The advocate ophiolite mantle, Baie Verte, Newfoundland: Regional correlations and evidence for metasomatism

Canadian Journal of Earth Sciences

Volumn 47, Issue 3, 2010, Pages 237-253

  Bédard, Jean H ^a   Escayola, Monica ^b  

^a GEOLOGICAL SURVEY OF CANADA   (Canada)

^b UNIVERSIDAD DE BUENOS AIRES   (Argentina)

Author keywords

[No Author keywords available]

Indexed keywords

GEOCHEMICAL SIGNATURES; GOLD EXPLORATION; HARZBURGITES; MAJOR ELEMENTS; MANTLE ROCKS; MINERAL CHEMICALS; MINERAL CHEMISTRY; NEWFOUNDLANDS; REFRACTORY RESIDUE; SUBDUCTION ZONES; TIO;

CERIUM; CERIUM COMPOUNDS; CHROMIUM; LEAD; LITHOLOGY; MINERALOGY; MINING; OLIVINE; REFRACTORY MATERIALS; ROCKS; SILICATE MINERALS; SOLVENTS; STRUCTURAL GEOLOGY; ZIRCONIUM;

MINERALS;

GEOCHEMISTRY; HARZBURGITE; MANTLE; MELTING; METASOMATISM; MINERAL EXPLORATION; OPHIOLITE; PERCOLATION;

BAIE VERTE PENINSULA; CANADA; NEWFOUNDLAND; NEWFOUNDLAND AND LABRADOR;

EID: 77952150451     PISSN: 00084077     EISSN: None     Source Type: Journal    
DOI: 10.1139/E10-004     Document Type: Article

References (44)

1. Akbulu, M., Pişkin, Ö., and Karayiǧit, A.I.2006. The genesis of the carbonatized and silicified ultramafics known as listvenites: a case study from the Mihaliccik region (Eskisehir), NW Turkey. Geological Journal, 41(5): 557-580. doi:10.1002/gj.1058.
2. Arai, S. 1994. Characterization of spinel peridotites by olivine-spinel compositional relationship: review and interpretation. Chemical Geology, 113(3-4): 191-204. doi:10.1016/0009-2541(94) 90066-3.
3. Bédard, J.H. 1997. A new projection scheme and differentiation index for Cr-spinels. Lithos, 42(1-2): 37-45. doi:10.1016/S0024-4937(97)00035-2.
4. Bédard, J.H. 1999. Petrogenesis of boninites from the Betts Cove ophiolite, Newfoundland, Canada: identification of subducted source components. Journal of Petrology, 40(12): 1853-1889. doi:10.1093/petrology/40.12.1853.
5. Bédard, J.H., and Hébert, R. 1998. Formation of chromitites by assimilation of crustal pyroxenites and gabbros into peridotitic intrusions: North Arm Mountain Massif, Bay of Islands ophiolite, Newfoundland, Canada. Journal of Geophysical Research, 103(B3): 5165-5184. doi:10.1029/97JB03291.
6. Bédard, J.H., Lauzière, K., Tremblay, A., and Sangster, A. 1998. Evidence for forearc seafloor-spreading from the Betts Cove ophiolite, Newfoundland: oceanic crust of boninitic affinity. Tectonophysics, 284(3-4): 233-245. doi:10.1016/S0040-1951(97)00182-0.
7. Bédard, J.H., Lauzière, K., Tremblay, A., Sangster, A., Douma, S.L., and Dec, T. 2000. The Betts Cove Ophiolite and its cover rocks. Geological Survey of Canada, Bulletin 550, 76 p.
8. Bédard, J.H.J., Marsh, B.D., Hersum, T.G., Naslund, H.R., and Mukasa, S.B. 2007. Large-scale mechanical redistribution of orthopyroxene and plagioclase in the Basement Sill, Ferrar dolerites, Antarctica: Petrological, mineral-chemical and field evidence for channelized movement of crystals and melt. Journal of Petrology, 48(12): 2289-2326. doi:10.1093/petrology/egm060.
9. Burkhard, D.J.M. 1993. Accessory chromium spinels: Their coexistence and alteration in serpentinites. Geochimica et Cosmochimica Acta, 57(6): 1297-1306. doi:10.1016/0016-7037(93)90066-6.
10. Casey, J.F., Elthon, D.L., Siroky, F.X., Karson, J.A., and Sullivan, J. 1985. Geochemical and geological evidence bearing on the origin of the Bay of Islands and Coastal Complex ophiolites of western Newfoundland. Tectonophysics, 116(1-2): 1-40. doi:10. 1016/0040-1951(85)90220-3.
11. Cawood, P.A., and Dunning, G.R. 1993. Silurian age for movement on the Baie Verte line: implications for accretionary tectonics in the Northern Appalachians. Geological Society of America, Abstracts with Programs, 25: A422. [Abstract.]
12. Cawood, P.A., and Suhr, G. 1992. Generation and obduction of ophiolites: Constraints from the Bay of Islands Complex, Western Newfoundland. Tectonics, 11(4): 884-897. doi:10.1029/92TC00471.
13. Clague, D., Rubin, J., and Brackett, R. 1981. The age and origin of the garnet amphibolite underlying the Thetford Mines ophiolite, Quebec. Canadian Journal of Earth Sciences, 18: 469-486.
14. Cousineau, P.A., and Bédard, J.H. 2000. Sedimentation in a subaqueous arc/back-arc setting: the Bobby Cove Formation, Snooks Arm Group, Newfoundland. Precambrian Research, 101(2-4): 111-134. doi:10.1016/S0301-9268(99)00097-2.
15. Coyle, M. 1990. Geology, geochemistry and geochronology of the Springdale Group, an Early Silurian caldera in central Newfoundland. Unpublished Ph.D. thesis, Memorial University of Newfoundland, St. John's, Nfld., 390 p.
16. Dunning, G.R., and Krogh, T.E. 1985. Geochronology of ophiolites of the Newfoundland Appalachians. Canadian Journal of Earth Sciences, 22: 1659-1670.
17. Dupuis, C., Malo, M., Bédard, J.H., Davis, B., and Villeneuve, M. 2009. A lost arc - backarc terrane of the Dunnage oceanic tract recorded in clasts from the Garin Formation, and the McCrea Mélange in the Gaspé Appalachians of Québec. Geological Society of America Bulletin, 121: 17-38.
18. Edwards, S.J. 1991. Magmatic and fluid processes in the upper mantle: A study of the Bay of Islands ophiolite complex, New-foundland. Unpublished Ph.D. thesis, Memorial University of Newfoundland, St. John's, Nfld.
19. Escayola, M.P., Proenza, J.A., van Staal, C., Rogers, N., and Skulski, T. 2009. The Point Rousse listvenites, Baie Verte, New-foundland: altered ultramafic rocks with potential for gold mineralization. In Current research. Newfoundland and Labrador Department of Natural Resources, Geological Survey, Report 09-1, pp. 1-12.
20. Halls, C., and Zhao, R. 1995. Listvenite and related rocks: Perspectives on terminology and mineralogy with reference to an occurrence at Cregganbaun, Co. Mayo, Republic of Ireland. Mineralium Deposita, 30(3-4): 303-313. doi:10.1007/BF00196366.
21. Herzberg, C. 2004. Geodynamic information in peridotite petrology. Journal of Petrology, 45(12): 2507-2530. doi:10.1093/petrology/egh039.
22. Hibbard, J.P. 1983. Geology of the Baie Verte Peninsula, New-foundland. Newfoundland Department of Mines and Energy, Memoir 2, 279 p.
23. 2O on the genesis of basaltic magmas. Earth and Planetary Science Letters, 133(3-4): 463-473. doi:10.1016/0012-821X(95)00096-U.
24. Ishiwatari, A. 1985. Igneous petrogenesis of the Yakuno Ophiolite (Japan) in context of the diversity of ophiolites. Contributions to Mineralogy and Petrology, 89(2-3): 155-167. doi:10.1007/BF00379450.
25. Jamieson, R.A. 1986. P-T paths from high-temperature shear zones beneath ophiolites. Journal of Metamorphic Geology, 4(1): 3-22. doi:10.1111/j.1525-1314.1986.tb00335.x.
26. Jaques, A.L., and Green, D.H. 1980. Anhydrous melting of peridotites at 0-15 kb pressure and the genesis of tholeiitic basalts. Contributions to Mineralogy and Petrology, 73(3): 287-310. doi:10.1007/BF00381447.
27. Kessler, L.G., and Bédard, J.H. 2000. Epiclastic volcanic debrites - evidence of flow transformations between avalanche and debris flow processes, Middle Ordovician, Baie Verte Peninsula, Newfoundland, Canada. Precambrian Research, 101(2-4): 135-161. doi:10.1016/S0301-9268(99)00086-8.
28. Malpas, J. 1976. The petrology and petrogenesis of the Bay of Islands ophiolite suite, western Newfoundland. Unpublished Ph.D. thesis, Memorial University of Newfoundland, St. John's, Nfld., 430 p.
29. McDonough, W.F., and Sun, S.-s. 1995. The composition of the Earth. Chemical Geology, 120(3-4): 223-253. doi:10.1016/0009-2541(94)00140-4.
30. Niu, Y. 2004. Bulk-rock major and trace element compositions of abyssal peridotites: implications for mantle melting, melt extraction and post-melting processes beneath mid-ocean ridges. Journal of Petrology, 45: 2423-2458.
31. Niu, Y., and Hékinian, R. 1997. Basaltic liquids and harzburgitic residues in the Garrett Transform: a case study at fast-spreading ridges. Earth and Planetary Science Letters, 146(1-2): 243-258. doi:10.1016/S0012-821X(96)00218-X.
32. Pagé, P., Bédard, J.H., Schroetter, J.-M., and Tremblay, A. 2008. Mantle Petrology and Mineralogy of the Thetford Mines Ophiolite Complex. Lithos, 100(1-4): 255-292. doi:10.1016/j.lithos.2007.06.017.
33. Pagé, P., Bédard, J.H., and Tremblay, A. 2009. Geochemical variations in a depleted fore-arc mantle: the Ordovician Thetford Mines Ophiolite. Lithos, 113(1-2): 21-47. doi:10.1016/j.lithos.2009.03.030.
34. Plissart, G., Féménias, O., Mãruntiu, M., Diot, H., and Demaiffe, D. 2009. Mineralogy and geothermometry of gabbro-derived listvenites in the Tisovita-Iuti Ophiolite, Southwestern Romania. The Canadian Mineralogist, 47(1): 81-105. doi:10.3749/canmin. 47.1.81.
35. Riccio, L. 1976. Stratigraphy and petrology of the peridotite-gabbro component of the western Newfoundland ophiolites. Unpublished Ph.D. thesis, The University of Western Ontario, London, Ont.
36. Skulski, T., Castonguay, S., McNicoll, V., and van Staal, C.R. 2008. New constraints on the geology of Baie Verte Peninsula, Newfoundland: Part 1 - tectonostratigraphy of ophiolites and their volcanic cover. Geological Society of America, Northeastern Section meeting, Buffalo, N.Y., 28 March 2008, Abstract 18-9.
37. Smith, S.E., and Elthon, D. 1988. Mineral compositions of plutonic rocks from the Lewis Hills Massif, Bay of Islands Ophiolite. Journal of Geophysical Research, 93(B4): 3450-3468. doi:10.1029/JB093iB04p03450.
38. Suhr, G. 1991. Structural and magmatic history of upper mantle peridotites in the Bay of Islands complex, Newfoundland. Unpublished Ph.D. thesis, Memorial University of Newfoundland, St.John's, Nfld., 211 p.
39. Tremblay, A., Bédard, J.H., and Lauzière, K. 1997. Taconian obduction and Silurian exhumation of the Betts Cove ophiolite, Canadian Appalachians. The Journal of Geology, 105(6): 701-716. doi:10.1086/515976.
40. van Staal, C.R., Dewey, J.F., MacNiocaill, C., and McKerrow, W.S. 1998. The tectonic evolution of the Northern Appalachians and British Caledonides: history of a complex, west and southwest Pacific-type segment of Iapetus. In Lyell: the past is the key to the present. Edited by D. J. Blundell, and A. C. Scott, Geological Society of London, Special Publication 143, pp. 199-242.
41. van Staal, C.R., McNicoll, V., Hibbard, J., and Skulski, T. 2008. New data on the opening of the Taconic Seaway in Newfoundland. Geological Society of America, Northeastern Section meeting, Buffalo, N.Y., 28 March 2008, Abstract 36-1.
42. Varfalvy, V. 2000. Intéractions magma-manteau dans les péridotites du massif de North Arm Mountain, complexe ophiolitique de Bay of Islands, Terre-Neuve, Canada: implications sur la genese des magmas en contexte de subduction. Unpublished Ph.D. thesis, Université de Laval, Ste-Foy, Qué., 339 p.
43. Whitehead, J., Dunning, G.R., and Spray, J.G. 2000. U-Pb geochronology and origin of granitoid rocks in the Thetford Mines ophiolite, Canadian Appalachians. Geological Society of America Bulletin, 112(6): 915-928. doi:10.1130/0016-7606(2000) 112<915:UGAOOG>2.0.CO;2.
44. Williams, H. 1979. Appalachian orogen in Canada. Canadian Journal of Earth Sciences, 16(3): 792-807. doi:10.1139/e79-070.