Published Sep 5, 2026, 7:26 PM ET · Updated 2 months ago · 2 sources
Brazilian Court Suspends Permits, Halts Sigma Lithium’s Mine
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Original Report
A Brazilian court ordered the suspension of all environmental permits for Sigma Mineração SA, an operating subsidiary of Sigma Lithium Corp., and the complete halt of mining activities for the company’s Grota do Cirilo lithium project.