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Geoscience Data Catalog

USGS Geoscience Data Catalog > Categories > Methods > Field methods > Field inventory and monitoring
Electromagnetic surveying
Method of determining the shape and constituency of near-surface earth structures by variations of responses of the materials to electrical and magnetic fields. Use for ground-based methods of imaging.
This category is also used for magnetotelluric sounding.
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Results 1 - 2 of 2 listed by similarity [list alphabetically]
Seismotectonic maps in the vicinity of the lower Wabash Valley,Illinois, Indiana, and Kentucky - Digital Spatial Database:Magnetotelluric sounding points and modelling lines [New Window]
Magnetotelluric soundings give data that can help define the lelectricamagnetic properties of rocks, and with othergeophysical data help define thestructure of the shallow crust where earthquakes occur. The soundingpoints in this cover show where data was
Geologic map of the Tetilla Peak quadrangle, Santa Fe and Sandoval Counties, New Mexico [New Window]
This digital geologic map summarizes all available geologic information for the Tetilla Peak quadrangle located immediately southwest of Santa Fe, New Mexico. The geologic map consists of new polygon (geologic map units) and line (contact, fault, fold ax

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