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PROPERTY, PLANT AND EQUIPMENT (Details) (USD $)
 3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Dec. 31, 2012
PROPERTY, PLANT AND EQUIPMENT          
Property, Plant and Equipment, net $ 34,452,605   $ 34,452,605   $ 34,739,746
Impairment provision 400,226 482,849 679,655 751,772  
Uranium plant
          
PROPERTY, PLANT AND EQUIPMENT          
Property, Plant and Equipment, net 9,478,000   9,478,000   9,532,000
Permits and licenses
          
PROPERTY, PLANT AND EQUIPMENT          
Property, Plant and Equipment, net 174,000   174,000   174,000
Mineral rights and properties
          
PROPERTY, PLANT AND EQUIPMENT          
Property, Plant and Equipment, net 20,874,000   20,874,000   20,872,000
Evaluation and delineation
          
PROPERTY, PLANT AND EQUIPMENT          
Property, Plant and Equipment, net 2,022,000   2,022,000   2,022,000
Vehicles/depreciable equipment
          
PROPERTY, PLANT AND EQUIPMENT          
Property, Plant and Equipment, net 1,273,000   1,273,000   1,435,000
Other property, plant and equipment
          
PROPERTY, PLANT AND EQUIPMENT          
Property, Plant and Equipment, net 632,000   632,000   705,000
Kingsville Dome Property
          
PROPERTY, PLANT AND EQUIPMENT          
Impairment provision     394,000 321,000  
Net carrying value of the property 5,400,000   5,400,000    
Vasquez Property
          
PROPERTY, PLANT AND EQUIPMENT          
Impairment provision     276,000 401,000  
Net carrying value of the property 405,000   405,000    
Rosita Property
          
PROPERTY, PLANT AND EQUIPMENT          
Impairment provision     10,000 30,000  
Net carrying value of the property $ 4,900,000   $ 4,900,000