Figure F5. CT scans. A. Section 316-C0004C-15X-5 obtained by ESCS displays drilling-induced disruption in the form of biscuit blocks. B. Core recovery and conditions are better under similar drilling conditions after switching to HPCS (Section 316-C0004C-18H-1). Both cores are 2.5 inches in maximum diameter. CT = computed tomography.
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