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Swiss Journal of Geosciences
Fig. 2 | Swiss Journal of Geosciences

Fig. 2

From: Microstructural characterization of natural fractures and faults in the Opalinus Clay: insights from a deep drilling campaign across central northern Switzerland

Fig. 2

Three core segments showing the general appearance of the Opalinus Clay and the typically sampled structures (core diameter is 95 mm). a This core is from STA2-1 at 821.53–822.45 m MD (core depth). b Core from BOZ2-1 at 541.33–542.25 m MD (core depth). c Core from BOZ2-1, 510.02 to 510.70 m MD (core depth)

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