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Accrued Expenses - Schedule of Accrued Expenses (Details) - USD ($)
 1 Months Ended
Jan. 31, 2018
Jun. 30, 2018
Dec. 31, 2017
Payables and Accruals [Abstract]      
Accrued Northern Comstock Joint Venture   $ 407,083 $ 180,833
Accrued make-whole for 25% acquisition (Note 13)   201,393 0
Accrued payroll costs   121,652 57,402
Accrued personal property tax   0 84,264
Accrued Board of Directors fees   20,000 84,000
Accrued vendor liabilities   0 75,415
Other accrued expenses   29,463 14,737
Total accrued expenses   $ 779,591 $ 496,651
Pelen LLC      
Class of Stock [Line Items]      
Membership interest subsequent to sale of shares 25.00%