​

  ​ ​ ​

2025

  ​ ​ ​

2024

  ​ ​ ​

2023

​

​

US$(000)

​

US$(000)

​

US$(000)

​

​

​

​

​

​

​

Beginning balance of finished goods and products in process, net of depreciation and amortization

708

549

988

​

​

​

​

​

​

​

Cost of exploration in operating units

​

  ​

  ​

​

​

​

​

​

​

Services provided by third parties

​

38,546

​

35,667

​

35,785

Consumption of materials and supplies

​

4,972

​

4,223

​

2,694

Short-term and low-value lease

3,525

3,097

1,791

Direct labor

​

2,807

​

3,244

​

6,357

Electricity and water

​

297

​

338

​

237

Transport

​

100

​

108

​

720

Maintenance and repair

​

80

​

40

​

66

Other exploration rights

3,457

4,326

1,140

Total exploration in operating units

53,784

51,043

48,790

Final balance of finished goods and products in process

(2,586)

(708)

(549)

Final balance of finished goods and products in process, net of depreciation and amortization

(2,586)

(708)

(549)

​

​

51,906

​

50,884

​

49,229