New research proposes the idea that hydraulic fracturing may decrease the magnitude of seismic events and microearthquakes at certain mining operations.
The Maria Reyna and Caballito properties consist of a large, contiguous block of mineral rights with potential to host mineral deposits close to the Constancia processing facilities.
Chile's environmental regulator issued a series of measures against the Ojos del Salado mine, alleging "over-extraction of material" could have caused the sinkhole.
Minas Gerais Secretary said proposal falls short of the required environmental and social compensation for a tailings dam collapse that killed 19 people and contaminated waterways in two states.
Lopez Obrador vowed to keep lithium resources in the state's hands after suffering a blow earlier this year with the rejection of an electricity reform proposal.