v3.26.1
Note 4 - Investment In Associate - Summary of Rio Grande Statements (Details) - CAD ($)
2 Months Ended 3 Months Ended 12 Months Ended
Mar. 31, 2025
Jun. 17, 2025
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Statement Line Items [Line Items]          
Cash $ 5,005,346   $ 6,342,205 $ 5,005,346  
Long-term exploration assets 21,324,785   30,653,428 21,324,785  
Short-term accounts payable and accrued liabilities (306,118)   (1,180,515) (306,118)  
Long term derivative liability (152,765)   (1,052,094) (152,765)  
Loss and comprehensive loss for the year     $ (6,898,108) (3,615,375) $ (4,472,170)
Rio Grande Resources Ltd [member]          
Statement Line Items [Line Items]          
Cash 531,375     531,375  
Other current assets 14,935     14,935  
Long-term exploration assets 3,189,002     3,189,002  
Short-term accounts payable and accrued liabilities (717,444)     (717,444)  
Royalty payable (367,784)     (367,784)  
Long-term tax penalty payable (207,350)     (207,350)  
Long-term notes payable (1,197,450)     (1,197,450)  
Long term derivative liability (5,647)     (5,647)  
Net assets 1,239,637     $ 1,239,637  
Loss from operations (530,140) $ (220,302)      
Loss and comprehensive loss for the year $ (530,140) $ (220,302)