this was made

The 30-second read
Why it matters
The deal provides a credible revenue stream that could unlock debt financing, but execution risk remains until construction is complete.
Market read
A new long‑term supply contract for rare‑earths may influence commodity sentiment and benefit downstream manufacturers, though direct stock impact is limited until financing is secured.
What to watch
The agreement does not lock in price per tonne, leaving revenue exposure to market price fluctuations.
Background
Viridis Mining and Minerals, an Australian‑listed rare‑earth developer, secured a binding offtake deal with Solvay for its future Brazil Colossus mine.
Market effects
The supply contract may ease rare‑earth exposure for EV, wind‑turbine and defense manufacturers, reducing reliance on China.
Brazilian rare‑earth sector could see increased investor interest, while Australian miners may benefit from financing expectations.
Potentially modest impact on global magnet‑metal pricing if the project proceeds as planned.
Counterpoint
Financing risk remains high; if the mine fails to secure debt, the deal may never materialise, limiting upside.
Key entities
- companyViridis Mining and Minerals
Australian‑listed developer of the Colossus rare‑earth project in Brazil.
- companySolvay
Belgian chemicals group purchasing a minimum of 70% of the project's output.

