Assets Held for Sale (Details) - USD ($) |
9 Months Ended | 12 Months Ended |
|---|---|---|
Sep. 30, 2021 |
Dec. 31, 2020 |
|
| Assets held for sale | ||
| Mineral properties | $ 1,536,000 | $ 0 |
| Net assets held for sale | $ 1,536,000 | $ 0 |
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- References No definition available.
|