Relationships between syn-tectonic granite fabrics and regional PTtd paths: An example from the Gander-Avalon boundary of NE Newfoundland

Journal of Structural Geology

Volumn 20, Issue 4, 1998, Pages 459-471

  Schofield, David I ^a,b   D'Lemos, Richard S ^a  

^a OXFORD BROOKES UNIVERSITY   (United Kingdom)

^b BRITISH GEOLOGICAL SURVEY   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

APPROXIMATION THEORY; CRYSTAL MICROSTRUCTURE; DEFORMATION; GRANITE; KINEMATICS; METAMORPHIC ROCKS; THERMAL STRESS;

DEVONIAN DEXTRAL TRANSPRESSION; GANDER-AVALON BOUNDARY; REGIONAL EXHUMATION; REGIONAL OROGENESIS; SILURIAN-DEVONIAN SINISTRAL TRANSPRESSION; SYN-TECTONIC GRANITIC PLUTONS; TECTONIC REVERSAL; TIME-TEMPERATURE-DEFORMATION PATHS;

TECTONICS;

MICROSTRUCTURE; OROGENESIS; PLUTON; SYNTECTONIC EMPLACEMENT;

CANADA, NEWFOUNDLAND;

EID: 0032053245     PISSN: 01918141     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0191-8141(97)00117-X     Document Type: Article

References (50)

1. Arzi, A. A. (1978) Critical phenomena in the rheology of partially melted rocks. Tectonophysics 44, 173-184.
2. Bell, T. H. (1985) Deformation partitioning and porphyroblast rotation in metamorphic rocks: a radical reinterpretation. Journal of Metamorphic Geology 3, 109-118.
3. Blackwood, R. F. (1977) Geology of the cast half of the Gambo (2D/16) map area and the northwest portion of the St. Brendan's (2C/13) map area, Newfoundland. Newfoundland Mineral Development Division 77(5), 20 p (Report).
4. Blackwood, R. F. and Kennedy, M. J. (1975) The Dover Fault: western boundary of the Avalon Zone in northeastern Newfoundland. Canadian Journal of Earth Sciences 12, 320-325.
5. Boullier, A. M. and Bouchez, J. L. (1978) Le quartz en rubans dans les mylonites. Bulletin de la Société Géologique de France 7, 235-253.
6. Bryon, D. N., Atherton, M. P. and Hunter, R. H. (1994) The description of the primary textures of 'Cordilleran' granitic rocks. Contributions to Mineralogy and Petrology 117, 66-75.
7. Burg, J. P., Brunel, M., Gapais, D., Chen, G. M. and Liu, G. H. (1984) Deformation of leucogranites of the crystalline Main Central Sheet in southern Tibet (China). Journal of Structural Geology 6, 535-542.
8. Colman-Sadd, S. P., Dunning, G. R. and Dec, T. (1992) Dunnage Gander relationships and Ordovician orogeny in Central Newfoundland: a sediment provenance and U/PB age study. American Journal of Science 292, 317-355.
9. Colman-Sadd, S. P., Hayes, J. P. and Knight, I. (1990) Geology of the island of Newfoundland. Newfoundland Department of Mines and Energy, Geological Survey Branch 90(01) (Map).
10. Dickson, W. L. (1974) The general geology and geochemistry of the granitoid rocks of the northern Gander Lake belt. M.Sc. thesis. Memorial University, St. Johns, Newfoundland.
11. D'Lemos, R. S., Brown, M. and Strachan, R. A. (1992) Granite magma generation, ascent and emplacement within a transpressional orogen. Journal of the Geological Society, London 149, 487-490.
12. D'Lemos, R. S. and Holdsworth, R. A. (1996) Samarium Neodymium isotopic characteristics of the Northeastern Gander Zone. Newfoundland Appalachians. In Current Perspectives in the Appalachian-Caledonian Orogen, ed. J. P. Hibbard, C. R. van Staal and P. A. Cawood. Geological Association of Canada. Special Paper 41, 239-252.
13. D'Lemos, R. S., Tribe, I. R. and Pembroke, J. W. (1995) Emplacement and construction of Devonian 'posttectonic' granites, northeast Newfoundland Appalachians. In Current Research, Newfoundland Department of Natural Resources, Geological Survey Branch Report, 95-1, pp. 221-235.
14. D'Lemos, R. S., Schofield, D. I., Holdsworth, R. E. and King, T. R. (1997) Deep crustal and local rheological controls on the siting and reactivation of fault and shear zones, northeastern Newfoundland. Journal of the Geological Society, London 154, 117-121.
15. Dunning, G. R., O'Brien, S. J., Colman-Sadd, S. P., Blackwood, R. F., Dickson, W. L., O'Neill, P. and Krogh, T. E. (1990) Silurian orogeny in the Newfoundland Appalachians. Journal of Geology 98, 895-913.
16. Gapais, D. (1989) Shear structures within deformed granites: Mechanical and thermal indicators. Geology 17, 1144-1147.
17. Gapais, D. and Barbarin, B. (1986) Quartz fabric transition in a cooling syntectonic granite (Hermitage Massif, France). Tectonophysics 125, 357-370.
18. Holdsworth, R. E. (1991) The geology and structure of the Gander Avalon boundary zone in northeastern Newfoundland. In Current Research. Newfoundland Department of Mines and Energy, Report, 91, pp. 109-126.
19. Holdsworth, R. E. (1994) Structural evolution of the Gander Avalon terrane boundary: a reactivated transpression zone in the NE Newfoundland Appalachians. Journal of the Geological Society, London 151, 629-646.
20. Hutton, D. H. W. (1988) Granite emplacement mechanisms and tectonic controls: inferences from deformation studies. Transactions of the Royal Society of Edinburgh: Earth Sciences 79, 245-255.
21. Ingram, G. M. and Hutton, D. H. W. (1994) The Great Tonalite Sill: Emplacement into a contractional shear zone and implications for Late Cretaceous to early Eocene tectonics in southeastern Alaska. Bulletin of the Geological Society of America 106, 715-720.
22. Jayasinghe, N. R. (1978) Geology of the Wesleyville (2F/5) map area, Newfoundland. Newfoundland Department of Mines and Energy, Mineral Development Division, Report 78(5), 11.
23. Jayasinghe, N. R. and Berger, A. R. (1976) On the plutonic evolution of the Wesleyville area, Bonavista Bay, Newfoundland. Canadian Journal of Earth Sciences 13, 1560-1570.
24. Karlstrom, K. E. and Williams, M. L. (1995) The case for simultaneous deformation, metamorphism and plutonism: an example from Proterozoic rocks in central Arizona. Journal of Structural Geology 17, 59-81.
25. Kerr, A., Dickson, W. L., Hayes, J. P. and Fryer, B. J. (1993) Devonian postorogenic granites on the southeastern margin of the Newfoundland Appalachians: a review of geology, geochemistry, petrogenesis and mineral potential. In Current Research. Newfoundland Department of Mines and Energy. Report, 93-1, pp. 239-278.
26. King, T., D'Lemos, R. and Jones, K. (1996) Implications of contrasting metamorphic paths for shear zones within the Gander Lake Subzone, NE Newfoundland Appalachians. Geological Society of America Abstracts, Buffalo 28, 72.
27. Marillier, F., Keen, C. A. E., Stockmal, G., Quinlan, G., Williams, H., Colman-Sadd, S. P. and O'Brien, S. J. (1989) Crustal structure and surface zonation of the Canadian Appalachians: Implications of deep seismic reflection data. Canadian Journal of Earth Sciences 26, 305-321.
28. Miller, R. B. and Paterson, S. R. (1994) The transition from magmatic to high-temperature solid-state deformation: implications from the Mount Stuart Batholith, Washington. Journal of Structural Geology 16, 853-865.
29. th Annual Meeting. Abstracts with programs. Boston, Massachusetts.
30. Paterson, S. R., Vernon, R. H. and Tobisch, O. T. (1989) A review of criteria for the identification of magmatic and tectonic foliations in granitoids. Journal of Structural Geology 11, 349-363.
31. Paterson, S. R., Vernon, R. H. and Fowler, T. K. Jr. (1991) Aureole tectonics. In Contact Metamorphism, ed. D. M. Kerrick, Mineralogical Society of America Reviews in Mineralogy 26, 673-722.
32. Paterson, S. R. and Tobisch, O. T. (1992) Rates of processes in magmatic arcs: implications for the timing and nature of pluton emplacement and wall rock deformation. Journal of Structural Geology 14, 291-300.
33. Pryer, L. L. and Robin, P.-Y. F. (1995) Retrograde metamorphic reactions in deforming granites and the origin of flame perthite. Journal of Metamorphic Geology 13, 645-658.
34. Schofield, D., D'Lemos, R. and King, T (1996) Evidence and implications for the syn-tectonic emplacement of the Cape Freels Granite: A Silurian pluton emplaced into the Gander Lake Subzone, northeast Newfoundland. In Current Research. Newfoundland Department of Natural Resources, Geological Survey. Report 96-1, pp. 329-342.
35. Simpson, C. A. (1985) Deformation of granitic rocks across the brittle ductile transition. Journal of Structural Geology 7, 503-511.
36. Spera, F. (1980) Thermal evolution of plutons: A parameterized approach. Science 207, 299-301.
37. Stetsky, R. M. (1978) Mechanisms of high temperature frictional sliding in Westerly granite. Canadian Journal of Earth Sciences 15, 361-375.
38. Stockmal, G. S., Colman-Sadd, S. P., Keen, C. A. E., Marillier, F., O'Brien, S. J. and Quinlan, G. M. (1990) Deep seismic structure and plate tectonic evolution of the Canadian Appalachians. Tectonics 9, 45-62.
39. Strong, D. F., Dickson, W. L., O'Driscoll, C. F. and Kean, B. F. (1974) Geochemistry of eastern Newfoundland granitoid rocks. Newfoundland Department of Mines and Energy, Mineral Development Division, Report 74-3, 1-140.
40. Tribe, I. R. and D'Lemos, R. S. (1996) Significance of hiatus in decreasing-temperature fabric development within syn-tectonic quartz diorite complexes, Channel Islands, U.K. Journal of the Geological Society, London 153, 127-138.
41. Tullis, J. and Yund, R. A. (1985) Dynamic recrystallization of feldspar: A mechanism for ductile shear zone formation. Geology 13, 238-241.
42. Tullis, J. (1983) Deformation of feldspars. In Feldspar Mineralogy, ed. P. H. Ribbe. Mineralogy Society of America, Short Course Notes 2, 297-323.
43. Tullis, J. and Yund, R. A. (1980) Hydrolytic weakening of experimentally deformed Westerly Granite and Hale Albite Rock. Journal of Structural Geology 2, 439-451.
44. Tullis, J. and Yund, R. A. (1987) Transition from cataclastic flow to dislocation creep of feldspar: mechanisms and microstructures. Geology 15, 606-609.
45. van der Molen, I. and Paterson, M. S. (1979) Experimental deformation of partially-melted granite. Contributions to Mineralogy and Petrology 70, 299-318.
46. van Staal, C. R. and de Roo, J. A. (1996) Mid-Paleozoic evolution of the Appalachian Central Mobile Belt in Northern New Brunswick: collision, extensional collapse, and dextral transpression. In Current Perspectives in the Appalachian Caledonian Orogen, ed. J. P. Hibbard, C. R. van Staal and P. A. Cawood. Geological Association of Canada, Special Paper 41, 367-389.
47. Voll, G. (1976) Recrystallization of quartz, biotite, and feldspars from Erstfeld to the Leventina Nappe, Swiss Alps, and its geological significance. Schweizerische Mineralogische und Petrographische Mitteilungen 56, 641-647.
48. Williams, H. (1964) The Appalachians in Northeastern Newfoundland A two-sided symmetrical system. American Journal of Science 262, 233-251.
49. Williams, H., Colman-Sadd, S. P. and Swinden, H. S. (1988) Tectonic-stratigraphic subdivisions of central Newfoundland. In Current Research, Part B. Geologicial Survey of Canada Paper, 881B, 91-98.
50. Wintsch, R. P., Christoffersen, R. and Kronenburg, A. K. (1995) Fluid-rock reaction weakening of fault zones. Journal of Geophysical Research B 100, 13021-13032.