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Mineral Property (Details 1) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Mineral Property        
Geologic and field expenses $ 413 $ 91 $ 751 $ 204
Administrative 29 21 75 65
Total exploration costs $ 442 $ 112 $ 826 $ 269