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Asset Retirement Obligation
9 Months Ended
Sep. 30, 2017
Asset Retirement Obligation Disclosure [Abstract]  
Asset Retirement Obligation

12. Asset Retirement Obligation

The Company had a post-closure reclamation and site restoration obligation of $1,445 as of September 30, 2017. The following is a reconciliation of the total reclamation liability for asset retirement obligations:

 

 

Balance at December 31, 2016

 

$

1,384

 

Additions to liabilities

 

 

-

 

Accretion expenses

 

 

61

 

Balance at September 30, 2017

 

$

1,445