Methane Hydrate Distribution from Prolonged and Repeated Formation in Natural and Compacted Sand Samples: X-Ray CT Observations

Table 2

Measured properties of packed sand cores.

Parameter	SP1	SP2
Cylinder dimensions:
Diameter, d (mm)	51	51
Length, L (mm)	188	188
Pressure (MPa)	8.3	8.3
Temperature (°C)	8	8
Porosity, 𝜙	0.34	0.34
Initial water saturation, 𝑆𝑤	0.37	0.26
*Hydrate saturation, 𝑆𝐻,	0.38	0.28

*100% water-to-hydrate conversion is assumed.