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<p>and strength characterization. These measurements are also used to design dams, roads, foundations for buildings, and many other large construction projects. They can also help interpret seismic signals from the Earth, either manufactured seismic signals or those from earthquakes.</p>

<p><big>Methods of petrophysical analysis</big></p>
<p><big> Core analysis </big></p>
<p>Core samples are pieces of rock collected from a subsurface formation during drilling operations, to study the physical and mechanical properties of the formation in detail. They provide the</p><p>
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