v3.26.1
Inventories (Tables)
12 Months Ended
Dec. 31, 2025
Notes and other explanatory information [abstract]  
Schedule of inventories

   December 31, 2025   December 31, 2024 
Stores and fuel  $6,344   $5,613 
Ore and in-process ore   397    996 
Finished goods – WO3 concentrate   2,677    129 
Current inventories   9,418    6,738 
Tailings   33,392    30,982 
Total inventories  $42,810   $37,720