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Exploration in operating units (Tables)

12 Months Ended

Dec. 31, 2023

Exploration in operating units

Schedule of detailed information about exploration and evaluation assets

This caption is made up as follows:


		2023		2022		2021
		US$(000)		US$(000)		US$(000)

Beginning balance of finished goods and products in process, net of depreciation and amortization		988		2,036		1,296

Cost of exploration in operating units

Services provided by third parties		35,785		51,912		45,437
Direct labor		6,357		7,097		3,891
Consumption of materials and supplies		2,694		4,502		3,839
Short-term and low-value lease		1,791		5,016		2,641
Transport		720		470		108
Electricity and water		237		72		834
Maintenance and repair		66		211		165
Purchase of land		—		10,066		—
Other exploration rights		1,140		402		237
Total exploration in operating units		48,790		79,748		57,152
Final balance of finished goods and products in process		(549)		(1,408)		(2,036)
Write – off of products in process		—		420		—
Final balance of finished goods and products in process, net of depreciation and amortization		(549)		(988)		(2,036)
		49,229		80,796		56,412