References

1

Ashby, M. F., and S. D. Hallam, The failure of brittle solids containing small cracks under compressive stress states, Acta Metall.,34, 497-510, 1986.

2

Bai, Q., and D.L. Kohlstedt, Effects of chemical environment on the solubility and incorporation mechanism for hydrogen in olivine, Phys. Chem. Minerals, 19, 460-471, 1993.

3

Bai, Q., and D.L. Kohlstedt, Substantial hydrogen solubility in olivine and implications for water storage in the mantle, Nature,357, 672-674, 1992.

4

Bangs, N., G. K. Westbrook, J. W. Ladd, and P. Buhl, Seismic velocities from the Barbados Ridge complex and indications of high pore fluid pressures in an accretionary complex, J. Geophys. Res., 95, 8767-8782, 1990.

5

Beauchesne, S., and J-P. Poirier, Creep of barium titanate perovskite: a contribution to a systematic approach to viscosity of the lower mantle, Phys. Earth Planet. Inter.,55, 187-199, 1989.

6

Beauchesne, S., and J-P. Poirier, In search of a systematics for the viscosity of perovskite: creep of potassium tantalate and niobate, Phys. Earth Planet. Inter., 61, 182-198, 1990.

7

Blanpied, M. L., D. A. Lockner, and J. D. Byerlee, An earthquake mechanism based on rapid sealing of faults, Nature, 358, 574-576, 1992.

8

Blanpied, M. L., D. A. Lockner, and J. D. Byerlee, Fault stability inferred from granite sliding experiments at hydrothermal conditions, Geophys. Res. Lett., 18, 609-612, 1991.

9

Brace, W. F., and D. L. Kohlstedt, Limits on lithospheric stress imposed by laboratory experiments, J. Geophys. Res., 85, 6248-6252, 1980.

10

Burnley, P.C., H.W. Green, II. and D.J. Prior, Faulting associated with the olivine to spinel transformation in MgGeO and its implications for deep-focus earthquakes, J. Geophys. Res., 96, 425-443, 1991.

11

Bussod, G.Y., T. Katsura, and D.C. Rubie, The large volume multi-anvil press as a high P-T deformation apparatus, Pure Appl. Geophys., 141, 579-599, 1993.

12

Byerlee, J. D., and J. C. Savage, Coulomb plasticity within the fault zone, Geophys. Res. Lett., 19, 2341-2344, 1992.

13

Byerlee, J., Friction, overpressure and fault normal compression, Geophys. Res. Lett., 17, 2109-2112, 1990.

14

Byrne, T., and D. Fisher, Evidence for a weak and overpressured decollement beneath sediment-dominated accretionary prisms, J. Geophys. Res., 95, 9081-9097, 1990.

15

Chester, F. M., Effect of temperature on friction: constitutive equations and experiments with quartz gouge, J. Geophys. Res., 99, 7247-7262, 1994.

16

David, C., T.-f. Wong, W. Zhu, and J. Zhang, Laboratory measurement of compaction-induced permeability change in porous rock: implications for the generation and maintenance of pore pressure excess in the crust, Pure Appl. Geophys., in press, 1994.

17

Dieterich, J., and B. D. Kilgore, Direct observation of frictional contacts: new insights for state-dependent properties, Pure Appl. Geophys., in press, 1994.

18

Dieterich, J., A constitutive law for rate of earthquake production and its application to earthquake clustering, J. Geophys. Res., 99, 2601-2618, 1994.

19

Doukhan, N., V. Sautter, and J-C. Doukhan, Ultradeep, ultramafic mantle xenoliths: transmission electron microscopy preliminary results, Phys. Earth Planet. Inter., 82, 195-207, 1994.

20

Farber, D.L., Q. Williams and F.J. Ryerson, Chemical diffusion in MgSiO -- polymorphs at high-pressure: Implications for chemical heterogeneity in the transition zone, Nature, 371, 693-695, 1994.

21

Fredrich, J. T., B. Evans, and T.-f. Wong, Micromechanics of the brittle to plastic transition in Carrara marble, J. Geophys. Res., 94, 4129-4145, 1989.

22

Fredrich, J. T., K. H. Greaves, and J. W. Martin, Pore geometry and transport properties of Fontainebleau sandstone, Int. J. Rock Mech. Min. Sci., 30, 691-697, 1993.

23

Fujino, K., S. Karato, and Z. Wang, The effects of structural phase transformations on high temperature creep in CaTiO, EOS, 74, 583, 1993.

24

Gleason, G., and J. Tullis, Improving flow laws and piezometers for quartz and feldspar aggregates, Geophys. Res. Lett., 20, 2111-2114, 1993.

25

Gleason, G.C., Tullis, J., and F. Heidelbach, The role of dynamic recrystallization in the development of lattice preferred orientations in experimentally deformed quartz aggregates, J. Struct. Geol., 15, 1145-1168, 1993.

26

Green, H.W., II., and P.C. Burnley, A new, self-organizing mechanism for deep earthquakes, Nature, 341, 733-737, 1989.

27

Green, H.W., II., T.E. Young, D. Walker, and C.H. Scholz, Anticrack-associated faulting at very high pressure in natural olivine, Nature, 348, 720-722, 1990.

28

Gu, Y., and T.-f. Wong, Development of shear localization in simulated quartz gouge: effect of cumulative slip and gouge particle size, Pure Appl. Geophys., in press, 1994.

29

Hirth, G., and D.L. Kohlstedt, Experimental constraints on the dynamics of the partially molten upper mantle 1: Deformation in the diffusion creep regime, submitted to J. Geophys. Res., 1994a.

30

Hirth, G., and D.L. Kohlstedt, Experimental constraints on the dynamics of the partially molten upper mantle 2: Deformation in the dislocation creep regime, submitted to J. Geophys. Res., 1994b.

31

Hirth, G., and J. Tullis, Dislocation creep regimes in quartz aggregates, J. Struct. Geol., 14, 145-160, 1991.

32

Hirth, G., and J. Tullis, The brittle-plastic transition in experimentally deformed quartz aggregates, J. Geophys. Res., 99, 11731-11748, 1994.

33

Hobbs, B.E., and A. Ord, Plastic instabilities: Implications for the origin of intermediate and deep focus earthquakes, J. Geophys. Res., 93, 10521-10540, 1988.

34

Horii, H., and S. Nemat-Nasser, Brittle failure in compression: splitting, faulting and brittle-ductile transition, Phil. Trans. Royal Soc. London, 319, 337-374, 1986.

35

Ingrin, J., and M. Madon, TEM observations of several spinel-garnet assemblies: toward the rheology of the transition zone, Terra Nova, in press, 1994.

36

Jin, Z-M., H.W. Green, II and Y. Zhou, Melt topology in partially molten peridotite during ductile deformation, Nature, 372, 164-167, 1994.

37

Karato, S., Plasticity-crystal structure systematics in dense oxides and its implications for the creep strength of the earth's deep interior: A preliminary result, Phys. Earth Planet. Inter., 55, 234-240, 1989.

38

Karato, S., and P. Li, Diffusion creep in perovskite: Implications for the rheology of the lower mantle, Science, 255, 1238-1240, 1992.

39

Karato, S., and P. Wu, Rheology of the upper mantle: A synthesis, Science, 260, 771-778, 1993.

40

Karato, S., D.C. Rubie, and H. Yan, Dislocation recovery in olivine under deep upper mantle conditions: Implications for creep and diffusion, J. Geophys. Res., 98, 9761-9768, 1993.

41

Karato, S., K. Fujino, and E. Ito, Plasticity of MgSiO3 perovskite: the results of microhardness tests on single crystals, Geophys. Res. Lett., 17, 13-16, 1990.

42

Karato, S., Z. Wang, B. Liu, and K. Fujino, Plastic deformation of garnets: systematics and implications for rheology of the mantle transition zone, Earth Planet Sci. Lett., in press. 1995.

43

Kikuchi, M., and H. Kanamori, The mechanism of the deep Bolivia earthquake of June 9, 1994, Geophys. Res. Lett., 21, 2341-2344, 1994.

44

Kirby, S.H., Localized polymorphic phase transformation in high-pressure faults and applications to the physical mechanism of deep-earthquakes, J. Geophys. Res., 92, 13789-13800, 1987.

45

Kirby, S.H., W.B. Durham, and L. Stern, Mantle phase changes and deep-focus earthquake faulting in subducting lithosphere, Science, 252, 216-225, 1991.

46

Kohlstedt, D.L., Structure, rheology and permeability of partially molten rocks at low melt fraction, in Mantle Flow and Melt Generation at Mid-Ocean Ridges (eds. J. Phipps Morgan, D.K. Blackman and J.M. Sinton), pp. 103-121, Amer. Geophys. Union, 1992.

47

Kronenberg, A.K., S.H. Kirby, and J. Pinkston, Basal slip and mechanical anisotropy of biotite, J. Geophys. Res., 95, 19257-19278, 1990.

48

Lachenbruch, A. H., and J. H. Sass, Heat flow from Cajon Pass, fault strength and tectonic implications, J. Geophys. Res., 97, 4995-5015, 1992.

49

Linker, M. F., and J. H. Dieterich, Effects of variable normal stress on rock friction: observations and constitutive equation, J. Geophys. Res., 97, 4923-4940, 1992.

50

Lockner, D., The role of acoustic emission in the study of rock fracture, Int. J. Rock Mech. Min. Sci., 30, 883-900, 1993.

51

Mackwell, S.J., D.L. Kohlstedt, M. Zimmerman, and D. Scherber, High-temperature deformation of diabase: Implications for tectonic of Venus, submitted to Geophys. Res. Lett., 1994.

52

Mainprice, D., M. Humbert, and F. Wagner, Phase transformations and inherited preferred orientations: implications for seismic properties, Tectonophysics, 180, 213-228, 1990.

53

Mares, V.M., and A.K. Kronenberg, Experimental deformation of muscovite, J. Struct. Geol., 15, 1061-1075, 1993.

54

Marone, C., and M.L. Blanpied (eds.), Faulting, Friction and Earthquake Mechanics, PAGEOPH, 142, N0.3/4, 1994.

55

Marone, C., and B. Kilgore, Scaling of the critical slip distance for seismic faulting with shear strain in fault zones, Nature, 362, 618-621, 1993.

56

Meade, C., and P.G. Silver, Texture measurements on highly strained aggregates of olivine and silicate perovskite and the application to the study of seismic anisotropy in the mantle, EOS, 74, 551, 1993.

57

Meade, C., and R. Jeanloz, The strength of mantle silicates at high pressures and room temperatures: implications for the viscosity of the mantle, Nature, 348, 533-535, 1990.

58

Meade, C., and R. Jeanloz, The yield strength of B1 and B2 phases of NaCl, J. Geophys. Res., 93, 3270-3274, 1988b.

59

Meade, C., and R. Jeanloz, The yield strength of MgO to 40 GPa, J. Geophys. Res., 93, 3261-3269, 1988a.

60

Moore, D. E., and D. A. Lockner, The role of microcracking in shear-fracture propagation in granite, J. Struct. Geol., in press, 1994.

61

Myer, L. R., J. Kemeny Cook, N. G. W., Ewy, R., Suarez, R., and Z. Zheng, Extensile cracking in porous rock under differential compressive stress, Appl. Mech. Rev., 45, 263-280, 1992.

62

Ogawa, M., Shear instability in a viscoelastic material as the cause of deep focus earthquakes, J. Geophys. Res., 92, 13801-13810, 1987.

63

Poirier, J-P., J. Peyronneau, J.Y. Gesland, and G. Brebec, Viscosity and conductivity of the lower mantle: an experimental study on MgSiO perovskite analogue, KZnF, Phys. Earth Planet. Inter., 32, 273-287, 1983.

64

Poirier, J-P., S. Beauchesne, and F. Guyot, Deformation mechanisms of crystals with perovskite structure, In Perovskite: a Structure of Great Interest to Geophysics and materials Science (eds. A. Navrotsky and D.J. Weidner), pp. 119-123, Amer. Geophys. Union, 1989.

65

Reinen, L. A., T. E. Tullis, and J. D. Weeks, Two-mechanism model for frictional sliding of serpentinite, Geophys. Res. Let., 19, 1535-1538, 1992.

66

Ribe, N.M., and Y. Yu, A theory of plastic deformation and textural evolution of olivine polycrystals, J. Geophys. Res., 96, 8325-8336, 1991.

67

Rice, J. R., Spatio-temporal complexity of slip on a fault, J. Geophys. Res., 98, 9885-9908, 1993.

68

Rubie, D.C., and C.R. Ross, II., Kinetics of the olivine-spinel transformation in subducting lithosphere: experimental constraints and implications for deep earthquakes, Phys. Earth Planet. Inter., 86, 223-241 1994.

69

Rubie, D.C., S. Karato, H. Yan, and H.St.C. O'Neill, Low differential stress and controlled chemical environment in multi-anvil high-pressure experiments, Phys. Chem. Mineral., 20, 315-322, 1993.

70

Rudnicki, J. W., and J. R. Rice, Conditions for the localization of deformation in pressure sensitive dilatant materials, J. Mech. Phys. Solids, 23, 371-394, 1975.

71

Scott, D. R., C. J. Marone, and C. G. Sammis, The apparent friction of granular fault gouge in sheared layers, J. Geophys. Res., 99, 7231-7246, 1994.

72

Sharp, T.G., G.Y. Bussod, and T. Katsura, Microstructures in b-Mg1.8Fe0.2SiO4 deformed at transition zone conditions, Phys. Earth Planet. Inter., 86, 69-83, 1994.

73

Shea, W.T., and A.K. Kronenberg, Rheology and deformation mechanisms of an isotropic mica shist, J. Geophys. Res., 97, 15201-15237, 1992.

74

Shea, W.T., Jr., and A.K. Kronenberg, Strength and anisotropy of foliated rocks with varied mica contents, J. Struct. Geol., 15, 1097-1121, 1993.

75

Takeshita, T., Plastic anisotropy in textured mineral aggregates: theories and geological applications, In Rheology of Solids and of the Earth (eds. S. Karato and M. Toriumi), pp. 237-262, Oxford University Press, 1989.

76

Takeuchi, S., and T. Suzuki, Deformation of crystals controlled by the Peierls mechanism, In Strength of Metals and Alloys (eds. P.O. Kettunen, T.K. Leipisto and M.E. Lehtonen), pp.161-166, Pergamon Press, Oxford, 1989.

77

Teufel, L. W., D. W. Rhett, and H. E. Farrell, Effect of reservoir depletion and pore pressure drawdown on in situ stress and deformation in the Ekofisk field, North Sea, Proc. U. S. Rock Mechanics Symp., 32, 63-72, 1991.

78

Tingle, T.N., H.W. Green, II., and R.S. Borch, High-temperature creep experiments on the olivine and spinel polymorphs of MgGeO: Implications for the rheology of the Earth's mantle, EOS, 72, 297, 1991.

79

Tingle, T.N., H.W. Green, II., C.H. Scholz, and T.A. Koczynski, The rheology of faults triggered by the olivine-spinel transformation in MgGeO and its implications for the mechanism of deep-focus earthquakes, J. Struct. Geol., 15, 1249-1256, 1993.

80

Tingle, T.N., H.W. Green, II., T.E. Young, and T.A. Koczynski, Improvements to Griggs-type apparatus for mechanical testing at high pressures and temperatures, PAGEOPH, 141, 523-543, 1993.

81

Tullis, J., and R.A. Yund, Experimental evidence for diffusion creep in feldspar aggregates, J. Struct. Geol., 14, 987-1000, 1991.

82

Waff, H.S., and U.H. Faul, Effects of crystalline anisotropy on fluid distribution in ultramafic partial melts, J. Geophys. Res., 97, 9003-9014, 1992.

83

Wang, W., and C. H. Scholz, Wear processes during frictional sliding of rock: a theoretical and experimental study, J. Geophys. Res., 99, 6789-6800, 1994.

84

Wang, Z., S. Karato, and K. Fujino, High temperature creep of single crystal strontium titanate (SrTiO): a contribution to creep systematics in perovskite, Phys. Earth Planet. Inter., 79, 299-312, 1993.

85

Watson, E.B., and J.M. Brenan, Fluids in the lithosphere, 1. Experimentally determined wetting characteristics of CO2-H2O fluids and their implications for fluid transport, host-rock physical properties, and fluid inclusion formation, Earth Planet. Sci. Lett., 85, 497-515, 1987.

86

Weidner, D.J., Y. Wang, and M.T. Vaughn, Yield strength at high pressure and temperature, Geophys. Res. Lett., 21, 753-756, 1994.

87

Wenk, H-R., K. Bennett, G.R. Canova, and A. Molinari, Modelling plastic deformation of peridotite with self-consistent theory, J. Geophys. Res., 96, 8337-8349, 1991.

88

Wong, T.-f., A note on the propagation behavior of a crack nucleated by a dislocation pile-up, J. Geophys. Res., 95, 8639-8646, 1990.

89

Wong, T.-f., H. Szeto, and J. Zhang, Effect of loading path and porosity on the failure mode of porous rocks, Appl. Mech. Rev., 45, 281-293, 1992.

90

Wong, T.-f., Micromechanics of faulting in Westerly granite, Int. J. Rock Mech. Min. Sci., 19, 49-64, 1982.

91

Wright, K., G.D. Price and J-P. Poirier, High-temperature creep of the perovskites CaTiO and NaNbO, Phys. Earth Planet. Inter., 74, 9-22, 1992.

92

Young, T.E., H.W. Green, II., A.M. Hofmeister, and D. Walker, Infrared spectroscopic investigation of hydroxyl in -(Mg,Fe)SiO and coexisting olivine: Implications for mantle evolution and dynamics, Phys. Chem. Mineral., 19, 409-422, 1993.

93

Zhang, J., T.-f. Wong, and D. M. Davis, Micromechanics of pressure-induced grain crushing in porous rocks, J. Geophys. Res., 95, 341-352, 1990.

94

Zhang, S., and S. Karato, Deformation mechanisms of perovskite and seismic anisotropy in the lower mantle, EOS, 75, 346, 1994a.

95

Zhang, S., and S. Karato, Preferred orientation of olivine in simple shear deformation, submitted to Nature, 1994b.

96

Zhang, S., S. F. Cox, and M. S. Paterson, The influence of room temperature deformation on porosity and permeability in calcite aggregates, J. Geophys. Res., 99, 15761-15775, 1994.

97

Zoback, M. D., M. L. Zoback Mount, V. S., Suppe, J., Eaton, J. P., Healy, J. H., Oppenheimer, D., Reasenberg, P., Jones, L., Raleigh, C. B., Wong, I. G., Scotti, O., and C. Wentworth, New evidence on the state of stress of the San Andreas fault system, Science, 238, 1105-1111, 1987.