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INVENTORIES - Schedule of Inventory, Current (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Inventory [Line Items]
Concentrates and work-in-progress	$ 35,869	$ 35,476
Inventory of ore in stockpiles	256	940
Consumables	3,956	4,204
Total inventories	40,081	40,620
Current	38,003	38,155
Long term	$ 2,078	$ 2,465

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