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Additional supporting information may be found in the online version of this article.

FilenameFormatSizeDescription
2012GC004473sup002ts01.pdfPDF document61KMineralogy of the sediment sample obtained by XRD analysis.
2012GC004473sup003ts02.pdfPDF document50KHydrate saturation, vertical effective stress, VP, VS, electrical resistivity, pore fluid pressure, temperature, and porosity before hydrate formation (BHF), after hydrate formation (AHF), after water saturation (AWS), and during loading processes.
2012GC004473sup004fs01.pdfPDF document5965KDigital photographs of the experiment apparatus. (a) An assembled pressure vessel, (b) a bender element for measuring VS, (c) a PZT disk for measuring VP, (d) an electrode for measuring electrical resistivity, (e) a high pressure bottle for N2 and water injection, (f) an assembly of valves for injecting and discharging fluids, and (g) a loading frame with an air cylinder.
2012GC004473sup005fs02.pdfPDF document289KEvolution of (a) temperature, (b) normalized electrical resistivity, (c) P-wave velocity (VP), and (d) S-wave velocity (VS) of the sediment sample for initial hydrate saturation of 28% during hydrate formation and water saturation processes, under the vertical effective stress of 100 kPa.
2012GC004473sup006fs03.pdfPDF document302KEvolution of (a) temperature, (b) normalized electrical resistivity, (c) P-wave velocity (VP), and (d) S-wave velocity (VS) of the sediment sample for initial hydrate saturation of 47% during hydrate formation and water saturation processes, under the vertical effective stress of 100 kPa.
2012GC004473sup007fs04.pdfPDF document169K(a) Recorded P-wave signatures, (b) frequency responses of the recorded P-wave signatures, (c) recorded S-wave signatures, and (d) frequency responses of the recorded S-wave signatures for the specimen with hydrate saturation of 63%, under the vertical effective stress of 100 kPa.
2012GC004473sup001readme.txtplain/text2KSupporting information.

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