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Sigma resumes Brazilian mining operations

The company expects to produce up to 270,000t this year

Marcelo Portela
Sigma's Grota do Cirilo mine in Minas Gerais, Brazil.

Sigma's Grota do Cirilo mine in Minas Gerais, Brazil. | Credits: Sigma Lithium Resources

Sigma Lithium has resumed mining at its Grota do Cirilo lithium project in Vale do Jequitinhonha, Brazil. Activities had been suspended since mid-2025. The resumption of operations is part of the company's...

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