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Note 3 - Inventories (Tables)
3 Months Ended
Oct. 31, 2023
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
  

October 31, 2023

  

July 31, 2023

 

Material and supplies

 $212  $228 

Uranium concentrates from production

  178   178 

Purchased uranium inventories

  42,549   5,801 
  $42,939  $6,207 
Contractual Obligation, Fiscal Year Maturity [Table Text Block]
  

Purchase Commitments

     
  

in Pounds

  

Purchase Price

 

Fiscal 2024

  600,000  $32,730 

Fiscal 2025

  600,000   23,120 

Fiscal 2026

  100,000   3,620 

Total

  1,300,000  $59,470