Moisture-related weakening and strengthening of a fault activated at seismic slip rates

Geophysical Research Letters

Volumn 33, Issue 16, 2006, Pages

  Mizoguchi, Kazuo ^a   Hirose, Takehiro ^b   Shimamoto, Toshihiko ^b   Fukuyama, Eiichi ^a  

^a NATIONAL RESEARCH INSTITUTE FOR EARTH SCIENCE AND DISASTER PREVENTION   (Japan)

^b KYOTO UNIVERSITY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

ATMOSPHERIC HUMIDITY; EARTHQUAKE EFFECTS; MOISTURE; ROCKS; SEISMOLOGY; VELOCITY MEASUREMENT;

DRY NITROGEN GAS; EARTHQUAKE RUPTURE PROPAGATION; FRICTION COEFFICIENT; GOUGE PARTICLES;

FRICTION;

EXPERIMENTAL STUDY; FAULT; FAULT GOUGE; FAULT SLIP; GABBRO; MOISTURE; SLIP RATE; STRENGTH;

EID: 33845674093     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/2006GL026980     Document Type: Article

References (19)

1. Byerlee, J. D. (1978), Friction of rocks, Pure Appl. Geophys., 116, 615-626.
2. Coelho, M. C., and N. Harnby (1978), Moisture bonding in powders, Powder Technol., 20, 201-205.
3. Dieterich, J. H. (1972), Time dependent friction in rocks, J. Geophys. Res., 77, 3690-3697.
4. Dieterich, J. H., and G. Conrad (1984), Effect of humidity on time-and velocity-dependent friction in rocks, J. Geophys. Res., 89, 4196-4202.
5. Di Toro, G., D. L. Goldsby, and T. E. Tullis (2004), Friction falls towards zero in quartz rock as slip velocity approaches seismic rates, Nature, 427, 436-439.
6. Fayed, M. E. (1997), Handbook of Powder, Science and Technology, 2nd ed., 898 pp., CRC Press, Boca Raton.
7. Frye, K. M., and C. Marone (2002), Effect of humidity on granular friction at room temperature, J. Geophys. Res., 107(B11), 2309, doi:10.1029/2001JB000654.
8. Fuji, M., K. Machida, T. Takei, T. Watanabe, and M. Chikazawa (1999), Effect of wettability on adhesion force beuveen silica particles evaluated by atomic force microscopy measurement as a function of relative humidity, Langmuir, 15, 4584-4589.
9. Goldsby, D. L., and T. E. Tullis (2002), Low frictional strength of quartz rocks at subseismic slip rates, Geophys. Res. Lett., 2P(17), 1844, doi:10.1029/2002GL015240.
10. Hirose, T., and T. Shimamoto (2005), Growth of molten zone as a mechanism of slip weakening of simulated faults in gabbro during frictional melting, J. Geophys. Res., 110, B05202, doi:10.1029/2004JB003207.
11. Jones, R., H. M. Pollock, J. A. S. Cleaver, and C. S. Hodges (2002), Adhesion force between glass and silicon surface in air studied by AFM: Effects of relative humidity, particle, size, roughness, and surface treatment, Langmuir, 18, 8045-8055.
12. Lachenbruch, A. H. (1980), Frictional heating, fluid pressure, and the resistance to fault motion, J. Geophys. Res., 85, 6097-6112.
13. Lockner, D. A., and P. G. Okubo (1983), Measurements of frictional heating in granite, J. Geophys. Res., 88, 4313-4320.
14. Mair, K., and C. Marone (2000), Shear heating in granular layers, Pure Appl. Geophys., 157, 1847-1866.
15. Philpotts, A. R. (1964), Origin of pseudotachylytes, Am. J. Sci., 262, 1008-1035.
16. Shimamoto, T., and T. Hirose (2006), Reproducing low to high-velocity fault motion in fluid-rich environments: An experimental challenge and preliminary results, Geophys. Res. Abstr., 8, Abstract 09077, sref:1607-7962/gra/EGU06-A-09077.
17. Shimamoto, T., and A. Tsutsumi (1994), A new rotary-shear high-speed frictional testing machine: Its basic design and scope of research (in Japanese with English abstract), J. Tecton. Res. Group Jpn., 39, 65-78.
18. Sibson, R. H. (1973), Interactions between temperature and fluid pressure during earthquake faulting and a mechanism for partial or total stress relief, Nature, 243, 66-68.
19. Tsutsumi, A., and T. Shimamoto (1997), High-velocity frictional properties of gabbro, Geophys. Res. Lett., 24, 699-702.