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Income taxes and mining tax credits
12 Months Ended
Dec. 31, 2018
Statements [Line Items]  
Income taxes and mining tax credits [Text Block]
10.

Income taxes and mining tax credits

   

The actual income tax provision differs from the expected amounts calculated by applying the Canadian combined statutory federal and provincial corporate income tax rates to the Company’s loss before income taxes.The components of the Company’s income tax recovery are as follows:

 
      Year ended     Year ended  
      December 31,     December 31,  
      2018     2017  
      $     $  
  Income (loss) before income taxes   1,150,637     (683,299 )
               
  Statutory tax rate   27%     26%  
  Expected income tax expense (recovery) at the statutory            
  tax rate   310,672     (177,658 )
  Items not deductible for tax and other   618,099     110,724  
  Change in valuation allowance   (928,771 )   199,596  
  Income tax recovery   -     -  

The Company has the following deferred tax assets and liabilities:

      December 31,     December 31,  
      2018     2017  
      $     $  
  Federal investment tax credits   654,183     663,144  
  Exploration and evaluation assets   1,832,035     3,804,616  
  Non-capital loss carryforwards   4,742,207     4,126,349  
  Marketable securities   450,106     -  
  Other   71,906     85,439  
  Valuation allowance   (7,750,437 )   (8,679,208 )
      -     -  

The tax pools relating to these deferred tax assets expire as follows:

                        Canadian federal  
      Canadian                 investment tax credit  
      resource pools     Non-capital losses     Other     losses  
          $     $     $  
  2025   -     -     -     25,187  
  2026   -     1,664,306     -     92,277  
  2027   -     3,323,364     -     58,467  
  2028   -     2,559,941     -     237,882  
  2029   -     2,621,029     -     249,331  
  2030   -     2,388,895     -     -  
  2031   -     1,392,745     -     -  
  2032   -     818,329     -     -  
  2033   -     202,411     -     -  
  2034   -     266,149     -     -  
  2035   -     173,814     -     -  
  2036   -     152,243     -     -  
  2037   -     307,139     -     -  
  2038   -     1,693,154     -     -  
  No expiry   9,118,585     -     336,763     -  
      9,118,585     17,560,841     336,763     663,144