lithologic density log
1density log — n, = gamma gamma log measures electron density within lithologic units which is related to their bulk density. The wireline tool records the intensity of gamma radiation (in counts per second) from a nuclear source within the tool after it has… …
2well logging — the process or technique of recording a well log. * * * ▪ mining field technique used in mineral exploration to analyze the geologic formations penetrated by a drill hole. If the hole has been drilled by using coring techniques, the core… …