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Material Accounting Policies and Basis of Presentation (Tables)
12 Months Ended
Apr. 30, 2024
Significant Accounting Policies [Abstract]  
Disclosure of principal subsidiaries of the company in consolidated financial statements [Table Text Block]
Entity Principal activities Country of
incorporation
and operation
Ownership
interest as
at April 30,
2024
Ownership
interest as
at April 30,
2023
Canam Alpine Ventures Ltd. Holding Co Canada 100% 100%
         
Minera Canam S.A. DE C.V. Exploring evaluating mineral properties Mexico 100% 100%
         
Operaciones Canam Alpine
S.A. DE C.V.
Exploring evaluating mineral properties Mexico 100% 100%
         
Panuco Royalty Corp. (formerly Vizsla Royalty Corp., Vizsla Copper Corp., and 1283303 B.C. Ltd.) Royalty Company Canada 100% 100%
         
Canam Royalties Mexico, S.A. de C.V. Royalty Company Mexico 100% 100%
         
Vizsla Royalties Corp. Royalty Company Canada 100% N/A
Disclosure of estimated useful life or depreciation rate [Table Text Block]

Mining Equipment

30%

Office Equipment

30%

Computer Equipment

30%

Office improvements

2 years

Computer software

1 year