Sediment Core (IMAGE) University of California - Riverside Caption Boxes of sediment core laid out in the core shed at Petroleum Development Oman headquarters. Total drillcore is cut into pieces of a few meters length, archived, covered and stored for later sampling. Credit David Fike, Caltech. Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.