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    MRTAS Lisle tmi grid geodeticTotal 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...
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    NETGOLD - Lisle, NE Tasmania 1983 (P780), magnetic line data, AWAGS levelledTotal 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...
            
            
              
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