v3.25.2
MINERAL PROPERTIES (Tables)
 6 Months Ended
Jun. 30, 2025
Mineral Industries Disclosures [Abstract]  
Schedule of mineral property acquisition costs [Table Text Block]
    Singatse Peak Services ("SPS")     Falcon Copper Corp.  ("FCC")        
                                                 
    MacArthur     Yerington     Bear     Wassuk     Copper Canyon     Blue Copper     Muncy     Total  
    $     $     $     $     $     $     $     $  
Balance December 31, 2023   2,489     1,195     1,575     1,405     10     878     95     7,647  
Acquisition costs   -     -     231     -     -     150     105     486  
Paid by Nuton LLC   -     -     (231 )   -     -     -     -     (231 )
Total additions for the year   -     -     -     -     -     150     105     255  
Balance December 31, 2024   2,489     1,195     1,575     1,405     10     1,028     200     7,902  
                                                 
Acquisition costs   -     -     131     -     -     225     -     356  
Paid by Nuton LLC   -     -     (131 )   -     -     -     -     (131 )
Total additions for the period   -     -     -     -     -     225     -     225  
Balance June 30, 2025   2,489     1,195     1,575     1,405     10     1,253     200     8,127  
Schedule of exploration expenditures recorded on the statement of loss and comprehensive loss [Table Text Block]
    Singatse Peak Services     Falcon Copper Corp        
    MacArthur     Yerington     Bear     Wassuk     Blue Copper     Muncy     Other      
Total		  
    $     $     $     $     $     $     $     $  
Property maintenance   6     -     -     1     38     -     22     67  
Assay & Labs   -     10     20     -     -     -     -     30  
Drilling   -     119     -     -     -     -     -     119  
Environmental   1     238     -     -     -     -     -     239  
Geophysical surveys   -     -     -     -     -     11     -     11  
Technical study   53     1,580     7     -     -     -     -     1,640  
Field support   -     14     2     -     28     -     -     44  
Total expenses incurred   60     1,961     29     1     66     11     22     2,150  
Total Expenditures funded by Nuton LLC   (60 )   (1,961 )   (29 )   (1 )   -     -     -     (2,051 )
Total Expenditures not funded by Nuton LLC   -     -     -     -     66     11     22     99  
    Singatse Peak Services     Falcon Copper Corp        
    MacArthur     Yerington     Bear     Wassuk     Blue Copper     Muncy     Other     Total  
    $     $     $     $     $     $     $     $  
Property maintenance   6     -     -     -     7     -     -     13  
Assay & Labs   -     1     20     -     -     -     -     21  
Environmental   -     88     -     -     -     -     -     88  
Geophysical surveys   -     -     -     -     -     1     -     1  
Technical study   21     817     2     -     -     -     -     840  
Field support   -     6     2     -     16     -     -     24  
Total expenses incurred   27     912     24     -     23     1     -     987  
Total Expenditures funded by Nuton LLC   (27 )   (912 )   (24 )   -     -     -     -     (963 )
Total Expenditures not funded by Nuton LLC   -     -     -     -     23     1     -     24  
    Singatse Peak Services      Falcon Copper Corp        
    MacArthur     Yerington     Bear     Wassuk     Muncy     Blue Copper     Other      
Total		  
    $     $     $     $     $     $     $     $  
Property maintenance   4     405     -     -     -     60     -     469  
Assay & Labs   109     89     44     -     -     -     -     242  
Drilling   366     1,179     1,465     -     -     -     -     3,010  
Environmental   40     460     -     -     -     -     -     500  
Geophysical surveys   -     45     -     -     29     -     -     74  
Technical study   -     705     -     -     -     -     -     705  
Field support   -     1     18     -     -     28     2     49  
Total expenses incurred   519     2,884     1,527     -     29     88     2     5,049  
Total Expenditures funded by Nuton LLC   (519 )   (2,884 )   (1,527 )   -     -     -     -     (4,930 )
Total Expenditures not funded by Nuton LLC   -     -     -     -     29     88     2     119  
    Singatse Peak Services      
Falcon Copper Corp		        
    MacArthur     Yerington     Bear     Wassuk     Muncy     Blue Copper     Other      
Total		  
    $     $     $     $     $     $     $     $  
Property maintenance   4     248     -     -     -     23     -     275  
Assay & Labs   69     36     43     -     -     -     -     148  
Drilling   16     655     562     -     -     -     -     1,233  
Environmental   19     259     -     -     -     -     -     278  
Geophysical surveys   -     5     (1 )   -     27     -     -     31  
Technical study   -     420     -     -     -     -     -     420  
Field support   -     1     7     -     -     9     (13 )   4  
Total expenses incurred   108     1,624     611     -     27     32     (13 )   2,389  
Total Expenditures funded by Nuton LLC   (108 )   (1,624 )   (611 )   -     -     -     -     (2,343 )
Total Expenditures not funded by Nuton LLC   -     -     -     -     27     32     (13 )   46  
Schedule of Rio Tinto deposit [Table Text Block]
Balance December 31, 2023 $ 1,357  
       
Funds received   16,500  
Funds applied to prepaids   (15 )
Funds applied to capitalized acquisition costs   (231 )
Funds applied to exploration expenditures   (7,797 )
Funds applied to general operating expenditures   (3,169 )
Balance December 31, 2024 $ 6,645  
       
Funds applied to capitalized acquisition costs   (131 )
Funds applied to exploration expenditures   (2,051 )
Funds applied to general operating expenditures   (2,102 )
Balance June 30, 2025 $ 2,361