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Property, Plant, and Mine Development, net (Tables)
9 Months Ended
Sep. 30, 2025
Property, Plant, and Mine Development, net  
Schedule of property, plant, and mine development, net

As of

As of

September 30, 

December 31, 

2025

2024

(in thousands)

Asset retirement costs (“ARO asset”)

$

6,740

$

6,740

Construction-in-progress

1,532

1,165

Furniture and office equipment

1,858

1,722

Land

9,033

9,033

Mineral interest

79,543

79,543

Light vehicles and other mobile equipment

2,134

2,118

Machinery and equipment

46,412

44,858

Mill facilities and infrastructure

36,456

36,463

Mine development

131,382

120,906

Software and licenses

1,554

1,554

Subtotal

316,644

304,102

Accumulated depreciation and amortization

(184,191)

(175,713)

Total

$

132,453

$

128,389