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Reclamation and Environmental (Tables)
 3 Months Ended
Sep. 30, 2018
Environmental Remediation Obligations [Abstract]  
Changes to Asset Retirement Obligation

Changes to the Company’s asset retirement obligations for the three-month period ended September, 2018 and the year ended June 30, 2018 are as follows:

 

 

 

Three Month Period 2018

 

 

Year Ended June 30, 2018

 

Balance at beginning of period

 

$

1,072,551

 

 

$

1,261,034

 

Accretion expense

 

 

41,376

 

 

 

150,736

 

Payments

 

 

(99,001

)

 

 

(339,219

)

Change in estimate of existing obligation

 

 

—

 

 

 

—

 

Balance at end of period

 

$

1,014,926

 

 

$

1,072,551