Cell maps for each oil and gas assessment unit were created by the USGS to illustrate the degree of exploration, type of production, and distribution of production in an assessment unit or province. E
This mQl0819B.nc grid includes airborne-derived TMI data for the Magnetic Map of Australia. 3rd Edition, 1999 survey acquired for the geological survey of UNKNOWN
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 decay of potassium (K),
This rSA0716_A8k.nc grid includes airborne-derived Radiometric Potassium data for the SA Exploration Initiative 1994 - Area A8 survey acquired for the geological survey of SA
