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EQUIPMENT (Tables)
9 Months Ended
Apr. 30, 2022
Property, Plant and Equipment [Abstract]  
Schedule of Drilling Equipment [Table Text Block]
Cost   Drilling equipment  
At July 31, 2020 $ 644,847  
At July 31, 2021 $ 644,847  
At April 30, 2022 $ 644,847  
       
Accumulated depreciation      
At July 31, 2020 $ 43,487  
Depreciation   25,579  
At July 31, 2021 $ 69,066  
Depreciation   18,328  
At April 30, 2022 $ 87,394  
       
Total carrying value, July 31, 2021 $ 575,781  
Total carrying value, April 30, 2022 $ 557,453