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Lago Buenos Aires

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A: Location of <b>Lago</b> Pueyrredón (LP) and <b>Lago</b> <b>Buenos</b> <b>Aires</b> (LBA), North (NPI...
in > Geology
Published: 01 February 2011
Figure 1. A: Location of Lago Pueyrredón (LP) and Lago Buenos Aires (LBA), North (NPI) and South (SPI) Patagonian ice fields, approximate extent of greatest Patagonian glaciation (GPG) ( Caldenius, 1932 ), and location and ages of limiting 40 Ar/ 39 Ar age constraints for the GPG, which were
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Figure 2. Landsat mosaic of <b>Lago</b> <b>Buenos</b> <b>Aires</b> region. Moraine crests denote...
Published: 01 March 2004
Figure 2. Landsat mosaic of Lago Buenos Aires region. Moraine crests denoted as yellow lines; dashes indicate topographic highs reflecting ice marginal deposits that have been partially eroded. Nomenclature and numbering scheme for moraines is discussed in text. Five basaltic lava flows
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Figure 3. Topographic profile from <b>Lago</b> <b>Buenos</b> <b>Aires</b> east to Perito Moreno ...
Published: 01 March 2004
Figure 3. Topographic profile from Lago Buenos Aires east to Perito Moreno and south to Arroyo Telken (see Fig. 2 ).
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TABLE 1.  14 C DATA ON VARVED SECTION, <b>LAGO</b> <b>BUENOS</b> <b>AIRES</b>
Published: 01 March 2004
TABLE 1. 14 C DATA ON VARVED SECTION, LAGO BUENOS AIRES
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TABLE 2.  10 Be AND  26 Al DATA FROM MORAINE BOULDERS AT <b>LAGO</b> <b>BUENOS</b> <b>AIRES</b>,...
Published: 01 March 2004
TABLE 2. 10 Be AND 26 Al DATA FROM MORAINE BOULDERS AT LAGO BUENOS AIRES, 46.5°S
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TABLE 4. HE DATA FROM MORAINE BOULDERS IN <b>LAGO</b> <b>BUENOS</b> <b>AIRES</b>, 46.5°S
Published: 01 March 2004
TABLE 4. HE DATA FROM MORAINE BOULDERS IN LAGO BUENOS AIRES, 46.5°S
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Figure 1. Location of <b>Lago</b> <b>Buenos</b> <b>Aires</b> moraine sequence. Left map highligh...
Published: 01 March 2004
Figure 1. Location of Lago Buenos Aires moraine sequence. Left map highlights location within Americas, present latitudinal range of Southern Hemisphere Westerlies, and hypothesized glacial coverage during marine isotope stage 2 in black ( Denton and Hughes, 1981 ). Right map highlights place names
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Figure 4. Schematic topographic profile from <b>Lago</b> <b>Buenos</b> <b>Aires</b> to Moreno II...
Published: 01 March 2004
Figure 4. Schematic topographic profile from Lago Buenos Aires to Moreno II with chronology for moraines and varved section. Also shown is 109 ± 3 (2σ) ka Cerro Volcán flow ( Fig. 2 ) stratigraphically underlying Moreno complex. Vertical range of, and horizontal line within, each 14 C symbol
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Figure 5. <b>Lago</b> <b>Buenos</b> <b>Aires</b> record compared with changes in Northern Hemisp...
Published: 01 March 2004
Figure 5. Lago Buenos Aires record compared with changes in Northern Hemisphere ice sheets (i.e., δ 18 O), Vostok dust concentration, other mid-latitude South American glacial geologic records, and insolation. (A) For comparison, over last 200 k.y., δ 18 O ( Shackleton et al., 1990 ) Vostok dust
Journal Article
Journal: GSA Bulletin
Published: 01 March 2004
GSA Bulletin (2004) 116 (3-4): 434-450.
...Figure 2. Landsat mosaic of Lago Buenos Aires region. Moraine crests denoted as yellow lines; dashes indicate topographic highs reflecting ice marginal deposits that have been partially eroded. Nomenclature and numbering scheme for moraines is discussed in text. Five basaltic lava flows...
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Journal Article
Journal: GSA Bulletin
Published: 01 March 2004
GSA Bulletin (2004) 116 (3-4): 308-321.
...TABLE 1. 14 C DATA ON VARVED SECTION, LAGO BUENOS AIRES ...
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Journal Article
Published: 25 June 2018
Geological Magazine (2018) 156 (7): 1285-1294.
... rocks from Gastre coincides with the age of the upper section of the Tres Picos Prieto Formation, a basaltic sequence located at 44° S, near the locality of José de San Martín ( Fig. 1 ; Di Tommaso, unpub. Trabajo Final de Licenciatura, Univ. de Buenos Aires, 1978; Franchi & Page, 1980 ). Further...
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Series: Geological Society, London, Special Publications
Published: 01 January 2017
DOI: 10.1144/SP437.16
EISBN: 9781786202918
.... These projects provided a baseline for understanding the behaviour during the quiescent phase, the post-2000 eruption and the detection of anomalous conditions during 2004, 2011 and 2012 and contributed to improved volcanic surveillance techniques. We thank the Universidad de Buenos Aires (UBACyT 01-W172...
Journal Article
Published: 09 February 2017
Journal of the Geological Society (2017) 174 (3): 405-421.
... for these rocks (see Fig. 12a ). Radiometric age data, mainly derived from the Lago General Carrera–Buenos Aires region at 46 – 47°S ( Fig. 1c ) and from the silicic members, indicate a main volcanic pulse spanning c. 157 – 136 Ma that extends to the south with the El Quemado Complex ( Panza & Haller 2002...
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Series: Geological Society, London, Special Publications
Published: 01 January 2015
DOI: 10.1144/SP396.13
EISBN: 9781862396722
... pulse magnetizer at the Universidad de Buenos Aires, and measured with a Digico spinner magnetometer. IRM acquisition curves were fitted by cumulative log-Gaussian (CLG: Robertson & France 1994 ) functions using the software developed by Kruiver et al. (2001) . Hysteresis loops were measured...
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Journal Article
Journal: PALAIOS
Published: 01 September 2013
PALAIOS (2013) 28 (9): 583-598.
.... 2011 , Registro sedimentológico e isotópico de paleoambientes marinos y transicionales en el Patagoniano (Mioceno) del Lago Argentino : Unpublished Doctoral thesis, University of Buenos Aires , Buenos Aires , 263 p. Cuitiño J.I...
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Journal Article
Journal: GSA Bulletin
Published: 01 May 2016
GSA Bulletin (2016) 128 (5-6): 807-823.
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Figure 10. Comparison of moraine record and dated lava flows at <b>Lago</b> <b>Buenos</b>...
Published: 01 March 2004
Figure 10. Comparison of moraine record and dated lava flows at Lago Buenos Aires and Río Gallegos with orbitally tuned 18 O record from benthic foraminifera in core from equatorial Pacific Ocean Drilling Program site 677 ( Shackleton and Hall, 1989 ). Dust concentration profile from Vostok
Journal Article
Journal: Economic Geology
Published: 01 June 2008
Economic Geology (2008) 103 (4): 865-869.
.... The infrared spectrum was recorded on a Nicolet FT-IR 510P Fourier transform spectrophotometer using the KBr pellet technique, as employed at the Instituto de Química Física de los Materiales, Medio Ambiente y Energía, Universidad de Buenos Aires. Sulfides constitute <3 vol percent of the vein...
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Series: Geological Society, London, Special Publications
Published: 01 January 2006
DOI: 10.1144/GSL.SP.2006.257.01.19
EISBN: 9781862395053
... of the Andean orogeny. To a smaller extent we can find marine sedimentites, Mesozoic continental formations (Lago La Plata, Lago Puelo and Divisadero Formations), and Tertiary sediments and pyroclastic deposits of the Cholila, Ñorquinco and Collón Cura Formations ( Lizuaín 2005 ). The noticeable presence...
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