Table 1 Core sample list
Sample ID: | Core top (m) measured depth Seabed: 994.5 m Rotary table: 28.5 m | Porosity n | Hydrate saturation Sh (%) | Test type | Strain rate: % Rεa | Effective confining pressure: (MPa) σc’ | Mean particle size: (um) |
|---|---|---|---|---|---|---|---|
AT1-CW2-4P-2(43.5–52.5) | 1295.25 | 0.432 | 0.3 | Triaxial CU | 0.01–0.05 | 1.6 | 6 |
AT1-CW2-6P-2a(5–12) | 1300.88 | 0.454 | 9.1 | Uniaxial | 1 | 0 | 9 |
AT1-CW2-20P-2a(209–218) | 1335.56 | 0.611 | 21 | Uniaxial | 10 | 0 | 92 |
AT1-CW2-22P-3(31–40.7) | 1340.07 | 0.402 | 55 | Triaxial CD | 0.0001–0.001 | 2.0 | 88 |
AT1-CW2-22P-3(40.7–50.2) | 1340.16 | 0.410 | 55.1 | Uniaxial | 0.0001–0.001 | 0 | 88 |
AT1-CW2-22P-3(50–60) | 1340.26 | 0.416 | 54 | Triaxial CD | 0.01–0.1 | 2.0 | 77 |
AT1-CW2-22P-3(85–93) | 1340.69 | 0.482 | 35.9 | Uniaxial | 0.0001–0.001 | 0 | 39 |
AT1-CW2-23P-2b(25–33) | 1342.69 | 0.421 | 54.9 | Uniaxial | 0.01 | 0 | 88 |
AT1-CW2-23P-2b(33–41) | 1342.77 | 0.458 | 39.7 | Uniaxial | 0.25–1 | 0 | 85 |
AT1-CW2-23P-2b(41–49) | 1342.85 | 0.479 | 50.3 | Uniaxial | 0.01–0.1 | 0 | 85 |
AT1-CW2-23P-3b(56.2–66) | 1343.93 | 0.466 | 59.1 | Uniaxial | 10 | 0 | 85 |
AT1-CW2-24P-1(5–13) | 1357.74 | 0.439 | 36.6 | Uniaxial | 1 | 0 | 53 |