Table 3 Summary of intrinsic seismic velocities (m/s) for compressional- V\(_{{\text {p0}}}\), and and shear-waves V\(_{\text {s0}}\), anisotropy (%) for compressional- (AV\(_{\text {p}}\)) and shear-waves (AV\(_{\text{ s }}\)), Thomsen parameters \(\epsilon\) and \(\gamma\), and \(\textit{V}_{\text {p}}{} \textit{V}_{\text {s}}\) ratio
Core | Sample | Compressional velocity; \(\textit{V}_{\text {p0}}\) (m/s) | \(\textit{AV}_{\text {p}}\) (%) | \(\epsilon\) (–) | Shear velocity; \(\textit{V}_{\text {s0}}\) (m/s) | \(\textit{AV}_{\text {s}}\) (%) | \(\gamma\) (–) | \(\textit{V}_{\text {p}}{} \textit{V}_{\text {s}}\) | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
X-direction | Y-direction | Z-direction | Average | X-direction | Y-direction | Z-direction | Average | Ratio | ||||||
Core I | HU01 | NA | 5140 (27) | 5411 (11) | 5276 | 5.14 | 0.082 | NA | 2927 (15) | 2969 (5) | 2948 | 1.42 | 0.069 | 1.79 |
HU03 | 5136 (10) | NA | 5109 (10) | 5123 | 0.53 | 0.004 | 2808 (4) | NA | 2851 (4) | 2830 | 1.52 | − 0.016 | 1.81 | |
HU06 | 4875 (09) | 4952 (10) | 4865 (08) | 4897 | 1.78 | 0.011 | 2710 (4) | 2845 (4) | 2722 (4) | 2759 | 4.89 | 0.021 | 1.78 | |
Core II | HU07 | 5611 (12) | 5876 (16) | 5570 (13) | 5686 | 5.39 | 0.008 | 3160 (5) | 3127 (5) | 3095 (5) | 3127 | 2.08 | 0.021 | 1.82 |
HU09 | 5396 (11) | 5402 (14) | 5361 (14) | 5386 | 0.76 | 0.005 | 3060 (5) | 3033 (6) | 3029 (6) | 3041 | 1.02 | 0.009 | 1.77 | |
HU12 | 5694 (13) | 5797 (17) | 5705 (12) | 5732 | 1.8 | 0.045 | 3268 (6) | 3261 (8) | 3272 (5) | 3267 | 0.34 | − 0.003 | 1.75 | |
Core III | HU13 | 4874 (10) | NA | 4675 (08) | 4775 | 4.16 | 0.039 | 2985 (5) | NA | 2817 (4) | 2901 | 5.79 | 0.056 | 1.65 |
HU14 | 5747 (15) | 5970 (27) | 5974 (13) | 5897 | 3.85 | − 0.002 | 3255 (6) | 3228 (5) | 3243 (5) | 3242 | 0.83 | 0.002 | 1.82 | |
Core IV | BX107 | 4339 (20) | NA | 5286 (23) | 4813 | 19.68 | − 0.169 | 2765 (13) | NA | 2953 (12) | 2859 | 6.58 | − 0.07 | 1.68 |
Core V | HU17 | 6152 (13) | 6144 (13) | 6160 (14) | 6152 | 0.26 | 0 | 3422 (6) | 3413 (5) | 3431 (6) | 3422 | 0.53 | − 0.001 | 1.80 |
HU20 | 6785 (16) | 6762 (19) | 6396 (14) | 6648 | 5.85 | 0.055 | 3790 (7) | 3754 (8) | 3668 (6) | 3737 | 3.26 | 0.026 | 1.78 | |
HU21 | 6085 (14) | 6100 (16) | 5752 (14) | 5979 | 5.82 | 0.062 | 3304 (6) | 3293 (0) | 3282 (6) | 3293 | 0.67 | 0.009 | 1.82 | |
HU24 | 6771 (16) | 6455 (17) | 6630 (16) | 6619 | 4.77 | 0.013 | 3721 (7) | 3558 (7) | 3504 (6) | 3594 | 6.04 | 0.055 | 1.84 | |
HU25 | 5364 (10) | 5314 (11) | 5230 (18) | 5303 | 2.53 | 0.03 | 3593 (6) | 3569 (6) | 3612 (12) | 3591 | 1.2 | − 0.001 | 1.48 | |
HU26 | 5519 (11) | 5504 (12) | 5580 (16) | 5534 | 1.37 | 0.009 | 3545 (6) | 3508 (6) | 3709 (9) | 3587 | 5.6 | − 0.041 | 1.54 | |
HU27 | 5673 (13) | 5658 (14) | 5607 (13) | 5646 | 1.17 | 0.011 | 3498 (7) | 3362 (6) | 3369 (6) | 3410 | 3.99 | 0.037 | 1.66 | |
HU29 | 5704 (12) | 5445 (15) | 5492 (11) | 5547 | 4.67 | 0.043 | 3366 (5) | 3408 (9) | 3233 (5) | 3336 | 5.25 | 0.045 | 1.66 | |