v3.10.0.1
Condensed Consolidated Statements of Operations (Unaudited) - USD ($)
3 Months Ended
Jul. 31, 2018
Jul. 31, 2017
Income Statement [Abstract]    
Net revenues
Operating expenses:    
Compensation and related taxes 301,760 1,389,814
Exploration costs 504,825 767,883
Professional fees 541,344 861,463
General and administrative expenses 133,575 187,173
Total operating expenses 1,481,504 3,206,333
Operating loss from continuing operations (1,481,504) (3,206,333)
Loss from continuing operations before provision for income taxes (1,481,504) (3,206,333)
Provision for income taxes
Loss from continuing operations (1,481,504) (3,206,333)
Discontinued operations:    
Loss from discontinued operations (including impairment expense of $6,094,760) (6,071,448)
Total loss from discontinued operations (6,071,448)
Net loss $ (1,481,504) $ (9,277,781)
Loss per common share, basic and diluted    
Loss from continuing operations $ (0.08) $ (0.35)
Discontinuing :    
Operations (0.65)
Total discontinuing operations (0.65)
Net loss per share $ (0.08) $ (1.00)
Weighted average common shares outstanding - basic and diluted 17,605,277 9,252,624

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