Cement Bond Log

Cement Bond Log

A geophysical well log that is obtained using a sonic-type tool on a wireline. The result helps to confirm the integrity of the hardened cement that was injected to form a bond between well casing and the adjacent rock formation.

Geothermal Glossary

Word of the Week – Zircon

Word of the Week – Zircon

Zircon Zirconium silicate (ZrSiO4) is a minor or accessory mineral in igneous and metamorphic rocks. It contains measurable albeit minor amounts of uranium and lead, which make it amenable for radiometric dating. Zircons are some of the oldest dated minerals on...

Word of the Week – Zonal Isolation

Word of the Week – Zonal Isolation

Zonal Isolation The process of operationally isolating specific intervals or zones along a wellbore to perform well intervention activities, such as stimulation.

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