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Share this article Lara Exploration Ltd. [LRA-TSXV] reported drill results and provided an update on development work on the Osmar-2 target at the Celesta copper mine in northern Brazil. Work began to open up a second mining front at Osmar-2 in December, 2020, with production in the coming months derived exclusively of sulphide material from this new pit, while a cutback is being completed to access deeper material in the Osmar-1 pit. Development of the Osmar-2 pit is based on mineralization indicated by diamond drilling (vertical holes) completed in 2020. The mineralization is dominated by fresh chalcopyrite, present from approximately 6-metre vertical depth below the surface. ....
Lara Exploration Ltd.: Lara Exploration Ltd: Production Update for the Celesta Copper Mine in Brazil Vancouver, British Columbia (Newsfile Corp. - January 26, 2021) - Lara Exploration Ltd. (TSXV: LRA) ( Lara or the Company ), is pleased to report that during the ramp-up phase between July and December 2020 the Celesta Copper Mine shipped 1,195 dry metric tonnes of concentrate, containing 457 tonnes of copper metal and 1,286 ounces of gold. The plant has so far achieved a maximum processing rate of 350 tonnes per day, below the targeted 500 tonnes per day commercial production as defined in the contract with Lara. Concentrate production has also been impacted by lower than projected recoveries from the part-oxidised transition material from the Osmar deposit. These production issues are being addressed with the addition of a second and larger ball mill, ordered in late 2020, along with additional flotation cells, which are scheduled to be delivered and installed in Q2-20 ....