Structural relationships in the eastern syntaxis of the St. Elias orogen, Alaska

Geosphere

Volumn 8, Issue 1, 2012, Pages 105-126

  Chapman, James B ^a,f   Pavlis, Terry L ^a   Bruhn, Ronald L ^b   Worthington, Lindsay L ^c   Gulick, Sean P S ^d   Berger, Aaron L ^e  

^a UNIVERSITY OF TEXAS AT EL PASO   (United States)

^b UNIVERSITY OF UTAH   (United States)

^c TEXAS A AND M UNIVERSITY   (United States)

^d UNIVERSITY OF TEXAS AT AUSTIN   (United States)

^e SandRidge Energy ^*  (United States)

^f SandRidge Energy Inc   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ALLOCHTHON; COLLISION ZONE; FOLD AND THRUST BELT; GEODYNAMICS; MICROPLATE; OROGENY; RECONSTRUCTION; TECTONIC EVOLUTION; TECTONOSTRATIGRAPHY; THRUST FAULT; TRANSPRESSION;

ALASKA; SAINT ELIAS MOUNTAINS; UNITED STATES;

EID: 84862610126     PISSN: 1553-040     EISSN: 1553040X     Source Type: Journal    
DOI: 10.1130/GES00677.1     Document Type: Article

References (71)

1. Addicott, W.O., and Plafker, G., 1971, Paleocene mollusks from the Gulf of Alaska Tertiary Province-A significant new occurrence on the North Pacific Rim: U.S. Geological Survey Professional Paper 750-B, p. B48-B52.
2. Amato, J.M., and Pavlis, T.L., 2010, Detrital zircon ages from the Chugach terrane, southern Alaska, reveal multiple episodes of accretion and erosion in a subduction complex: Geology, v. 38, p. 459-462, doi: 10.1130/G30719.1.
3. Arnaud, E., 2010, Onset of late Cenozoic glaciation in the Gulf of Alaska: Geological Society of America Abstracts with Programs, v. 42, no. 5, p. 361.
4. Bauer, M.A., Pavlis, G.L., Landes, M., and Hansen, R., 2008, Crustal and lithospheric thickness variations for central Alaska and the Chugach-St. Elias region from P and S receiver functions [abs.]: Eos (Transactions, American Geophysical Union), v. 89, abs. T53B-1945.
5. Berger, A.L., and Spotila, J.A., 2008, Denudation and deformation in a glaciated orogenic wedge: St. Elias orogen, Alaska: Geology, v. 36, p. 523-526, doi: 10.1130/G24883A.1.
6. Berger, A.L., Spotila, J.A., Chapman, J.B., Pavlis, T.L., Enkelmann, E., and Buscher, J., 2008a, Architecture, kinematics, and exhumation of a convergent wedge: A thermochronological investigation of tectonic-climatic interactions within the central St. Elias orogen, Alaska: Earth and Planetary Science Letters, v. 270, p. 13-24, doi: 10.1016/j.epsl.2008.02.034.
7. Berger, A.L., Gulick, S.P., Spotila, J.A., Jaeger, J.M., Chapman, J.B., Lowe, L.A., Pavlis, T.L., Ridgway, K.R., Willems, B., and McAleer, A., 2008b, Quaternary tectonic response to intensified glacial erosion in an orogenic wedge: Nature Geoscience, v. 1, p. 793-799, doi: 10.1038/ngeo334.
8. Bradley, D., Kusky, T., Haeussler, P., Goldfarb, R., Miller, M., Dumoulin, J., Nelson, S.W., and Karl, S., 2003, Geologic signature of early Tertiary ridge subduction in Alaska, in Sisson, V.B., et al., eds., Geology of a transpressional orogen developed during ridge-trench inter action along the north Pacific margin: Geological Society of America Special Paper 371, p. 19-50, doi: 10.1130/0-8137-2371-X.19.
9. Brennan, P., Ridgway, K., Witmer, J., and Valencia, V.A., 2009, Stratigraphy and provenance of the Poul Creek formation in the Chugach-St. Elias mountains, Southeast Alaska: Insights on Eocene-Miocene sedimentation in the Gulf of Alaska: Geological Society of America Abstracts with Programs, v. 41, no. 7, p. 306.
10. Broadwell, M.S., 2001, Geometry and kinematics of the Yakataga anticline, Icy Bay, Alaska [M.S. thesis]: Fairbanks, University of Alaska, 76 p.
11. Bruhn, R.L., and Pavlis, T.L., 1981, Late Cenozoic deformation in the Matanuska Valley, Alaska: Three-dimensional strain in a forearc region: Geological Society of America Bulletin, v. 92, p. 282-293, doi: 10.1130/0016-7606(1981)92<282:LCDITM>2.0.CO;2.
12. Bruhn, R.L., Pavlis, T.L., Plafker, G., and Serpa, L., 2004, Deformation during terrane accretion in the Saint Elias orogen, Alaska: Geological Society of America Bulletin, v. 116, p. 771-787, doi: 10.1130/B25182.1.
13. Bruns, T.R., 1982, Structure and petroleum potential of the continental margin between Cross Sound and Icy Bay, northern Gulf of Alaska: U.S. Geological Survey Open-File Report 82-929, 64 p.
14. Bruns, T.R., 1983, Structure and petroleum potential of the Yakutat segment of the northern Gulf of Alaska conti-nental margin: U.S. Geological Survey Miscellaneous Field Studies 1480, 22 p.
15. Campbell, R.B., and Dodds, C.J., 1982, Geology of Mt. St. Elias, Yukon Territory: Geological Survey of Canada Open File 830, scale 1:125,000.
16. Chapman, J.B., Pavlis, T.L., Gulick, S.P., Berger, A.L., Lowe, L.L., Spotila, J.A., Bruhn, R.L., Vorkink, M., Koons, P., Barker, A., Picornell, C., Ridgway, K., Hallet, B., Jaeger, J., and McCalpin, J., 2008, Neotec tonics of the Yakutat Collision: Changes in deformation driven by mass redistribution, in Freymueller, J.T., et al., eds., Active tectonics and seismic potential of Alaska: American Geophysical Union Geophysical Monograph 179, p. 65-81.
17. Christeson, G.L., Gulick, S.P., van Avendonk, H.J., Worthington, L.L., Reece, R.S., and Pavlis, T.L., 2010, The Yakutat terrane: Dramatic change in crustal thickness across the Transition fault, Alaska: Geology, v. 38, p. 895-898, doi: 10.1130/G31170.1.
18. DeMets, C., Gordon, R.G., Argus, D.F., and Stein, S., 1994, Effect of recent revisions of geomagnetic reversal timescale on estimate of current plate motions: Geophysical Research Letters, v. 21, p. 2191-2194, doi: 10.1029/94GL02118.
19. Doser, D.I., Wiest, K.R., and Sauber, J.M., 2007, Seismicity of the Bering Glacier region and its relation to tectonic and glacial processes: Tectonophysics, v. 439, p. 119-127, doi: 10.1016/j.tecto.2007.04.005.
20. Dusel-Bacon, C., 1994, Metamorphic history of Alaska, in Plafker, G., and Berg, H.C., eds., The geology of Alaska: Boulder, Colorado, Geological Society of America, Geology of North America, v. G-1, p. 495-533.
21. Eberhart-Phillips, D., Christensen, D.H., Brocher, T.M., Hansen, R., Ruppert, N.A., Haeussler, P.J., and Abers, G.A., 2006, Imaging the transition from Aleutian subduction to Yakutat collision in central Alaska, with local earthquakes and active source data: Journal of Geophysical Research, v. 111, B11303, 31 p., doi: 10.1029/2005JB004240.
22. Elliott, J.L., Freymueller, J.T., and Larsen, C.F., 2009, Deformation styles along the Southern Alaska margin constrained by GPS: Eos (Transactions, American Geophysical Union), v. 90, no. 52, abs. G23D-05.
23. Elliott, J.L., Larsen, C.F., Freymueller, J.T., and Motyka, R.J., 2010, Tectonic block motion and glacial isostatic adjustment in southeast Alaska and adjacent Canada constrained by GPS measurements: Journal of Geophysical Research, v. 115, B09407, 21 p., doi: 10.1029/2009JB007139.
24. Enkelmann, E., Garver, J.I., and Pavlis, T.L., 2008, Rapid exhumation of ice-covered rocks of the Chugach-St. Elias orogen, Southeast Alaska: Geology, v. 36, p. 915-918, doi: 10.1130/G2252A.1.
25. Enkelmann, E., Zeitler, P.K., Garver, J.I., Pavlis, T.L., and Hooks, B., 2010, The thermochronological record of tectonic and surface process interaction at the Yakutat-North American collision zone in southeast Alaska: American Journal of Science, v. 310, p. 231-260, doi: 10.2475/04.2010.01.
26. Enkelmann, E., Zeitler, P.K., Pavlis, T.L., Garver, J.I., and Ridgway, K.D., 2009, Intense localized rock uplift and erosion in the St. Elias orogen of Alaska: Nature Geoscience, v. 2, p. 360-363, doi: 10.1038/ngeo502.
27. Estabrook, C.H., Nabelek, J.L., and Lerner-Lam, J.L., 1992, Tectonic model of the Pacific-North American plate boundary in the Gulf of Alaska from broadband analysis for the 1979 St. Elias, Alaska, earthquake and its aftershocks: Journal of Geophysical Research, v. 97, p. 6587-6612, doi: 10.1029/92JB00131.
28. Eyles, C.H., and Lagoe, M.B., 1990, Sedimentation patterns and facies geometries on a temperate glacially-influenced continental shelf: The Yakataga Formation, Middleton Island, Alaska, in Dowdeswell, J.A., and Scourse, J.D., eds., Glacimarine environments: Processes and sediments: Geological Society of London Special Publication 53, p. 363-386, doi: 10.1144/GSL.SP.1990.053.01.21.
29. Eyles, C.H., Eyles, N., and Lagoe, M.B., 1991, The Yakataga Formation, a late Miocene to Pleistocene record of temperate glacial marine sedimentation in the Gulf of Alaska, in Anderson, J.B., and Ashley, G.M., eds., Glacial-marine sedimentation, paleoclimatic significance: Geological Society of America Special Paper 261, p. 159-180.
30. Ferris, A., Abers, G.A., Christensen, D.H., and Veenstra, E., 2003, High resolution image of the subducted Pacific plate beneath central Alaska, 50-150 km depth: Earth and Planetary Science Letters, v. 214, p. 575-588, doi: 10.1016/S0012-821X(03)00403-5.
31. Fletcher, H.J., and Freymueller, J.T., 2003, New constraints on the motion of the Fairweather fault, Alaska, from GPS observations: Geophysical Research Letters, v. 30, 1139, 4 p., doi: 10.1029/2002GL016476.
32. Ford, A.B., Palmer, C.A., and Brew, D.A., 1996, Geochemistry of the andesitic Admiralty Island Volcanics; an Oligocene rift-related basalt to rhyolite volcanic suite of southeastern Alaska, in Moore, T.E., and Dumoulin, J.A., eds., Geologic studies in Alaska by the U.S. Geological Survey, 1994: U.S. Geological Survey Bulletin 2152, p. 177-204.
33. Gehrels, G.E., 2000, Reconnaissance geology and U-Pb geochronology of the west flank of the Coast Mountains between Juneau and Skagway, southeastern Alaska, in Stowell, H.H., and McClelland, W.C., eds., Tectonics of the Coast Mountains, southern Alaska and British Columbia: Geological Society of America Special Paper 343, p. 213-233, doi: 10.1130/0-8137-2343-4.213.
34. Gradstein, F.M., Ogg, J.G., and Smith, A.G., 2005, A geologic time scale 2004: London, Cambridge University Press, 610 p.
35. Gulick, S.P., Lowe, L., Pavlis, T.L., Gardner, J.V., and Mayer, L.A., 2007, Geophysical insights into the Transition fault debate: Propagating strike slip in response to stalling Yakutat block: Geology, v. 35, p. 763-766, doi: 10.1130/G23585A.1.
36. Haeussler, P.J., Gehrels, G.E., and Karl, S., 2005, Constraints on the age and provenance of the Chugach terrane accretionary complex from detrital zircons in the Sitka Greywacke, near Sitka, Alaska, in Haeussler, P.J., and Galloway, J., eds., Studies by the U.S. Geological Survey in Alaska, 2004: U.S. Geological Survey Professional Paper 1709-F, p. 1-24.
37. Hudson, T., Plafker, G., and Dixon, K., 1982, Horizontal offset history of the Chatham Strait Fault, in Coonrad, W.L., ed., United States Geological Survey in Alaska; accomplishments during 1980: U.S. Geological Survey Circular 844, p. 128-132.
38. Jones, D.L., and Clark, S.H.B., 1973, Upper Cretaceous (Maestrichtian) fossils from the Kenai-Chugach mountains, Kodiak and Shumagin Islands, southern Alaska: U.S: Geological Survey Journal of Research, v. 1, p. 125-136.
39. Koons, P.O., Hooks, B.P., Pavlis, T.L., Upton, P., and Barker, A.D., 2010, Three-dimensional mechanics of Yakutat convergence in the southern Alaskan plate corner: Tectonics, v. 29, TC4008, doi: 10.1029/2009TC002463.
40. Krantz, R.W., 1988, Multiple fault sets and three-dimensional strain: Theory and application: Journal of Structural Geology, v. 10, p. 225-237, doi: 10.1016/0191-8141(88)90056-9.
41. Lagoe, M.B., and Zellers, S.D., 1996, Depositional and micro faunal response to Pliocene climate change and tec tonics in the eastern Gulf of Alaska: Marine Micro paleontology, v. 27, p. 121-140, doi: 10.1016/0377-8398(95)00055-0.
42. Landis, P., 2007, Stratigraphic framework and provenance of the Eocene-Oligocene Kulthieth Formation, Alaska: Implications for paleogeography and tectonics of the early Cenozoic continental margin of northwestern North America [M.S. thesis]: West Lafayette, Indiana, Purdue University, 200 p.
43. Leonard, L.J., Hyndman, R.D., Mazzotti, S., Nykolaishen, L., Schmidt, M., and Hippchen, S., 2007, Current deformation in the northern Canadian Cordillera inferred from GPS measurements: Journal of Geophysical Research, v. 112, B11401, 15 p., doi: 10.1029/2007JB005061.
44. Loney, R.A., Brew, D.A., and Lanphere, M.A., 1967, Post-Paleozoic radiometric ages and their relevance to fault movements, northern southeastern Alaska: Geological Society of America Bulletin, v. 78, p. 511-526, doi: 10.1130/0016-7606(1967)78[511:PRAATR]2.0.CO;2.
45. McAleer, R.J., Spotila, J.A., Enkelmann, E., and Berger, A.L., 2009, Exhumation along the Fairweather fault, southeast Alaska, based on low-temperature thermochronometry: Tectonics, v. 28, TC1007, doi: 10.1029/2007TC002240.
46. McDougall, K., 2007, California Cenozoic biostratigraphy- Paleogene, in Scheirer, A.H., ed., Petroleum systems and geologic assessment of oil and gas in the San Joaquin Basin Province, California: U.S. Geological Survey Professional Paper 1713, 56 p.
47. Meigs, A., Johnston, S., Garver, J., and Spotila, J., 2008, Crustal-scale structural architecture, shortening, and exhumation of an active eroding orogenic wedge (the Chugach/St Elias Range, southern Alaska): Tectonics, v. 27, TC4003, 26 p., doi: 10.1029/2007TC002168.
48. Miller, D.J., 1957, Geology of the southeastern part of the Robinson Mountains, Yakataga District, Alaska: U.S. Geological Survey Oil and Gas Investigation Map OM-187, scale 1:63,360.
49. Miller, D.J., 1971, Geologic map of the Yakataga district, Gulf of Alaska Tertiary province, Alaska: U.S. Geological Survey Miscellaneous Geological Investigation Map I-610, 6 p., 1 sheet, scale 1:125,000.
50. Pavlis, T.L., and Bruhn, R.L., 2011, Application of LIDAR to resolving bedrock structure in areas of poor exposure: An example from the STEEP study area, southern Alaska: Geological Society of America Bulletin, v. 123, p. 206-217, doi: 10.1130/B30132.1.
51. Pavlis, T.L., and Sisson, V.B., 1995, Structural history of the Chugach Metamorphic Complex in the Tana River region, eastern Chugach Mountains, Alaska: A record of tectonic processes during Eocene subduction of the Kula-Farallon spreading center: Geological Society of America Bulletin, v. 107, p. 1333-1355, doi: 10.1130/0016-7606(1995)107<1333:SHOTCM>2.3.CO;2.
52. Pavlis, T.L., Picornell, C., Serpa, L., Bruhn, R.L., and Plafker, G., 2004, Tectonic processes during oblique collision: Insights from the St. Elias orogen, northern North American Cordillera: Tectonics, v. 23, TC3001, 14 p., doi: 10.1029/2003TC001557.
53. Plafker, G., 1971, Possible future petroleum resources of Pacific margin Tertiary basin, Alaska, in Cram, I.H., ed., Future petroleum provinces of North America: American Association of Petroleum Geologists Memoir 15, p. 120-135.
54. Plafker, G., 1987, Regional geology and petroleum potential of the northern Gulf of Alaska, in Scholle, D.W., et al., eds., Geology and resource potential of the continental margin of the western North American and adjacent ocean basins-Beaufort Sea to Baja California: Circum-Pacific Council for Energy and Mineral Resources Earth Science Series, v. 6, p. 229-268.
55. Plafker, G., and Addicott, W.O., 1976, Glaciomarine deposits of Miocene through Holocene age in the Yakataga Formation along the Gulf of Alaska margin, Alaska: U.S. Geological Survey Open-File Report 76-84, 36 p.
56. Plafker, G., and Miller, D.J., 1957, Reconnaissance geology of the Malaspina district, Alaska: U.S. Geological Survey Oil and Gas Investigation Map OM-189, 1 sheet, scale 1: 125,000.
57. Plafker, G., and Thatcher, W., 2008, Geological and geophysical evaluation of the mechanisms of the great 1899 Yakutat Bay earthquakes, in Freymueller, J.T., et al., eds., Active tectonics and seismic potential of Alaska: American Geophysical Union Geophysical Monograph 179, p. 215-236.
58. Plafker, G., Bruns, T.R., and Page, R.A., 1975, Interim report on petroleum resource potential and geologic hazards in the Outer Continental Shelf of the Gulf of Alaska Tertiary Province: U.S. Geological Survey Open-File Report 75-592, 74 p.
59. Plafker, G., Jones, D.L., and Pessagno, E.A., 1977, A Cretaceous accretionary flysch and mélange terrane along the Gulf of Alaska margin, in Blean, K.M., ed., The U.S. Geological Survey in Alaska-Accomplishments during 1976: U.S. Geological Survey Circular 751-B, p. B41-B43.
60. Plafker, G., Moore, J.C., and Winkler, G.R., 1994, Geology of the southern Alaska margin, in Plafker, G., and Berg, H.C., eds., The geology of Alaska: Boulder, Colorado, Geological Society of America, Geology of North America, v. G-1, p. 389-449.
61. Rau, W.W., Plafker, G., and Winkler, G.R., 1983, Foraminiferal biostratigraphy and correlations in the Gulf of Alaska Tertiary province: U.S. Geological Survey Oil and Gas Investigations Chart 120, 11 p.
62. Richter, D.H., Preller, C.C., Labay, K.A., and Shew, N.B., 2005, Geology of Wrangell-Saint Elias National Park and Preserve, south-central Alaska: U.S. Geological Survey Scientific Investigations Series Map SIM-2877, scale 1:350,000.
63. Sauber, J., McClusky, S., and King, R., 1997, Relation of ongoing deformation rates to subduction zone processes in southern Alaska: Geophysical Research Letters, v. 24, p. 2853-2856, doi: 10.1029/97GL52979.
64. Savage, J.C., and Lisowski, M., 1986, Strain accumulation in the Yakataga seismic gap, southern Alaska: Journal of Geophysical Research, v. 91, p. 9495-9506, doi: 10.1029/JB091iB09p09495.
65. Sisson, V.B., Poole, A.R., Harris, N.R., Cooper-Burner, H., Pavlis, T.L., Copeland, P., Donelick, R., and McClelland, W., 2003, Geochemical and geochronological constraints for genesis of a tonalite-trondhjemite suite and associated mafic intrusive rocks in the eastern Chugach Mountains, Alaska: A record of ridge-transform subduction, in Sisson, V.B., et al., eds., Geology of a transpressional orogen developed during ridge-trench interaction along the north Pacific margin: Geological Society of America Special Paper 371, p. 293-326, doi: 10.1130/0-8137-2371-X.293.
66. Spotila, J.A., and Berger, A.L., 2010, Exhumation at orogenic indentor corners under long-term glacial conditions: Example of the St. Elias orogen, Southern Alaska: Tectonophysics, v. 490, p. 241-256, doi: 10.1016/j.tecto.2010.05.015.
67. Wallace, W.K., 2008, Yakataga fold-and-thrust belt: Structural geometry and tectonic implications of a small continental collision zone, in Freymueller, J.T., et al., eds., Active tectonics and seismic potential of Alaska: American Geophysical Union Geophysical Monograph 179, p. 237-256.
68. Witmer, J.W., Ridgway, K.D., Enkelmann, E., Brennan, P., and Valencia, V.A., 2009, Deposition, provenance and exhumation of Neogene strata at the syntaxis of the Chugach-St. Elias Range: Geological Society of America Abstracts with Programs, v. 41, no. 7, p. 306.
69. Worthington, L.L., Gulick, S.P., and Pavlis, T.L., 2008, Identifying active structures in the Kayak Island and Pamplona zones: Implications for offshore tectonics of the Yakutat microplate, Gulf of Alaska, in Freymueller, J.T., et al., eds., Active tectonics and seismic potential of Alaska: American Geophysical Union Geophysical Monograph 179, p. 257-268.
70. Worthington, L.L., Gulick, S.P., and Pavlis, T.L., 2010, Coupled stratigraphic and structural evolution of a glaciated orogenic wedge, offshore St. Elias Orogen, Alaska: Tectonics, v. 29, TC6013, 27 p., doi: 10.1029/2010TC002723.
71. Zellers, S.D., 1995, Foraminiferal sequence biostratigraphy and seismic stratigraphy of a tectonically active margin; the Yakataga Formation, northeastern Gulf of Alaska: Marine Micropaleontology, v. 26, p. 255-271, doi: 10.1016/0377-8398(95)00031-3.