LION COPPER & GOLD CORP.
For the period ended Feb 13, 2026. Filed Feb 18, 2026.
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Feb 13, 2026 · Filed Feb 18, 2026
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EX-99.1 · 18.9 PROCESS OPERATING COSTS
18.9 PROCESS OPERATING COSTS
The operating costs for the process plant have been established based on a designed processing rate of 95,900 tons per day for the Nuton Technology process and 141,500 tons per day for MacArthur Oxide heap leaching. This equates to 35 million tons per annum at Yerington and 51.7 million tons per annum at MacArthur for the feed material. All cost estimates are provided with an accuracy range of +25% to -25%.
Lion CG will pay a license fee to Nuton LLC, a Rio Tinto venture, to use the Nuton Technology, which will be negotiated at a later date.
These process operating costs adhere to industry norms for a copper heap leach and SX-EW processing plant. Quantities and cost information have been compiled from diverse sources, encompassing:
- metallurgical test work
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