Physical Properties of Gas Hydrate-Bearing Pressure Core Sediments in the South China Sea

Table 1

Information about the subsamples and test results.

	Water depth (m)	Depth (mbsf)	Vp (m/s)	In situ effective stress (MPa)	Gamma density (g/cm^3)	GH saturation (%)	Permeability test (10^−3 μm^2)	Stress-strain test (MPa)	Shear strength (MPa)	Effective confining strength (MPa)
05B-2P-1b	1127	58.31	1507	0.44	1.91	0	0.084	0.23	0.285	0.15
08C-4P-1a5	799	17.47	1611	0.14	1.82	9.7	0.095	0.08	0.135	0.15
08C-4P-1b	799	17.59	1611	0.14	1.81	14.4	0.055	0.24	0.265	0.15
16D-13A-1a6c	869	200.83	1842	1.6	2.15	48.2	—	0.5	1.185	1.6
16D-13A-1a2	869	201.24	1953	1.6	2.21	53	0.006	1	1.619	1.6
16D-13A-1b	869	201.47	2033	1.6	2.23	55.3	<0.003	0.75	1.553	2.3
16D-13A-1c	869	201.59	2015	1.6	2.23	44	—	1.15	1.493	2.3

—: no data.