Stress orientation and fracturing during three-dimensional buckling: Numerical simulation and application to chocolate-tablet structures in folded turbidites, SW Portugal

Tectonophysics

Volumn 493, Issue 1-2, 2010, Pages 187-195

  Reber, J E ^a   Schmalholz, S M ^a   Burg, J P ^a  

^a UNIVERSITY OF ZURICH   (Switzerland)

Author keywords

3D folding; Chocolate tablet structure; Stress ellipse; Stress ellipsoid

Indexed keywords

3D FOLDING; BEDDING PLANES; CHOCOLATE TABLET STRUCTURE; LOCAL STRESS; MECHANICAL INTERPRETATIONS; NUMERICAL SIMULATION; PORTUGAL; STRESS ELLIPSOID; STRESS ORIENTATIONS; STRUCTURAL OBSERVATIONS; THREE-DIMENSIONAL NUMERICAL SIMULATIONS;

FRACTURE; GEOMETRY; THREE DIMENSIONAL; VISUALIZATION;

MATHEMATICAL MODELS;

AMPLITUDE; BUCKLING; COMPUTER SIMULATION; ELLIPSE; FOLDING; FRACTURE ORIENTATION; MICROSTRUCTURE; NUMERICAL MODEL; STRESS FIELD; TURBIDITE;

PORTUGAL;

EID: 77957306366     PISSN: 00401951     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tecto.2010.07.016     Document Type: Article

References (29)

1. Abad I., Mata M.P., Nieto F., Velilla N. The phyllosilicates in diagenetic-metamorphic rocks of the South Portuguese Zone, southwestern Portugal:. Canadian Mineralogist 2001, 39:1571-1589.
2. Biot M.A. Folding instability of a layered viscoelastic medium under compression:. Proceedings of the Royal Society of London Series a-Mathematical and Physical Sciences 1957, 242:444-454.
3. Biot M.A. Theory of folding of stratified viscoelastic media and its Iimplications in tectonics and orogenesis. Geological Society of America Bulletin 1961, v. 72:1595-1620.
4. Casey M., Dietrich D., Ramsay J.G. Methods for determening deformation history for chocolate tablet boudinage with fibrous crystals:. Tectonophysics 1983, 92:211-239.
5. De Sitter L.U. Structural geology 1959, McGraw-Hill, New York.
6. Dieterich J. Origin of cleavage in folded rocks. American Journal of Science 1969, v. 267.
7. Dieterich J.H., Carter N.L. Stress-history of folding:. American Journal of Science 1969, 267:129-154.
8. Fletcher R.C. Folding of a Single Viscous Layer - Exact Infinitesimal Amplitude Solution:. Tectonophysics 1977, 39:593-606.
9. Fletcher R.C. 3-Dimensional Folding of an Embedded Viscous Layer in Pure Shear:. Journal of Structural Geology 1991, 13:87-96.
10. Frehner M., Schmalholz S.M. Numerical simulations of parasitic folding in multilayers:. Journal of Structural Geology 2006, 28:1647-1657.
11. Ghosh S.K. A theoretical study of intersecting fold patterns. Tectonophysics 1970, v. 9:559. &.
12. Ghosh S.K. Theory of Chocolate Tablet Boudinage:. Journal of Structural Geology 1988, 10:541-553.
13. Goscombe B.D., Passchier C.W., Hand M. Boudinage classification: end-member boudin types and modified boudin structures:. Journal of Structural Geology 2004, 26:739-763.
14. Hancock P.L. Brittle microtectonics - principles and practice:. Journal of Structural Geology 1985, 7:437-457.
15. Hirth G., Teyssier C., Dunlap W.J. An evaluation of quartzite flow laws based on comparisons between experimentally and naturally deformed rocks:. International Journal of Earth Sciences 2001, 90:77-87.
16. Marques F.O., Burg J.P., Lechmann S.M., Schmalholz S.M. Fluid-assisted particulate flow of turbidites at very low temperature: A key to tight folding in a submarine Variscan foreland basin of SW Europe. Tectonics 2010, v. 29.
17. Onezime J., Charvet J., Faure M., Bourdier J.L., Chauvet A. A new geodynamic interpretation for the South Portuguese Zone (SW Iberia) and the Iberian Pyrite Belt genesis. Tectonics 2003, v. 22.
18. Onezime J., Charvet J., Faure M., Chauvet A., Panis D. Structural evolution of the southernmost segment of the West European Variscides: the South Portuguese Zone (SW Iberia):. Journal of Structural Geology 2002, 24:451-468.
19. Passchier C.W., Trouw R.A.J. Microtectonics 2005, Springer.
20. Price N.J., Cosgrove J.W. Analysis of geological structures 1990, Cambridge University Press.
21. Quesada C. Precambrian successions in SW Iberia - Their relationship to Cadomian orogenig events:. Cadomian Orogeny 1990, 51:353-362.
22. Quesada C. Tectonic evolution of the Iberian massif - History of growth by successive land accredition during the upper Proterozoic and Paleozoic. Iberian and Ibero-American Lower Paleozoic 1992, 173-190.
23. Ramsay J.G. Folding and fracturing of rocks 1967, McGraw-Hill, New York.
24. Ramsay J.G., Huber M.I. The techniques of modern structural geology. Strain Analysis 1983, Volume 1. Academic Press.
25. Ramsay J.G., Lisle R.J. The techniques of modern structural geology. Applications of continuum mechanics in structural geology 2000, Volume 3. Academic Press.
26. Schmalholz S.M. 3D numerical modeling of forward folding and reverse unfolding of a viscous single-layer: Implications for the formation of folds and fold patterns:. Tectonophysics 2008, 446:31-41.
27. Schmid D.W., Podladchikov Y.Y. Fold amplification rates and dominant wavelength selection in multilayer stacks:. Philosophical Magazine 2006, 86:3409-3423.
28. Silva J.B., Oliveira J.T., Ribeiro A. Pre-Mesozoic Geology of Iberia 1990, Springer.
29. Wegmann C.E. Note sur le boudinage. Bull. Soc. geol Fr. 1932, v. 5:477-489.