Mineral Rights and Properties (Tables)

12 Months Ended

Mar. 31, 2026

Mineral Rights and Properties [Abstract]

Schedule of Mineral Rights and Properties

As at	March 31, 2026		March 31, 2025
Producing mineral properties	$	386,830	$	332,631
Non-producing mineral properties		392,900		254,351
	$	779,730	$	586,982

Schedule of Producing Properties

Producing properties	Ying Mining District		GC		Total
Carrying values
As at April 1, 2024	$	426,560	$	120,557	$	547,117
Capitalized expenditures		48,210		6,122		54,332
Environmental rehabilitation		3,896		33		3,929
Foreign currency translation impact		(2,014)		(520)		(2,534)
As at March 31, 2025	$	476,652	$	126,192	$	602,844
Capitalized expenditures		56,133		5,958		62,091
Environmental rehabilitation		796		—		796
Foreign currency translation impact		26,466		6,681		33,147
Balance as at March 31, 2026	$	560,047	$	138,831	$	698,878
Accumulated depletion and impairment
As at April 1, 2024	$	(161,657)	$	(86,148)	$	(247,805)
Depletion		(21,464)		(2,082)		(23,546)
Foreign currency translation impact		779		359		1,138
As at March 31, 2025	$	(182,342)	$	(87,871)	$	(270,213)
Depletion		(24,549)		(2,482)		(27,031)
Foreign currency translation impact		(10,212)		(4,592)		(14,804)
Balance as at March 31, 2026	$	(217,103)	$	(94,945)	$	(312,048)
Carrying values
Balance as at March 31, 2025	$	294,310	$	38,321	$	332,631
Balance as at March 31, 2026	$	342,944	$	43,886	$	386,830

Schedule of Non-Producing Properties

									Tulkubash/
Non-producing properties	BYP		Kuanping		El Domo		Condor		Kyzyltash		Total
Carrying values
As at April 1, 2024	$	6,636	$	12,885	$	—	$	—	$	—	$	19,521
Acquisition		—		—		201,014		24,945		—		225,959
Capitalized expenditures		—		543		7,166		1,275		—		8,984
Environmental rehabilitation		(26)		—		—		—		—		(26)
Foreign currency translation impact		(30)		(57)		—		—		—		(87)
As at March 31, 2025	$	6,580	$	13,371	$	208,180	$	26,220	$	—	$	254,351
Acquisition		—		—		—		—		84,018		84,018
Capitalized expenditures		—		4,346		45,794		2,974		250		53,364
Foreign currency translation impact		339		828		—		—		—		1,167
Balance as at March 31, 2026	$	6,919	$	18,545	$	253,974	$	29,194	$	84,268	$	392,900