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8. Asset Retirement Obligation: Schedule of Asset Retirement Obligations (Tables) | 12 Months Ended
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Dec. 31, 2018
Tables/Schedules |
Schedule of Asset Retirement Obligations |
|  | 2018 |  | 2017
Balance at January 1 | $ | 121,560 | $ | 72,218
Accretion expense |  | 3,901 |  | 8,456
Revision of estimated reclamation costs |  | 28,831 |  | 40,886
Balance at December 31 | $ | 154,292 | $ | 121,560

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- Definition Tabular disclosure of the carrying amount of a liability for asset retirement obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849 + Details
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