Contrasting Si-saturation in troctolite-anorthosite intrusions along the Manicouagan corridor of the Abitibi-Grenville transect

Canadian Journal of Earth Sciences

Volumn 37, Issue 2-3, 2000, Pages 271-289

  Francis, Don ^a   Scowen, Pamela ^b   Panneton, Gerald ^c   Doig, Ronald ^a  

^a MCGILL UNIVERSITY   (Canada)

^b Barrick Gold Corporation ^*  (Canada)

^c BARRICK GOLD CORPORATION   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

ANORTHOSITE; CRYSTALLIZATION; IGNEOUS INTRUSION; LITHOPROBE; MAGMA CHEMISTRY; SILICON;

CANADA;

EID: 0033851842     PISSN: 00084077     EISSN: None     Source Type: Journal    
DOI: 10.1139/e99-071     Document Type: Article

References (39)

1. Ashwal, L.D. 1993. Anorthosites. Springer-Verlag, Berlin.
2. Baker, M.B., and Stolper, E.M. 1994. Determining the composition of high-pressure mantle melts using diamond aggregates. Geochimica et Cosmochimica Acta, 58: 2811-2827.
3. Bertka, C.M., and Holloway, J.R. 1994. Anhydrous partial melting of an iron-rich mantle II: primary melt compositions at 15 kbars. Contributions to Mineralogy and Petrology, 115: 323-338.
4. Davidson, A. 1984. Identification of ductile shear zones in the southwestern Grenville Province of the Canadian Shield. In Precambrian tectonics illustrated. Edited by A. Kroner and R. Gieiling. Stuttgart: E. Schweizerbart'sche Verlagsbuchhandlung (Nagele u. Obermiller), pp. 263-279.
5. Doig, R. 1987. Rb-Sr geochronology and metamorphic history of Proterozoic to early Archean rocks north of the Cape Smith Fold Belt, Quebec. Canadian Journal of Earth Sciences, 24: 813-825.
6. Eaton, D.W., Hynes, A., Indares, A., and Rivers, T. 1995. Seismic images of eclogites, crustal-scale extension, and MOHO relief in the eastern Grenville Province, Quebec. Geology, 23: 855-858.
7. Emslie, R.F. 1978. Anorthosite massifs, rapakivi granites, and late Proterozoic rifting of North America. Precambrian Research, 7: 61-98.
8. Emslie, R.F., and Hegner, E. 1993. Reconnaissance isotopic geochemistry of anorthosite-mangerite-charnockite-granite (AMCG) complexes, Grenville Province, Canada. Chemical Geology, 106: 279-298.
9. Emslie, R.F., and Hunt, P.A. 1990. Ages and petrogenetic significance of igneous mangerite-charnockite suites associated with massif anorthosites, Grenville Province. Journal of Geology, 98: 213-231.
10. Emslie, R.F., Hamilton, M.A., and Thériault, R.J. 1994. Petrogenesis of a mid-Proterozoic anorthosite-mangerite-charnockite-granite (AMCG) complex: isotopic and chemical evidence from the Nain Plutonic Suite. Journal of Geology, 102: 539-558.
11. Francis, D. 1976. Corona bearing pyroxene granulite xenoliths and the lower crust beneath Nunivak Island, Alaska. The Canadian Mineralogist, 14: 291-298.
12. Francis, D. 1995. The implications of picritic lavas for the mantle sources of terrestrial volcanism. Lithos, 34: 89-105.
13. Francis, D., and Ludden, J. 1990. The mantle source for olivine nephelinite, basanite and alkaline olivine basalt at Fort Selkirk, Yukon, Canada. Journal of Petrology, 31: 371-340.
14. Francis, D., Ludden, J., Johnstone, R., and Davis, W. 1999. Picrite evidence for more Fe in Archean mantle reservoirs. Earth and Planetary Science Letters, 167: 197-213.
15. Franconi, A., Sharma, K.N.M., and Laurin, A.F. 1975. Betsiamites (Bersimis) and Moisie Rivers Area. Ministère des Richesses Naturelles Québec, Geology Report 162.
16. 2O on the genesis of basaltic magmas. Earth and Planetary Science Letters, 133: 463-473.
17. Hirose, K., and Kushiro, I. 1993. Partial melting of dry peridotites at high pressures: determination of compositions of melts segregated from peridotite using aggregates of diamond. Earth and Planetary Science Letters, 14: 477-489.
18. Hynes, A., St-Cyr, S., and St-Jean, A. 1994. Large-scale structure above the Allochthon Boundary Thrust; E Manicouagan reservoir. In Lithoprobe Workshop V, Abitibi-Grenville Transect. Lithoprobe Report 41, pp. 79-82.
19. Indares, A. 1994. Lithotectonic characteristics of the eclogite-bearing Manicouagan Shear Belt, eastern Grenville Province. In Lithoprobe Workshop V, Abitibi-Grenville Transect. Lithoprobe Report 41, pp. 83-85.
20. Kehlenbeck, M.M. 1972. Deformation textures in the Lac Rouvray anorthosite mass. Canadian Journal of Earth Sciences, 9: 1087-1098.
21. Kellett, R.L. 1995. New constraints on the geometry of the Lac Bouchette gabbro-anorthosite from magnetotellurics and magnetics. Canadian Journal of Earth Sciences, 32: 1365-1377.
22. Kish, L. 1968. Hart-Jaune River Area, Saguenay County. Ministère des Richesses Naturelles Québec, Geology Report 132.
23. Lavoie, J., and Francis, D. 1994. The nepheline-normative troctolite-anorthosite intrusion of Lac Raudot, Grenville Province, Québec. In Lithoprobe Workshop V, Abitibi-Grenville Transect. Lithoprobe Report 41, pp. 87-91.
24. Longhi, J., Vander Auwera, J., and Fram, M.S. 1996. Origin of Proterozoic anorthosites by fusion of the lower crust. EOS, 77: F760.
25. Martignole, J., Machado, N., and Nantel, S. 1993. Timing of intrusion and deformation of the Riviere Pentecôte anorthosite (Grenville Province). Journal of Geology, 101: 652-658.
26. McDonough, W.F., and Frey, F.A. 1990. Rare earth elements in upper mantle rocks. In Geochemistry and mineralogy of the elements. Edited by B. Lipin and G.S. McKay. Mineralogical Society of America, Reviews in Mineralogy, 21, pp. 99-145.
27. Morse, S.A. 1982. A partisan review of Proterozoic anorthosites. American Mineralogist, 67: 1087-1100.
28. Nantel, S., and Martignole, J. 1991. Le complexe anorthositique de Rivière-Pentecôte (Cote-Nord). Ministere de l'Enérgie et des Ressources, Québec, MM 89-02.
29. Olson, K.E. 1992. The petrology and geochemistry of mafic igneous rocks in the anorthosite-bearing Adirondack Highlands, New York. Journal of Petrology, 33: 471-502.
30. Olson, K.E., and Morse, S.A. 1990, Regional Al-Fe mafic magmas associated with anorthosite-bearing terranes. Nature (London), 344: 760-762.
31. Owens, B.E., Dymek, R.F., Tucker, R.D., Brannon, J.C., and Podosek, F.A. 1994. Age and radiogenic isotopic composition of a late-to post-tectonic anorthosite in the Grenville Province: the Labrieville massif, Québec. Lithos, 31: 189-206.
32. Panneton, G.S. 1991. Petrology of the Lac Raudot troctolite layered intrusion in the Grenville Province of Québec, Canada. M.Sc. thesis, McGill University, Montreal, Que.
33. Rivers, T., Martignole, J., Gower, C.F., and Davidson, A. 1989. New tectonic divisions of the Grenville Province, southeast Canadian Shield. Tectonics, 8: 63-84.
34. Scott, D., and Hynes, A. 1994. U-Pb geochemistry along the Manicouagan corridor, preliminary results: evidence for ca. 1.47 Ga metamorphism. In Lithoprobe Workshop V, Abitibi-Grenville Transect. Lithoprobe Report 41, pp. 109-110.
35. St.-Jean, A., and Hynes, A. 1994. Evolution of the polycyclic Hart-Jaune terrane, Grenville Province, E. Québec. In Lithoprobe Workshop V, Abitibi-Grenville Transect. Lithoprobe Report 41, pp. 125-128.
36. Takahashi, E. 1986. Melting of a dry peridotite KLB-1 up to 14 GPa: implications on the origin of peridotite upper mantle. Journal of Geophysical Research, 91: 9367-9382.
37. Takahashi, E., Shimazaki, T., Tsuzaki, Y., and Yoshida, H. 1994. Melting study of a peridotite KLB-1 to 6.5 GPa, and the origin of basaltic magmas. Philosophical Transactions of the Royal Society of London, A342: 105-120.
38. Toft, P.B., Scowen, P.A.H., Arkani-Hamed, J., and Francis, D. 1993. Demagnetization by hydration in deep-crustal rocks in the Grenville province of Québec, Canada: implications for magnetic anomalies of continental collision zones. Geology, 21: 999-1002.
39. Walter, M.J. 1998. Melting of garnet peridotite and the origin of komatiite and depleted lithosphere. Journal of Petrology, 39: 29-60.