First evidence for ultrahigh-pressure garnet peridotite in the North American Cordillera

Geology

Volumn 33, Issue 2, 2005, Pages 105-108

  MacKenzie, Jason M ^a   Canil, Dante ^a   Johnston, Stephen T ^a   English, Joseph ^a   Mihalynuk, Mitchell G ^b   Grant, Brian ^b  

^a UNIVERSITY OF VICTORIA   (Canada)

^b GEOLOGICAL SURVEY OF CANADA   (Canada)

Author keywords

Cordillera; Exhumation; Garnet; Mantle; Peridotite; Uplift

Indexed keywords

ACCRETIONARY TECTONICS; DEEP-SEATED ROCKS; GEODYNAMICS; LITHOSPHERE; ULTRAHIGH-PRESSURE (UHP) CRUSTAL ROCKS;

DEPOSITION; GARNETS; HIGH PRESSURE EFFECTS; TECTONICS;

ROCKS;

EXHUMATION; GARNET; OROGENIC BELT; PERIDOTITE; ULTRAHIGH PRESSURE METAMORPHISM;

NORTH AMERICA; NORTH AMERICAN CORDILLERA; WESTERN HEMISPHERE; WORLD;

EID: 13944279527     PISSN: 00917613     EISSN: None     Source Type: Journal    
DOI: 10.1130/G20958.1     Document Type: Article

References (46)

1. Abbott, R.N., Draper, G., and Keshav, S., 2001, Garnet peridotite found in the Greater Antilles: Eos (Transactions, American Geophysical Union), v. 82, p. 381-388.
2. Anderson, D.L., 1989, Theory of the Earth: Brookline Village, Massachusetts, Blackwell, 366 p.
3. Benson, W.N., 1927, The tectonic conditions accompanying the intrusion of basic and ultrabasic igneous rocks: National Academy of Sciences Memoir, v. 29, p. 1-88.
4. Brenker, F.E., and Brey, G.P., 1997, Reconstruction of the exhumation path of the Alpe Arami garnet-peridotite body from depths exceeding 160 km: Journal of Metamorphic Geology, v. 15, p. 581-592.
5. Brueckner, H.K., and Medaris, L.G., 2000, A general model for the intrusion and evolution of mantle" garnet peridotites in high-pressure and ultra-high pressure metamorphic terranes: Journal of Metamorphic Geology, v. 18, p. 123-133.
6. Canil, D., 1999, The Ni-in-garnet geothermometer: Calibration at natural abundances: Contributions to Mineralogy and Petrology, v. 136, p. 240-246.
7. Canil, D., Johnston, S.T., Evers, K., Shellnutt, J.G., and Creaser, R.C., 2003a, Mantle exhumation in an early Paleozoic passive margin, northern Cordillera, Yukon: Journal of Geology, v. 111, p. 313-327.
8. Canil, D., Schulze, D.J., Hearn, B.C.J., Hall, D.C., and Milliken, S.M., 2003b, Lithospheric roots beneath western Laurentia: The geochemical signal in mantle garnets: Canadian Journal of Earth Sciences, v. 40, p. 1027-1051.
9. Coleman, R.G., Lee, D.E., Beatty, L.B., and Brannock, W.W., 1965, Eclogites and eclogites: Their similarities and differences: Geological Society of America Bulletin, v. 76, p. 483-508.
10. Collerson, K.D., Hapugoda, S., Kamber, B.S., and Williams, Q., 2000, Rocks from the mantle transition zone: Majorite-bearing xenoliths from Malaita, southwest Pacific: Science, v. 288, p. 1215-1223.
11. Cook, F.A., Clowes, R.M., Snyder, D.B., ven der Velden, A., Hall, K., Erdmer, P., and Evenchick, C.A., 2004, Precambrian crust beneath the Mesozoic northern Canadian Cordillera discovered by Lithoprobe seismic reflection profiling: Tectonics, TC2010, doi: 10.1029/2002TC001412.
12. Coombs, D.S., Cas, R.A., Kawachi, Y., Landis, C.A., McDonough, W.F., and Reay, A., 1986, Cenozoic volcanism in north, east and central Otago, in Smith, I.E.M., ed., Late Cenozoic volcanism in New Zealand: Royal Society of New Zealand Bulletin, v. 23, p. 278-312.
13. England, P.C., and Holland, T.J.B., 1979, Archimedes and the Tauern eclogites: The role of buoyancy in the preservation of exotic eclogite blocks: Earth and Planetary Science Letters, v. 44, p. 287-294.
14. English, J., Johannson, G.G., Johnston, S.T., Mihalynuk, M.G., Fowler, M., and Wight, K.L., 2005, Structure, stratigraphy and hydrocarbon potential of the central Whitehorse Trough, northern Canadian Cordillera: Bulletin of Canadian Society of Petroleum Geology (in press).
15. Erdmer, P., Ghent, E.D., Archibald, D.A., and Stout, M.Z., 1998, Paleozoic and Mesozoic high-pressure metamorphism at the margin of ancestral North America in central Yukon: Geological Society of America Bulletin, v. 110, p. 615-629.
16. Gehrels, G.E., McClelland, W.C., Samson, S.D., Patchett, P.J., and Jackson, J.L., 1991, U-Pb geochronology of detrital zircons from a continental margin assemblage in the northern Coast Mountains, southeastern Alaska: Canadian Journal of Earth Sciences, v. 28, p. 1285-1300.
17. Green, H.W., Dobrzhinetskaya, L., Riggs, E.M., and Zhen-Ming, J., 1997, Alpe Arami: A peridotite massif from the mantle transition zone?: Tectonophysics, v. 279, p. 1-21.
18. Griffin, W.L., Fisher, N.I., Friedman, J., Ryan, C.G., and O'Reilly, S.Y., 1999, Cr-pyrope garnets in the lithospheric mantle: I. Compositional systematics and relations to tectonic setting: Journal of Petrology, v. 40, p. 679-704.
19. Hacker, B.R., Sharp, T., Zhang, R.Y., Lion, J.G., and Hervig, R., 1997, Determining the origin of ultrahigh pressure lherzolites: Science, v. 278, p. 702-704.
20. Jackson, J.L., Gehrels, G.E., Patchett, P.J., and Mihalynuk, M.G., 1991, Stratigraphic and isotopic link between the northern Stikine terrane and an ancient continental margin assemblage, Canadian Cordillera: Geology, v. 19, p. 1177-1180.
21. Johannson, G.G., Smith, P.L., and Gordey, S.P., 1997, Early Jurassic evolution of the northern Stikinian arc: Evidence from the Laberge Group, northwestern British Columbia: Canadian Journal of Earth Sciences, v. 34, p. 1030-1057.
22. Johnston, S.T., and Erdmer, P., 1995, Hot-side-up aureole in southwest Yukon and limits on terrane assembly of the northern Canadian Cordillera: Geology, v. 23, p. 419-422.
23. Johnston, S.T., Mortensen, J.K., and Erdmer, P., 1996, Igneous and metamorphic age constraints for the Aishihik metamorphic suite, southwest Yukon: Canadian Journal of Earth Sciences, v. 33, p. 1543-1555.
24. Kadarusman, A., and Parkinson, C.D., 2000, Petrology and P-T evolution of garnet peridotites from central Sulawesi, Indonesia: Journal of Metamorphic Geology, v. 18, p. 193-209.
25. Krogh, E.J., 1988, The garnet-clinopyroxene Fe-Mg geothermometer-A reinterpretation of existing experimental data: Contributions to Mineralogy and Petrology, v. 99, p. 44-48.
26. Liou, J.G., Hacker, B.R., and Zhang, R.Y., 2002, Into the forbidden zone: Science, v. 287, p. 1215-1217.
27. Lowe, C., Mihalynuk, M.G., Anderson, R.G., Canil, D., Cordey, F., English, J.M., Harder, M., Johnston, S.T., Orchard, M.J., Russell, J.K., Sano, H., and Vlleneuve, M.E., 2003, Overview of the Atlin Integrated Geoscience Project, northwestern British Columbia, year three: Geological Survey of Canada Current Research, v. 2003-A11 p. 1-10.
28. MacKenzie, J.M., and Canil, D., 1999, Composition and thermal evolution of cratonic mantle beneath the central Archean Slave province, NWT, Canada: Contributions to Mineralogy and Petrology, v. 134, p. 313-324.
29. McCandless, T.E., 1990, Kimberlite xenocryst wear in high-energy fluvial systems: Experimental studies: Journal of Geochemical Exploration, v. 37, p. 323-331.
30. McCandless, T.E., and Nash, W.P., 1996, Detrital indicator minerals in southwestern Wyoming, U.S.A.: Evaluation of mantle environment, igneous host and diamond exploration significance: Exploration and Mining Geology, v. 5, p. 33-44.
31. Medaris, L.G., 1999, Garnet peridotites in Eurasian high-pressure and ultrahigh-pressure terranes: A diversity of origins and thermal histories: International Geology Review, v. 41, p. 799-815.
32. Mihalynuk, M.G., Johnston, S.T., English, J., Cordey, F., Villeneuve, M.E., Rui, L., and Orchard, M.J., 2003, Atlin TGI, Part III: Regional geology and mineralization of the Nakina area (NTS 104N/2W and 3): British Columbia Geological Field Work Paper 2002, p. 9-15.
33. Molnar, P., England, P., and Martinod, J., 1993, Mantle dynamics, uplift of the Tibetan Plateau, and the Indian monsoon: Reviews in Geophysics, v. 31, p. 357-392.
34. Monger, J.W.H., 1991, Upper Devonian to Middle Jurassic assemblages: Part B. Cordilleran terranes, in Gabrielse, H., and Yorath, C.J., eds., Geology of the Cordilleran orogen in Canada: Boulder, Colorado, Geological Society of America, Geology of North America, v. G2, p. 281-327.
35. Monger, J.W.H., 1993, Canadian Cordilleran tectonics: From geosynclines to crustal collage: Canadian Journal of Earth Sciences, v. 30, p. 209-231.
36. Nimis, P., and Taylor, W.R., 2000, Single clinopyroxene thermobarometry for garnet peridotites: Part 1. Calibration and testing of a Crin-cpx barometer and enstatite-in-cpx thermometer: Contributions to Mineralogy and Petrology, v. 139, p. 541-554.
37. Nimis, P., and Trommsdorff, V., 2001, Origin of the Alpe Arami and other garnet peridotite massifs in the Swiss Alps: Journal of Petrology, v. 42, p. 103-115.
38. Olker, B., Altherr, R., and Paquin, J., 2003, Fast exhumation of ultrahigh pressure Alpe Arami garnet peridotite (Central Alps, Switzerland): Constraints from geospeedometry and thermal modeling: Journal of Metamorphic Geology, v. 21, p. 395-402.
39. O'Neill, H.C., and Wood, B.J., 1979, An experimental study of Fe-Mg partitioning between garnet and olivine and its calibration as a geothermometer: Contributions to Mineralogy and Petrology, v. 70, p. 59-70.
40. Patchett, P.J., and Gehrels, G.E., 1998, Continental influence on Canadian Cordilleran terranes from Nd isotopic study, and significance for crustal growth processes: Journal of Geology, v. 106, p. 269-280.
41. Pearson, N.J., Griffin, W.L., Kaminsky, F.V., van Achterbergh, E., and O'Reilly, S.Y., 1998, Trace element discrimination of garnet from diamondiferous kimberlites and lamproites, in Gurney, J.J., ed., Proceedings, 7th International Kimberlite Conference: Capetown, South Africa, Red Roof Designs.
42. Pyskylwec, R.N., Beaumont, C., and Fullsack, P., 2002, Lithospheric deformation during the early stages of continental collision: Numerical experiments and comparison with South Island, New Zealand: Journal of Geophysical Research, v. 107, doi: 10.1029/2001JB000252.
43. Rainbird, R.H., McNicoll, V.J., Theriault, R.J., Heaman, L.M., Abbott, J.G., Long, D.G.F., and Thorkelson, D.J., 1997, Pan-continental river system draining Grenville orogen recorded by U-Pb and Sm-Nd geochronology of Neoproterozoic quartzarenites and mudrocks, northwestern Canada: Journal of Geology, v. 105, p. 1-17.
44. Rubatto, D., and Hermann, J., 2001, Exhumation as fast as subduction?: Geology, v. 29, p. 3-6.
45. Schulze, D.J., 2003, A classification scheme for mantle derived garnets in kimberlite: A tool for investigating the mantle and exploring for diamonds: Lithos, v. 71, p. 191-213.
46. Stern, C.R., Kilian, R., Olker, B., Hauri, E.H., and Kyser, T.K., 1999, Evidence from mantle xenoliths for relatively thin (≤100 km) continental lithosphere below the Phanerozoic crust of southernmost South America: Lithos, v. 48, p. 217-235.