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Robert, WA, 1991 (P723), radiometric line data, AWAGS levelled
The radiometric, or gamma-ray spectrometric method, measures the natural variations in the gamma-rays detected near the Earth's surface as the result of the natural radioactive... - 
    
    
Robert total count grid geodetic
The radiometric, or gamma-ray spectrometric method, measures the natural variations in the gamma-rays detected near the Earth's surface as the result of the natural radioactive... - 
    
    
Robert potassium grid geodetic
The radiometric, or gamma-ray spectrometric method, measures the natural variations in the gamma-rays detected near the Earth's surface as the result of the natural radioactive... - 
    
    
Robert magnetic grid geodetic
Total magnetic intensity (TMI) data measures variations in the intensity of the Earth's magnetic field caused by the contrasting content of rock-forming minerals in the Earth... - 
    
    
Robert, WA, 1991 (P723), magnetic line data, AWAGS levelled
Total magnetic intensity (TMI) data measures variations in the intensity of the Earth's magnetic field caused by the contrasting content of rock-forming minerals in the Earth... - 
    
    
Robert uranium grid geodetic
The radiometric, or gamma-ray spectrometric method, measures the natural variations in the gamma-rays detected near the Earth's surface as the result of the natural radioactive... - 
    
    
Robert thorium grid geodetic
The radiometric, or gamma-ray spectrometric method, measures the natural variations in the gamma-rays detected near the Earth's surface as the result of the natural radioactive... 
            
            
              
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