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Ravensthorpe, WA, 1980/81 (P457), 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... -
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Ravensthorpe, WA, 1980/81 (P457), 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...
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