Gravity Anomaly Maps:USGS

SITE REFERENCED HERE Gridded geophysical data sets for the conterminous United States are available on CD-ROM from the U.S. Geological Survey (USGS). The data sets include magnetic anomalies; Bouguer gravity anomalies; isostatic residual gravity anomalies; uranium, thorium, and potassium gamma-ray measurements; and topography with and without bathymetry. The magnetic anomaly and gamma-ray data sets are […]

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