XML 36 R20.htm IDEA: XBRL DOCUMENT v3.5.0.2
Income Taxes (Tables)
12 Months Ended
Apr. 30, 2016
Income Tax Disclosure [Abstract]  
Deferred Tax Assets
  April 30, 2016   April 30, 2015
           
Net operating loss carryforward   1,371,800     1,347,800
Stock-based compensation   193,300     106,700
Equipment and mining interests   645,000     600,000
Other   3,700     3,600
  Total   2,213,800     2,058,100
Valuation allowance   (2,213,800)     (2,058,100)
  DEFERRED TAX ASSET $ -   $ -