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Mineral Properties (Details 1) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Extractive Industries [Abstract]
Geologic and field expenses	$ 326	$ 1,726
Administrative	87	81
Total exploration expense	$ 413	$ 1,807

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Other operating costs incurred during the reporting period and may include amounts paid to maintain the property.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.2)
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-Topic 220
-SubTopic 10
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