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Lassiter Coast

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Journal Article
Journal: GSA Bulletin
Published: 22 January 2018
GSA Bulletin (2018) 130 (7-8): 1177-1196.
... plate reorganization. New U-Pb geochronology from the Lassiter Coast intrusive suite in the southern Antarctic Peninsula identifies a major magmatic event in the interval 130–102 Ma that was characterized by three distinct peaks in granitoid emplacement at 130–126 Ma, 118–113 Ma, and 108–102 Ma...
FIGURES | View All (10)
Journal Article
Published: 01 November 2012
Journal of the Geological Society (2012) 169 (6): 759-771.
... Ma, >13000 km 2 Cretaceous Lassiter Coast Intrusive Suite, during the accretionary mid-Cretaceous Palmer Land Event orogeny. A previously undated >100 m thick dyke-like quartz tonalite intrusion was emplaced at 116.5 ± 1.5 Ma (Ar–Ar biotite cooling age) along a NW–SE axis, coeval with NW–SE...
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Journal Article
Journal: GSA Bulletin
Published: 01 December 1986
GSA Bulletin (1986) 97 (12): 1521-1533.
...WALTER R. VENNUM; PETER D. ROWLEY Abstract Calc-alkaline plutonic rocks of the Lower Cretaceous Lassiter Coast Intrusive Suite are the predominant rocks exposed in the Lassiter, Orville, and southern Black Coasts and eastern Ellsworth Land of West Antarctica. Compositions range from granite...
Journal Article
Published: 01 April 1979
American Mineralogist (1979) 64 (3-4): 268-273.
Journal Article
Journal: Economic Geology
Published: 01 August 1975
Economic Geology (1975) 70 (5): 982-987.
Image
Outcrop images of granitoids from the <b>Lassiter</b> <b>Coast</b> intrusive suite. (A) S...
Published: 22 January 2018
Figure 3. Outcrop images of granitoids from the Lassiter Coast intrusive suite. (A) Sample R.7180.1: zones of grain-size reduction are consistent with mylonite formation in brittle/ductile shear zone. (B) Sample P14.25.1: quartz diorite with a pronounced tectonic foliation. (C) Sample P14.46.1
Image
Compiled structural data for the <b>Lassiter</b> <b>Coast</b>, showing: (A) WNW-ESE tecto...
Published: 22 January 2018
Figure 7. Compiled structural data for the Lassiter Coast, showing: (A) WNW-ESE tectonic compression preceding Lassiter Coast intrusive suite emplacement, as recorded by the poles to the tilted bedding of the Latady Formation host rocks; (B) synemplacement WNW-ESE compression as recorded
Journal Article
Journal: Geosphere
Published: 09 April 2019
Geosphere (2019) 15 (3): 642-658.
...Jaime D. Barnes; Jeffrey Cullen; Shaun Barker; Samuele Agostini; Sarah Penniston-Dorland; John C. Lassiter; Andreas Klügel; Laura Wallace Abstract In order to trace the cycling of fluid-mobile elements (FMEs) through subduction zone forearcs, we collected water samples from two warm and 16 cold...
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Image
Concordia diagrams for analyzed zircon grains from granitoids of the <b>Lassit</b>...
Published: 22 January 2018
Figure 4. Concordia diagrams for analyzed zircon grains from granitoids of the Lassiter Coast intrusive suite, Antarctic Peninsula. Dashed ellipses were not included in the age calculation, and the bold ellipse is the calculated age. MSWD—mean square of weighted deviates. (A) Sample R.7183.2
Image
Concordia diagrams for analyzed zircon grains from granitoids of the <b>Lassit</b>...
Published: 22 January 2018
Figure 4. Concordia diagrams for analyzed zircon grains from granitoids of the Lassiter Coast intrusive suite, Antarctic Peninsula. Dashed ellipses were not included in the age calculation, and the bold ellipse is the calculated age. MSWD—mean square of weighted deviates. (A) Sample R.7183.2
Image
Map of the Antarctic Peninsula showing the extent of the V1 volcanism of th...
Published: 03 November 2016
Fig. 2. Map of the Antarctic Peninsula showing the extent of the V1 volcanism of the Mount Poster and Brennecke formations and the locations and ages of the Early Jurassic plutonic rocks. The extent of the mid-Cretaceous Lassiter Coast intrusive suite is also shown.
Image
Map of the southern Antarctic Peninsula (Palmer Land) showing the extent of...
Published: 22 January 2018
Figure 2. Map of the southern Antarctic Peninsula (Palmer Land) showing the extent of the mid-Cretaceous Lassiter Coast intrusive suite and the locations of the samples analyzed as part of this study. EPSLZ—Easter Palmer Land shear zone; WB—putative extent of the Werner Batholith; Gl.—Glacier.
Journal Article
Published: 07 January 2010
Geological Magazine (2010) 147 (4): 581-595.
.... , Vaughan A. P. M. & Pankhurst R. J. 2005 . Age and tectonic significance of the Lassiter Coast Intrusive Suite, Eastern Ellsworth Land, Antarctic Peninsula . Antarctic Science 17 , 443 –52. Halle T. G. 1913 . The Mesozoic flora of Graham Land . Wissenschaftliche Ergebnisse...
Image
(A) Age histograms and cumulative frequency curves for the age of granitoid...
Published: 22 January 2018
Figure 6. (A) Age histograms and cumulative frequency curves for the age of granitoids from the Lassiter Coast intrusive suite, highlighting the episodicity of the mid-Cretaceous magmatic event. Data sources: U-Pb data—this study; Flowerdew et al. (2005) ; and Vaughan et al. (2002 , 2012b
Journal Article
Journal: GSA Bulletin
Published: 01 July 2014
GSA Bulletin (2014) 126 (7-8): 925-942.
... ages of abandoned surfaces are oldest near the coast (120 ka) and systematically decrease with upstream distance toward the waterfall (<10 ka), suggesting that the waterfall migrated nearly 4 km over the past 120 k.y. at an average rate of 33 mm/yr. Upstream of the knickpoint, cosmogenic nuclide...
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Journal Article
Journal: GSA Bulletin
Published: 01 July 2013
GSA Bulletin (2013) 125 (7-8): 1146-1163.
...Ken L. Ferrier; J. Taylor Perron; Sujoy Mukhopadhyay; Matt Rosener; Jonathan D. Stock; Kimberly L. Huppert; Michelle Slosberg Abstract Erosion of volcanic ocean islands creates dramatic landscapes, modulates Earth’s carbon cycle, and delivers sediment to coasts and reefs. Because many volcanic...
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Image
Representative cathodoluminescence images of analyzed zircon grains from gr...
Published: 22 January 2018
Figure 5. Representative cathodoluminescence images of analyzed zircon grains from granitoids of the Lassiter Coast intrusive suite. Circles indicate the position of analysis. (A) Sample P14.3.1 Copper Nunataks. (B) Sample P14.103.1 Hutton Mountains. (C) Sample R.7629.1 Du Toit Mountains. (D
Image
Reconstruction of Gondwana at  c.  180 Ma showing the extent of the main gr...
Published: 03 November 2016
and Fuegian Batholiths; APB, Antarctic Peninsula Batholith; LCIS, Lassiter Coast Intrusive Suite.
Journal Article
Published: 01 December 1982
Journal of the Geological Society (1982) 139 (6): 713-720.
... palaeogeography of Western Antarctica Antarctic Geoscience 1982 Madison Univ. Wisconsin Press 331 7 Vennum W. R. Meyer C. E. Plutonic garnets from the Werner batholith, Lassiter Coast, Antarctic Peninsula Am. Mineral 1979 64 268 73 Wood C. P. Petrogenesis of garnet-bearing...
Journal Article
Published: 01 December 1983
Journal of the Geological Society (1983) 140 (6): 945-954.
.... Palaeomagnetic results from the Lassiter Coast, Antarctica, and a test for oroclinal bending of the Antarctic Peninsula J. geophys. Res 1978 83 2293 9 Klootwijk C. T. Bingham D. K. The extent of Greater India, III. Palaeomagnetic data from the Tibetan sedimentary Series, Thakkhola Region...