Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies (Details Narrative)

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Commitments and Contingencies (Details Narrative)
 12 Months Ended
Jun. 08, 2017
USD ($)
shares
Jun. 27, 2016
USD ($)
Apr. 14, 2016
USD ($)
Apr. 12, 2016
USD ($)
Apr. 30, 2018
USD ($)
a
$ / T
shares
Apr. 30, 2017
USD ($)
Stock issued during period, value         $ 2,590,004  
Stock based compensation expenses         $ 1,317,664 $ 912,500
Common Stock [Member]            
Stock issued during period, shares | shares         1,568,100  
Stock issued during period, value         $ 1,568  
Employment Agreement [Member] | Common Stock [Member]            
Percentage of base salary   75.00%        
Employment Agreement [Member] | Cash [Member]            
Percentage of base salary   25.00%        
Employment Agreement [Member] | Foreign Investor [Member] | Minimum [Member]            
Milestone amount       $ 2,500,000    
Employment Agreement [Member] | Mr. Edward Karr [Member]            
Agreement description       The initial term of the agreement is for two years ending on April 30, 2018, with automatic renewals for successive one year terms unless terminated by written notice at least 90 days prior to the expiration of the term.    
Agreement due date       Apr. 30, 2018    
Base salary       $ 250,000    
Bonus awarded       250,000   $ 250,000
Milestone amount       $ 10,000,000    
Stock issued during period, shares | shares         231,018  
Stock issued during period, value         $ 484,314  
Stock based compensation expenses         $ 484,314  
Employment Agreement [Member] | Mr. David Rector [Member]            
Agreement description     The initial term of the agreement is for one year, with automatic renewals for successive one year terms unless terminated by written notice at least 30 days prior to the expiration of the term.      
Base salary     $ 15,000      
Stock issued during period, shares | shares         166,333  
Stock issued during period, value         $ 348,706  
Stock based compensation expenses         348,706  
Employment Agreement [Member] | Mr. David Mathewson [Member]            
Agreement description   The initial term of the agreement is for one year, with automatic renewals for successive one year terms unless terminated by written notice at least 30 days prior to the expiration of the term by either party.        
Base salary   $ 200,000        
Employment Agreement [Member] | Mr. Lougee [Member]            
Base salary $ 144,000          
Monthly cash payments $ 2,500          
Restricted shares awarded | shares 500          
Moylan Separation Agreement [Member]            
Severance payment         494,227  
Severance monthly fee         $ 19,667  
Moylan Separation Agreement [Member] | Common Stock [Member]            
Percentage of severance monthly fee         90.00%  
Moylan Separation Agreement [Member] | Cash [Member]            
Percentage of severance monthly fee         10.00%  
Lougee Separation Agreement [Member]            
Severance payment $ 221,718          
State of Wyoming Mining Lease One [Member]            
Area of land | a         640  
Lease renewed date         Feb. 28, 2013  
Lease term         10 years  
Lease annual payment per acre | $ / T         2.00  
Lease annual payment per acre third ten year term | $ / T         3.00  
Lease annual payment per acre thereafter | $ / T         4.00  
State of Wyoming Mining Lease Two [Member]            
Area of land | a         480  
Lease renewed date         Feb. 28, 2014  
Lease term         10 years  
Lease annual payment per acre | $ / T         2.00  
Lease annual payment per acre third ten year term | $ / T         3.00  
Lease annual payment per acre thereafter | $ / T         4.00