Note 5 - Mineral Rights and Properties (Tables)

6 Months Ended

Jan. 31, 2025

Notes Tables

Schedule Of Mineral Rights and Property Acquisition Costs [Table Text Block]

Costs	United States		Canada			Paraguay		Total
Balance, July 31, 2024	$	172,540	$	376,523		$	15,014	$	564,077
Sweetwater Acquisition		145,749		-			-		145,749
Additions		165		-			-		165
Impact of foreign currency translation		-		(9,179	)		-		(9,179	)
Balance, January 31, 2025		318,454		367,344			15,014		700,812

Accumulated Depletion and Amortization	United States			Canada			Paraguay		Total
Balance, July 31, 2024		(6,389	)		(105	)		-		(6,494	)
Additions		(538	)		-			-		(538	)
Impact of foreign currency translation		-			5			-		5
Balance, January 31, 2025		(6,927	)		(100	)		-		(7,027	)
Carrying Value
Balance, July 31, 2024	$	166,151		$	376,418		$	15,014	$	557,583
Balance, January 31, 2025	$	311,527		$	367,244		$	15,014	$	693,785

Schedule Of Mineral Property Expenditures Incurred by Major Projects [Table Text Block]

	Three Months Ended January 31,				Six Months Ended January 31,
	2025		2024		2025		2024
Permitting and compliance	$	312	$	456	$	602	$	1,339
Property maintenance		1,244		962		2,493		1,947
Exploration		923		2,915		5,840		5,317
Development		7,584		1,119		12,266		1,645
Extraction readiness		4,180		1,239		6,556		2,129
Total	$	14,243	$	6,691	$	27,757	$	12,377