L07-page3 - Reduction to Pole • Process by which effects...

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3 Derivatives • Emphasizing shorter wavelength features • First vertical derivative emphasizes near surface features. It can be measured with gradiometer, or derived from corrected data • Second vertical derivative emphasizes the plan view boundaries of target zones (specially intra-basement anomaly sources)
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Unformatted text preview: Reduction to Pole • Process by which effects of inclination and declination are removed from the data. • The data are mathematically transformed to measurements over the same geologic structure, but at the magnetic pole where the inducing field is vertical....
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This note was uploaded on 01/07/2012 for the course PHYSICS 384 taught by Professor Wei during the Spring '09 term at SUNY Stony Brook.

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