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Ultima Esperanza District

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Journal Article
Journal: GSA Bulletin
Published: 05 December 2017
GSA Bulletin (2018) 130 (5-6): 975–998.
... orientation at around 51°S to a nearly E-W orientation in Tierra del Fuego ( Fig. 1 ). In the studied Ultima Esperanza District, the structurally deformed Cretaceous strata have been affected by N-S–trending thrusts, back thrusts, faults, and folds (e.g., Winslow, 1981 ; Wilson, 1991 ). The present-day...
FIGURES | View All (13)
Series: SEPM Field Trip Guide
Published: 01 January 2009
DOI: 10.2110/sepmfg.10.003
EISBN: 9781565762923
... Abstract The Magallanes Basin SEPM Field Conference, February 2009, showcases outcrops of Cretaceous deep-water clastic strata exposed in the Ultima Esperanza District of southernmost Chile from Puerto Natales northward to Torres del Paine National Park. Why travel to the ‘end of the Earth...
FIGURES
Journal Article
Journal: GSA Bulletin
Published: 01 January 1991
GSA Bulletin (1991) 103 (1): 98–111.
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(A) Geologic map of the study area in the <span class="search-highlight">Ultima</span> <span class="search-highlight">Esperanza</span> <span class="search-highlight">District</span> with th...
Published: 05 December 2017
Figure 8. (A) Geologic map of the study area in the Ultima Esperanza District with the Kübler index (KI) results of the glycolated <2 μm fraction showing a decreasing metamorphic degree from west to east. Based on K-Ar fine fraction ages and KI values, the internal domain is subdivided
Image
A)  Satellite image of the <span class="search-highlight">Ultima</span> <span class="search-highlight">Esperanza</span> <span class="search-highlight">District</span> study area, southern C...
Published: 01 May 2005
Figure 1 A) Satellite image of the Ultima Esperanza District study area, southern Chile, including the location of the Tres Pasos Formation outcrop belt. Star in inset map shows the location of the study area in southern South America. 1 = Torres del Paine National Park; 2 = El Chingue Bluff; 3
Series: SEPM Field Trip Guide
Published: 01 January 2009
DOI: 10.2110/sepmfg.10.053
EISBN: 9781565762923
... Abstract Outcrop accessibility: very difficult - Overview accessibility: easy Outcrop Coordinates: 50.8166°S, 72.6947°W Refer to outcrop 11 on location map Outcrops of the Tres Pasos and Dorotea formations in northern Ultima Esperanza District highlighted in this field guide ( outcrops 10...
FIGURES
Series: SEPM Field Trip Guide
Published: 01 January 2009
DOI: 10.2110/sepmfg.10.067
EISBN: 9781565762923
... Abstract Outcrop accessibility: extremely difficult Outcrop Coordinates: 50.7309°S, 72.6324°W Refer to outcrop 15 on location map The stratigraphic section at Cerro Escondido contains the most complete exposure of the Dorotea Formation in the Ultima Esperanza District ( Fig. 15.1 ). Cerro...
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Series: SEPM Field Trip Guide
Published: 01 January 2009
DOI: 10.2110/sepmfg.10
EISBN: 9781565762923
Series: AAPG Studies in Geology
Published: 01 January 2008
EISBN: 9781629810331
... Abstract Conglomeratic deep-water deposits of the Cerro Toro Formation are exposed for more than 100 km (62 mi) along a north–south trending outcrop belt in the Ultima Esperanza District of southern chile. The deposits accumulated within a broad channel belt (4–5 km [2.5–3.1 mi] wide...
FIGURES | View All (9)
Series: AAPG Memoir
Published: 01 January 2007
DOI: 10.1306/1209863M873265
EISBN: 9781629810072
... Abstract Large-scale vertical to subvertical clastic intrusions (as much as 67 m [219 ft] wide and >100 m [>330 ft] high) are present in Cretaceous strata (Cerro Toro Formation) of the Ultima Esperanza district, southern Chile. The injectites emanate from the margins of submarine-channel...
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Series: Geological Society, London, Special Publications
Published: 01 January 2005
DOI: 10.1144/GSL.SP.2005.244.01.03
EISBN: 9781862394926
... Abstract The Tres Pasos Formation, Magallanes Basin, Chile, represents the deposit of a submarine slope depositional system. The formation is approximately 1500 m thick where exposed in the Ultima Esperanza district of southernmost Chile. It is characterized by a basal turbiditic sandstone unit...
FIGURES | View All (27)
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Generalized stratigraphic column for the Magallanes Basin, <span class="search-highlight">Ultima</span> <span class="search-highlight">Esperanza</span>...
Published: 15 March 2023
Fig. 2 Generalized stratigraphic column for the Magallanes Basin, Ultima Esperanza District, southern Chile, and stratigraphic architectural column of the Silla Syncline area showing in the blue rectangle the studied deposits. Main lithostratigraphic formations, tectonic phases, depositional
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Figure 1. Simplified geologic map of the southern Andes (compiled and modif...
Published: 01 November 2005
of Figure 1 in South America; boxes show the area of interest and the locations of Figure 3 (Ultima Esperanza district), Figure 4 , and Figure 6 .
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(A) Simplified geological map with the main geological units and the locati...
Published: 05 December 2017
Figure 1. (A) Simplified geological map with the main geological units and the location of the study area ( Fig. 8 ) in the Ultima Esperanza District marked by a black rectangle (50 km × 50 km). The Upper Jurassic bimodal volcanic rocks include the Tobífera Formation and the Sarmiento ophiolite
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Generalized composite stratigraphic section for the Rocas Verdes and Magall...
Published: 01 September 2011
Figure 4. Generalized composite stratigraphic section for the Rocas Verdes and Magallanes Basins in the Ultima Esperanza District, Chile, and Santa Cruz Province, Argentina. Stratigraphic thicknesses and depositional environments are compiled from Katz (1963) , Natland et al. (1974) , Wilson
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FIGURE 1 —Overview of the Patagonian study area. A) Landsat image of Sierra...
Published: 01 April 2008
FIGURE 1 —Overview of the Patagonian study area. A) Landsat image of Sierra del Toro and Cordillera Manuel Señoret, Ultima Esperanza District, southern Chile. Conglomerate of the Cerro Toro Formation caps snow-covered peaks (channel outline from Hubbard et al., 2008 ). Numbers = measured section
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Location map of the Upper Cretaceous Tres Pasos and Dorotea formations of t...
Published: 01 July 2009
Figure 1 Location map of the Upper Cretaceous Tres Pasos and Dorotea formations of the Magallanes Basin, southern Chile. A) Regional geography of the Ultima Esperanza District of southern Chile and El Calafate area of Argentina. Tres Pasos and Dorotea formations are shaded in gray and black
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(A) Geologic map of the Patagonian fold-and-thrust belt and Magallanes fore...
Published: 01 September 2011
Figure 3. (A) Geologic map of the Patagonian fold-and-thrust belt and Magallanes foreland basin between 50°S and 52°S, encompassing the Ultima Esperanza District in Chile and the Santa Cruz Province in Argentina. Geology is based on new mapping and adaptation of previous mapping by Wilson (1983
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Compilation of existing stratigraphic ages for the Cretaceous stratigraphic...
Published: 05 December 2017
Figure 2. Compilation of existing stratigraphic ages for the Cretaceous stratigraphic units within the Ultima Esperanza District (51°S). Radiometric U/Pb zircon dates were derived from interbedded volcanic ash layers and lava flows (crystallization age) and from detrital zircon populations
Journal Article
Journal: GSA Bulletin
Published: 01 November 2005
GSA Bulletin (2005) 117 (11-12): 1596–1614.
... of Figure 1 in South America; boxes show the area of interest and the locations of Figure 3 (Ultima Esperanza district), Figure 4 , and Figure 6 . ...
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