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OTHER LONG-TERM LIABILITIES AND DEFERRED CREDITS | 12 Months Ended
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Dec. 31, 2013
OTHER LONG-TERM LIABILITIES AND DEFERRED CREDITS |
OTHER LONG-TERM LIABILITIES AND DEFERRED CREDITS | 10. OTHER LONG-TERM LIABILITIES AND DEFERRED CREDITS Other long-term liabilities and deferred credits on the balance sheet consisted of:
|  | At December 31, |
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|  | 2013 |  | 2012 |
Royalties payable(1) |  | $ | 500,000 |  | $ | 500,000 |
Crownpoint property(1) |  |  | 450,000 |  |  | 450,000 |
GE purchase contract(2) |  |  | 400,000 |  |  | — |
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
|  | $ | 1,350,000 |  | $ | 950,000 |
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
(1) Royalties payble and Crownpoint property liability were derived during prior years of production. Liabilities do not accrue interest or have a stated maturity date. (2) Balance is due on August 1, 2015.

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- Definition The entire disclosure for other liabilities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20, 24 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.20,24) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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