Disputed Sigma Lithium land has ‘probable’ reserves, study shows
The mineral rights for the land have been caught up in a legal dispute between Sigma CEO Ana Cabral and her ex-husband Calvyn Gardner, a former co-CEO.
The ranks of the most valuable mining companies in the world were throughly scrambled in 2023 as governments intervened, lithium and nickel prices tumbled, gold hit records and a new listing went ballistic.