Mineral Properties, Plant and Equipment, Net

3 Months Ended

Mar. 31, 2025

Property, Plant and Equipment [Abstract]

Mineral Properties, Plant and Equipment, Net

4.MINERAL PROPERTIES, PLANT AND EQUIPMENT, NET

	March 31, 2025			December 31, 2024
Thacker Pass	$	457,146		$	378,957
Machinery and equipment		2,681			2,638
Finance lease right-of-use assets		19,948			19,948
Other		781			1,116
Total mineral properties, plant and equipment		480,556			402,659
Accumulated depreciation		(4,778	)		(3,711	)
Mineral properties, plant and equipment, net	$	475,778		$	398,948

During the three months ended March 31, 2025, stock-based compensation related to restricted share units (“RSUs”) of $345 was capitalized to Thacker Pass (2024 - $546). During the three months ended March 31, 2025, stock-based compensation related to performance share units (“PSUs”) of $nil was capitalized to Thacker Pass (2024 - $60).