Geophysical log
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| - | As a well is being drilled, a '''geophysical log''' records such geophysical characteristics as density, porosity and sonic velocity of the layers of rock that are encountered. | + | As a well is being drilled, a '''geophysical log''' records such geophysical characteristics as density, porosity and sonic velocity of the layers of rock that are encountered. It is different from a [[Drilling log|drilling log]]. |
Current revision
As a well is being drilled, a geophysical log records such geophysical characteristics as density, porosity and sonic velocity of the layers of rock that are encountered. It is different from a drilling log.
