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L03_GravCorrAnalysis-page5 - Applied Geophysics –...

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Applied Geophysics – Corrections and analysis Bouguer anomaly T B F obs B C C C C g g + + + = φ Apply all the corrections: Smaller scale engineering/environmental surveys: Not tied to absolute gravity Use corrections with accuracy necessary determined by the size of the target signal …watch the signs!
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Unformatted text preview: Applied Geophysics – Corrections and analysis Field determination of density Why do we need rock density? Nettleton method: density profile Other methods: • The same problem can be formulated mathematically and solved by least squares • Borehole logging...
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