Alleghanian reactivation of the Acadian fold belt, Meguma Zone, southwest Nova Scotia

Canadian Journal of Earth Sciences

Volumn 34, Issue 6, 1997, Pages 833-847

  Culshaw, Nicholas ^a   Liesa, Montserrat ^b  

^a DALHOUSIE UNIVERSITY   (Canada)

^b UNIVERSITY OF BARCELONA   (Spain)

Author keywords

[No Author keywords available]

Indexed keywords

CARBONIFEROUS; DEFORMATION; FOLD BELT; REACTIVATION; SHEAR ZONE;

CANADA, NOVA SCOTIA, MEGUMA ZONE;

EID: 0030859847     PISSN: 00084077     EISSN: None     Source Type: Journal    
DOI: 10.1139/e17-068     Document Type: Article

References (43)

1. Barr, S.M., and Raeside, R.P. 1989. Tectono-stratigraphic terranes in Cape Breton Island, Nova Scotia: implications for the configuration of the northern Appalachian orogen. Geology, 17: 822-825.
2. Clarke, D.B., Halliday, A.N., and Hamilton, P.J. 1988. Neodymium and strontium isotopic constraints on the origin of the peraluminous granitoids of the South Mountain Batholith, Nova Scotia. Chemical Geology, 73: 15-24.
3. Cormier, R.F., Keppie, J.D., and Odom, A.L. 1988. U-Pb and Rb-Sr geochronology of the Wedgeport granitoid pluton, southwestern Nova Scotia. Canadian Journal of Earth Sciences, 25: 255-261.
4. Cox, S.F., Etheridge, M.A., Cas, R.A.F., and Clifford, B.A. 1991. Deformational style of the Castlemaine area, Bendigo-Ballarat Zone: implications for evolution of crustal structure in central Victoria. Australian Journal of Earth Sciences, 38: 151-171.
5. 39Ar age of shear zones in the southwest Meguma Zone between Yarmouth and Meteghan, Nova Scotia. Canadian Journal of Earth Sciences, 34: 848-853.
6. 39Ar mineral ages. Canadian Journal of Earth Sciences, 24: 1242-1254.
7. Dennis, A.J., and Secor, D.T. 1987. A model for the development of crenulations in shear zones with applications from the Southern Appalachian Piedmont. Journal of Structural Geology, 9: 809-817.
8. Donahoe, H.V., Jr., and Grantham, R.S. 1989. Geological highway map of Nova Scotia. 2nd ed. AGS Special Publication No. 1, Atlantic Geoscience Society, Halifax, N.S.
9. Eisbacher, G.H. 1969. Displacement and stressfield along part of the Cobequid Fault, Nova Scotia. Canadian Journal of Earth Sciences, 6: 1095-1104.
10. Gibling, M.R., Boehner, R.C., and Rust, B.R. 1987. The Sydney Basin of Atlantic Canada: an upper Paleozoic strike-slip basin in a collisional setting. In Sedimentary basins and basin-forming mechanisms. Edited by C. Beaumont and A.J. Tankard. Canadian Society of Petroleum Geologists, Memoir 12, pp. 269-285.
11. Horne, R.J. 1993. Preliminary report on the geology of the Rawdon area. In Mines and Mineral Branch, report of activities 1992. Nova Scotia Department of Natural Resources, Mines and Energy Branch, Report 93-1, pp. 61-67.
12. Horne, R.J., and Culshaw, N.G. 1994. Preliminary evaluation of flexural slip as a folding mechanism and its significance in localizing auriferous veins in the Meguma Group, Nova Scotia. In Mines and Mineral Branch, report of activities 1993. Nova Scotia Department of Natural Resources, Mines and Energy Branch, Report 94-1, pp. 147-160.
13. Hutchinson, D.R., Klitgord, K.D., Lee, M.W., and Trehu, A.M. 1988. U.S. Geological Survey deep seismic reflection profile across the northern Appalachians. Geological Society of America Bulletin, 100: 172-184.
14. Hwang, S.-G. 1985. Geology and structure of the Yarmouth area, southwestern Nova Scotia. M.Sc. thesis, Acadia University, Wolfville, N.S.
15. Keen, C.E., Kay, W.A., Keppie, D., Marillier, F., Pe-Piper, G., and Waldron, J.W.F. 1991. Deep seismic reflection data from the Bay of Fundy and Gulf of Maine: tectonic implications for the northern Appalachians. Canadian Journal of Earth Sciences, 28: 1096-1111.
16. Keppie, J.D. 1993. Synthesis of Paleozoic deformational events and terrane accretion in the Canadian Appalachians. Geologische Rundschau, 82: 381-431.
17. Keppie, J.D., and Dallmeyer, R.D. 1987. Dating transcurrent terrane accretion: an example from the Meguma and Avalon composite terranes in the northern Appalachians. Tectonics, 6: 831-847.
18. 39Ar isotopic data. Canadian Journal of Earth Sciences, 32: 644-659.
19. Keppie, J.D., and Muecke, G. 1979. Geological map of Nova Scotia. Nova Scotia Department of Mines and Energy, Halifax, scale 1 : 500 000.
20. Kontak, D.J., and Cormier, R.F. 1991. Geochronological evidence for multiple tectono-thermal overprinting events in the East Kemptville muscovite-topaz leucogranite, Yarmouth County, Nova Scotia, Canada. Canadian Journal of Earth Sciences, 28: 209-224.
21. Lane, T.E. 1981. The stratigraphy and sedimentology of the White Rock Formation (Silurian), Nova Scotia, Canada. M.Sc. thesis, Dalhousie University, Halifax, N.S.
22. Lister, G.S., and Snoke, A.W. 1984. S-C mylonites. Journal of Structural Geology, 6: 617-638.
23. Lister, G.S., and Williams, P.E. 1983. The partitioning of deformation in flowing rock masses. Tectonophysics, 92: 1-33.
24. Lynch, G., and Tremblay, C. 1994. Late Devonian - Carboniferous detachment faulting and extensional tectonics in western Cape Breton Island, Nova Scotia, Canada. Tectonophysics, 238: 55-69.
25. Mahoney, K.L., and Raeside, R.P. 1995. The contact aureole of the South Mountain Batholith, southern Nova Scotia [abstract]. In Program and summaries, 19h annual review of activities. Nova Scotia Department of Natural Resources, Minerals and Energy Branch, Report 95-2, p. 60.
26. Marillier, F., and Verhoef, J. 1989. Crustal thickness under the Gulf of St. Lawrence, northern Appalachians, from gravity and deep seismic data. Canadian Journal of Earth Sciences, 26: 1517-1532.
27. Mawer, C.K., and White, J.C. 1987. Sense of displacement on the Cobequid-Chedabucto fault system, Nova Scotia, Canada. Canadian Journal of Earth Sciences, 24: 217-223.
28. 39Ar method. Oxford Monographs on Geology and Geophysics No. 9, Oxford University Press, New York.
29. 39Ar studies in the Meguma Zone, Nova Scotia, Canada. Chemical Geology (Isotope Geoscience), 73: 153-167.
30. Nance, R.D. 1987. Dextral transpression and late Carboniferous sedimentation in the Fundy coastal zone of southern New Brunswick. In Sedimentary basins and basin-forming mechanisms. Edited by C. Beaumont and A.J. Tankard. Canadian Society of Petroleum Geologists, Memoir 12, pp. 363-377.
31. Oldow, J.S., Bally, A.W., and Ave Lallemant, H.G. 1990. Transpression, orogenic float, and lithosphere balance. Geology, 8: 991-994.
32. Plint, A.G., and van der Poll, H.W. 1984. Structural and sedimentary history of the Quaco Head area, southern New Brunswick. Canadian Journal of Earth Sciences, 21: 753-761.
33. Ramsay, J.G., and Huber, M.I. 1983. The techniques of modern structural geology. Vol. 1: strain analysis. Academic Press, Toronto.
34. Ryan, R.J., Calder, J.H., Donahoe, H.V., Jr., and Naylor, R. 1987. Late Paleozoic sedimentation and basin development adjacent to the Cobequid Highlands Massif, eastern Canada. In Sedimentary basins and basin-forming mechanisms. Edited by C. Beaumont and A.J. Tankard. Canadian Society of Petroleum Geologists, Memoir 12, pp. 311-317.
35. Sarkar, P.K. 1978. Petrology and geochemistry of the White Rock Metavolcanic Suite, Yarmouth, Nova Scotia. Ph.D. thesis, Dalhousie University, Halifax, N.S.
36. Schenk, P.E. 1991. Events and sea-level changes on Gondwana's margin: the Meguma Zone (Cambrian to Devonian) of Nova Scotia, Canada. Geological Society of America Bulletin, 103: 512-521.
37. Suppe, J. 1985. Principles of structural geology. Prentice-Hall Inc., Englewood Cliffs, N.J.
38. Taylor, F.C. 1967. Reconnaissance geology of the Shelburne map-area, Queens, Shelburne, and Yarmouth counties, Nova Scotia. Geological Survey of Canada, Memoir 349.
39. Taylor, F.C. 1969. Geology of the Annapolis - St. Marys Bay map-area, Nova Scotia. Geological Survey of Canada, Memoir 35.
40. Waldron, J.W.F., Piper, D.J.W., and Pe-Piper, G. 1989. Deformation of the Cape Chignecto Pluton, Cobequid Highlands, Nova Scotia: thrusting at the Meguma Avalon boundary. Atlantic Geology, 25: 51-62.
41. Williams, H., and Hatcher, R.D., Jr. 1983. Appalachian suspect terranes. In Contributions to the tectonics and geophysics of mountain chains. Edited by R.D. Hatcher, Jr., H. Williams, and I. Zietz. Geological Society of America, Memoir 159, pp. 33-53.
42. Williams, P.F., Goodwin, L.B., and Lafrance, B. 1995. Brittle faulting in the Canadian Appalachians and the interpretation of reflection seismic data. Journal of Structural Geology, 17: 215-232.
43. Yeo, G., and Gao, R.-X. 1987. Stellarton graben: an upper Carboniferous pull-apart basin in northern Nova Scotia. In Sedimentary basins and basin-forming mechanisms. Edited by C. Beaumont and A.J. Tankard. Canadian Society of Petroleum Geologists, Memoir 12, pp. 299-309.