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COST OF SALES (Schedule of Cost of Sales) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Disclosure of detailed information about property, plant and equipment [line items]
Direct mining costs	$ 272,329	$ 198,141
Salaries and benefits	44,432	34,773
Workers' Participation	4,285	7,647
Depletion and depreciation	171,447	121,077
Royalties	33,304	25,703
Inventory net realizable value adjustments	8,898	7,035
Cost of sales	534,695	394,376
Depletion and depreciation, right-of-use	$ 9,000	$ 6,300

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Direct mining costs.

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Workers participation cost of sales.

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- Definition

The amount of all expenses directly or indirectly attributed to the goods or services sold. Attributed expenses include, but are not limited to, costs previously included in the measurement of inventory that has now been sold, such as depreciation and maintenance of factory buildings and equipment used in the production process, unallocated production overheads, and abnormal amounts of production costs of inventories.

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- Definition

The amount of depreciation expense. Depreciation is the systematic allocation of depreciable amounts of tangible assets over their useful lives.

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- Definition

The amount of depreciation of right-of-use assets. [Refer: Depreciation and amortisation expense; Right-of-use assets]

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Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table.

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The amount of expense recognised related to the write-down of inventories to net realisable value. [Refer: Inventories]

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The amount of expense arising from royalties.

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A class of employee benefits expense that represents wages and salaries. [Refer: Employee benefits expense]

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