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Significant accounting policies (Tables)
 12 Months Ended
Dec. 31, 2022
Significant accounting policies [Abstract]  
Schedule of exchange rates
U.S. Dollar/CDN Dollar exchange rate  December 31, 2022   December 31, 2021 
Closing rate at the reporting date   0.738    0.789 
Average rate for the year   0.769    0.798 

 
Schedule of significant subsidiaries
Name of
Subsidiary		  Place of
Incorporation		  Ownership
Interest		   Principal
Activity		  Functional
Currency
Tigris Uranium US Corp.  Nevada, USA   100%  Mineral Exploration  USD
Metamin Enterprises US Inc.  Nevada, USA   100%  Mineral Exploration  USD
URI, Inc.  Delaware, USA   100%  Mineral Exploration  USD
Neutron Energy, Inc.  Nevada, USA   100%  Mineral Exploration  USD
Uranco, Inc.  Delaware, USA   100%  Mineral Exploration  USD
Uranium Resources, Inc.  Delaware, USA   100%  Mineral Exploration  USD
HRI-Churchrock, Inc.  Delaware, USA   100%  Mineral Exploration  USD
Hydro Restoration Corp.  Delaware, USA   100%  Mineral Exploration  USD
Belt Line Resources, Inc.  Texas, USA   100%  Mineral Exploration  USD
Cibola Resources, LLC (*)  Delaware, USA   100%  Mineral Exploration  USD
enCore Energy US Corp.  Nevada, USA   100%  Holding Company  USD
Azarga Uranium Corp.  British Columbia, CA   100%  Mineral Exploration  USD
Powertech (USA) Inc.  South Dakota, USA   100%  Mineral Exploration  USD
URZ Energy Corp.  British Columbia, CA   100%  Mineral Exploration  USD
Ucolo Exploration Corp.  Utah, USA   100%  Mineral Exploration  USD
Azarga Resources Limited  British Virgin Islands   100%  Mineral Exploration  USD
Azarga Resources (Hong Kong) Ltd.  Hong Kong   100%  Mineral Exploration  USD
Azarga Resources USA Company  Colorado, USA   100%  Mineral Exploration  USD
Azarga Resources Canada Ltd.  British Columbia, CA   100%  Mineral Exploration  USD

 

* Cibola Resources, LLC was divested in May 2022 (Note 11).

 
Schedule of useful lives of property, plant and equipement

Category

  Range
Uranium Plants  Straight-line over 15-25 years
Other Property Plant and Equipment  Straight-line over 3-5 years
Software  Straight-line over 2-3 years
Furniture  Straight-line over 3-5 years
Buildings  Straight-line over 10-40 years

 
Schedule of useful lives of intangible assets
Category  Range
Data Access Agreement  Straight-line over 14 years
Data Purchases  Indefinite life intangible asset