The development of δ-clasts in non-linear viscous materials: A numerical approach

Tectonophysics

Volumn 270, Issue 1-2, 1997, Pages 29-41

  Bons, P D ^a   Barr, T D ^a   Ten Brink, C E ^b  

^a MONASH UNIVERSITY   (Australia)

^b UTRECHT UNIVERSITY   (Netherlands)

Author keywords

Deformation; Mylonites; Numerical modules; Porphyroclastic texture; Rheology

Indexed keywords

DEFORMATION; MYLONITE; PORPHYROCLASTIC TEXTURE; RHEOLOGY; STRAIN INDICATOR; VISCOSITY;

EID: 0030850767     PISSN: 00401951     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-1951(96)00174-6     Document Type: Article

References (35)

1. Bell, T.H., Duncan, A.C. and Simmons, J.V., 1989. Deformation partitioning, shear zone development and the role of undeformable objects. Tectonophysics, 158: 163-171.
2. Bell, T.H., Johnson, S.E., Davis, B., Forde, A., Hayward, N. and Wilkins, C., 1992. Porphyroblast inclusion-trail orientation data: eppure non son girate! J. Metamorph. Geol., 10: 295-307.
3. Birch, F., 1966. Compressibility; elastic constants. In: S.P. Clark Jr. (Editor), Handbook of Physical Constants. Geol. Soc. Am. Mem., 97.
4. Bons, P.D. and Cox, S.J.D., 1994. Analogue experiments and numerical modelling on the relation between microgeometry and flow properties of polyphase materials. Mat. Sci. Eng., A175 (1-2): 237-246.
5. Brace, W.F. and Kohlstedt, D.L., 1980. Limits on lithospheric stress imposed by laboratory experiments. J. Geophys. Res., 85: 6248-6252.
6. Bretherton, F.P., 1962. Slow viscous motion round a cylinder in a simple shear. J. Fluid Mech., 12: 591-613.
7. ten Brink, C.E., 1996. Development of porphyroclast geometries during non-coaxial flow. Geol. Ultraiectina, 142, 163 pp.
8. ten Brink, C.E. and Passchier, C.W., 1995. Modelling of mantled porphyroclasts using non-Newtonian rock analogue materials. J. Struct. Geol., 17: 131-146.
9. Chwang, A.T. and Wu, T.Y., 1975. Hydromechanics of low-Reynolds-number flow. Part 2. Singularity method for Stokes flows. J. Fluid. Mech., 67(4): 787-815.
10. Eshelby, J.D., 1957. The determination of the elastic field of an ellipsoidal inclusion, and related problems. Proc. R. Soc. London A, 241: 376-396.
11. Ferguson, C.C., 1979. Rotations of elongate rigid particles in slow non-Newtonian flows. Tectonophysics, 60: 247-262.
12. Freeman, B. and Lisle, R.J., 1987. The relationship between tectonic strain and the three-dimensional shape fabrics of pebbles in deformed conglomerates. J. Geol. Soc. London, 144: 635-639.
13. Ghosh, S.K. and Ramberg, H., 1976. Reorientation of inclusions by combination of pure shear and simple shear. Tectonophysics, 34: 1-70.
14. Handin, J., Higgs, D.V. and O'Brien, J.K., 1960. Torsion of Yule marble under confining pressure. In: D.T. Griggs and J. Handin (Editors), Rock Deformation. Geol. Soc. Am. Mem., 79: 245-274.
15. Hanmer, S. and Passchier, C.W., 1991. Shear-sense indicators: a review. Geol. Surv. Can. Pap., 90(17): 1-72.
16. Hsu, R. and Ganatos, P., 1994. Gravitational and zero-drag motion of a spheroid adjacent to an inclined plane at low Reynolds number. J. Fluid. Mech., 268: 267-292.
17. Ildefonse, B., Launeau, P. and Bouchez, J.L., 1992a. Effect of mechanical interactions on the development of shape preferred orientations: a two-dimensional experimental approach. J. Struct. Geol., 14: 73-83.
18. Ildefonse, B., Sokoutis, D. and Mancktelow, N.S., 1992b. Mechanical interactions between rigid particles in a deforming ductile matrix. Analogue experiments in simple shear. J. Struct. Geol., 14: 1253-1266.
19. Ildefonse, B. and Mancktelow, N.S., 1993. Deformation around rigid particles: the influence of slip at the particle/matrix interface. Tectonophysics, 221: 345-359.
20. Jeffery, G.B., 1922. The motion of ellipsoidal particles immersed in a viscous fluid. Proc. R. Soc. London A, 102: 161-179.
21. Jeffrey, D.J. and Sherwood, J.D., 1980. Streamline patterns and eddies in low-Reynolds-number flow. J. Fluid. Mech., 96(2): 315-334.
22. Jessell, M.W. and Lister, G.S., 1991. Strain localization behaviour in experimental shear zones. Pure Appl. Geophys., 137(4): 421-438.
23. Jeek, J., Melka, R., Schulmann, K. and Venera, Z., 1994. The behaviour of rigid triaxial ellipsoidal particles in viscous flows - modelling of fabric evolution in a multiparticle system. Tectonophysics, 229: 165-180.
24. Lister, G.S. and Snoke, A.W., 1984. S-C mylonites. J. Struct. Geol., 6: 617-638.
25. Masuda, T. and Ando, S., 1988. Viscous flow around a rigid spherical body: a hydrodynamic approach. Tectonophysics, 148: 337-346.
26. Passchier, C.W., 1987. Stable positions of rigid objects in non-coaxial flow - a study in vorticity analysis. J. Struct. Geol., 9: 679-690.
27. Passchier, C.W., 1994. Mixing in flow perturbations: a model for the development of mantled porphyroclasts is mylonites. J. Struct. Geol., 16: 733-736.
28. Passchier, C.W. and Simpson, C., 1986. Porphyroclast systems as kinematic indicators. J. Struct. Geol., 8: 831-844.
29. Passchier, C.W. and Sokoutis, D., 1993. Experimental modelling of mantled porphyroclasts. J. Struct. Geol., 15: 895-909.
30. Passchier, C.W., ten Brink, C.E., Bons, P.D. and Sokoutis, D., 1993. δ objects as a gauge for stress sensitivity of strain rate in mylonites. Earth Planet. Sci. Lett., 120: 239-245.
31. Robertson, C.R. and Acrivos, A., 1970. Low Reynolds number shear flow past a rotating circular cylinder. Part 1. Momentum transfer. J. Fluid. Mech., 40(4): 685-704.
32. Simpson, C. and De Paor, D.G., 1993. Strain and kinematic analysis in general shear zones. J. Struct. Geol., 15: 1-20.
33. Treagus, S.H. and Sokoutis, D., 1992. Laboratory modelling of strain variation across Theological boundaries. J. Struct. Geol., 14: 405-424.
34. Van Den Driessche, J. 1986. Structures d'enroulement et sens de cisaillement. Exemples Modèles. C. R. Acad. Sci., Paris, 303: 413-418.
35. Van Den Driessche, J. and Brun, J.-P., 1987. Rolling structures at large shear strain. J. Struct. Geol., 9: 691-704.