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Parinacota

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Journal Article

Early Holocene collapse of Volcán Parinacota, central Andes, Chile: Volcanological and paleohydrological consequences

Brian R. Jicha, Benjamin J.C. Laabs, John M. Hora, Brad S. Singer, Marc W. Caffee
Journal: GSA Bulletin
Published: 01 November 2015
GSA Bulletin (2015) 127 (11-12): 1681–1688.
DOI: https://doi.org/10.1130/B31247.1
...Brian R. Jicha; Benjamin J.C. Laabs; John M. Hora; Brad S. Singer; Marc W. Caffee Abstract The catastrophic gravitational collapse of the Old Cone of Volcán Parinacota produced a 6 km 3 debris avalanche that traveled ∼22 km and covered more than 150 km 2 . The Upper Lauca drainage, a broad high...
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Journal Article

Volcano evolution and eruptive flux on the thick crust of the Andean Central Volcanic Zone: 40 Ar/ 39 Ar constraints from Volcán Parinacota, Chile

John M. Hora, Brad S. Singer, Gerhard Wörner
Journal: GSA Bulletin
Published: 01 March 2007
GSA Bulletin (2007) 119 (3-4): 343–362.
DOI: https://doi.org/10.1130/B25954.1
...John M. Hora; Brad S. Singer; Gerhard Wörner Abstract The 163 k.y. history as well as the chemical and 46 km 3 volumetric evolution of Volcán Parinacota are described in detail by new mapping, stratigraphy, and 57 40 Ar/ 39 Ar ages determined from groundmass or sanidine crystals in basaltic...
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Figure 6. Various views from the map area of Figure 3 , indicating key str...

Figure 6. Various views from the map area of Figure 3 , indicating key str...

Published: 01 March 2007
Figure 6. Various views from the map area of Figure 3 , indicating key stratigraphic relations and locations of dated samples from this study. Map units are described in Figure 3 . (A) South side of Volcán Parinacota, photographed from near the south shore of Lago Chungará. Volcán Pomerape
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Figure 8. Time line of events at Volcán <span class="search-highlight">Parinacota</span> over the past 163 k.y.,...

Figure 8. Time line of events at Volcán Parinacota over the past 163 k.y.,...

Published: 01 March 2007
Figure 8. Time line of events at Volcán Parinacota over the past 163 k.y., also depicted in the series of panoramic photos of Volcán Parinacota taken from the south. Black portions of the time line indicate no eruptions. Colored squares each represent 1 km 3 of erupted magma. Cumulative erupted
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Stratovolcanoes in the Central Andes at the border between northern Chile a...

Stratovolcanoes in the Central Andes at the border between northern Chile a...

Published: 01 August 2018
Figure 4 Stratovolcanoes in the Central Andes at the border between northern Chile and Bolivia. ( A ) Photo taken from Ajoya Volcano (5,130 m) looking NE. Volcano name abbreviation letters are, P (Parinacota, 6,348 m), S (Sajama, 6,542 m), Q (Quisi Quisini, a Pleistocene, glaciated volcano). Lago
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Range of P , T , and f O 2 equilibration conditions prior to eruption...

Range of P , T , and f O 2 equilibration conditions prior to eruption...

Published: 01 March 2001
F igure 5. Range of P , T , and f O 2 equilibration conditions prior to eruption for the Sajama, Porquesa, and Parinacota samples. Model estimates suggest similar oxygen fugacity conditions of 2.0–2.5 log f O 2 units above FMQ with decreasing temperatures from Sajama, Porquesa
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Google Earth image of <span class="search-highlight">Parinacota</span> volcano and debris avalanche (outlined by ...

Google Earth image of Parinacota volcano and debris avalanche (outlined by ...

Published: 01 November 2015
Figure 1. Google Earth image of Parinacota volcano and debris avalanche (outlined by white line) extending west of the edifice. Inferred collapse scar (yellow dashed line) is from Hora et al. (2007) . Sample locations are shown in insets as white dots.
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10 Be DATA AND EXPOSURE AGES FOR THE DEBRIS AVALANCHE AT <span class="search-highlight">PARINACOTA</span>

10 Be DATA AND EXPOSURE AGES FOR THE DEBRIS AVALANCHE AT PARINACOTA

Published: 01 November 2015
TABLE 1. 10 Be DATA AND EXPOSURE AGES FOR THE DEBRIS AVALANCHE AT PARINACOTA
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10 Be ages for <span class="search-highlight">Parinacota</span> debris avalanche calculated using the time-consta...

10 Be ages for Parinacota debris avalanche calculated using the time-consta...

Published: 01 November 2015
Figure 3. 10 Be ages for Parinacota debris avalanche calculated using the time-constant production model and calibration from the Peruvian Andes ( Kelly et al., 2013 ). Our preferred age includes all four 10 Be dates. The 10 Be dates are shown with 1σ uncertainties. See text for discussion.
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AGE LIMITS ON THE DEBRIS AVALANCHE AT <span class="search-highlight">PARINACOTA</span> VOLCANO

AGE LIMITS ON THE DEBRIS AVALANCHE AT PARINACOTA VOLCANO

Published: 01 November 2015
TABLE 2. AGE LIMITS ON THE DEBRIS AVALANCHE AT PARINACOTA VOLCANO
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Summary of age limits on the debris avalanche at <span class="search-highlight">Parinacota</span>. All error bars...

Summary of age limits on the debris avalanche at Parinacota. All error bars...

Published: 01 November 2015
Figure 4. Summary of age limits on the debris avalanche at Parinacota. All error bars are 2σ. Half-filled, right-pointing triangles are minimum-limiting ages ( 14 C and 40 Ar/ 39 Ar), and open, left-pointing triangles are maximum-limiting 14 C ages. Black filled circle is the preferred age.
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<span class="search-highlight">Parinacota</span> dome 238 U- 230 Th crystallization ages. On an equiline diagram...

Parinacota dome 238 U- 230 Th crystallization ages. On an equiline diagram...

Published: 01 October 2010
Figure 2. Parinacota dome 238 U- 230 Th crystallization ages. On an equiline diagram, a short-lived burst of crystallization produces a linear isochron. Protracted crystallization (cf. Charlier and Zellmer, 2000 ) produces wedges bounded by isochrons indicating onset and cessation
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<span class="search-highlight">Parinacota</span> volcano, northern Chile

Parinacota volcano, northern Chile

Published: 01 August 2007
Parinacota volcano, northern Chile
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BSE image of complex resorption and regrowth patterns in <span class="search-highlight">Parinacota</span> plagioc...

BSE image of complex resorption and regrowth patterns in Parinacota plagioc...

Published: 01 August 2007
FIGURE 6 BSE image of complex resorption and regrowth patterns in Parinacota plagioclase. Light grey: Ca-rich zones, dark grey: Na-rich zones. ( 1 ) sodic remnant of the initial plagioclase; ( 2 ) calcic plagioclase grown after dissolution of the initial plagioclase; ( 3 ) late oscillatory-zoned
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( A ) BSE image of a zoned plagioclase crystal from <span class="search-highlight">Parinacota</span> volcano. ( B...

( A ) BSE image of a zoned plagioclase crystal from Parinacota volcano. ( B...

Published: 01 August 2007
FIGURE 8 ( A ) BSE image of a zoned plagioclase crystal from Parinacota volcano. ( B ) Fe-Sr plot of growth zones of many similar crystals shows the effect of recharge (higher Fe than in the previous zone) with two distinct magmas: one high in Sr and one low in Sr.
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TABLE 5. REPRESENTATIVE WHOLE-ROCK MAJOR-ELEMENT COMPOSITIONS OF <span class="search-highlight">PARINACOTA</span>...

TABLE 5. REPRESENTATIVE WHOLE-ROCK MAJOR-ELEMENT COMPOSITIONS OF PARINACOTA...

Published: 01 March 2007
TABLE 5. REPRESENTATIVE WHOLE-ROCK MAJOR-ELEMENT COMPOSITIONS OF PARINACOTA LAVAS
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TABLE 6. ESTIMATED ERUPTED VOLUMES FOR <span class="search-highlight">PARINACOTA</span> AND CORRESPONDING ERUPTIV...

TABLE 6. ESTIMATED ERUPTED VOLUMES FOR PARINACOTA AND CORRESPONDING ERUPTIV...

Published: 01 March 2007
TABLE 6. ESTIMATED ERUPTED VOLUMES FOR PARINACOTA AND CORRESPONDING ERUPTIVE FLUXES
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Figure 3. Geologic map of Volcán <span class="search-highlight">Parinacota</span>, revised from Clavero (2002) ...

Figure 3. Geologic map of Volcán Parinacota, revised from Clavero (2002) ...

Published: 01 March 2007
Figure 3. Geologic map of Volcán Parinacota, revised from Clavero (2002) and based on new geochronology and field relations.
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TABLE 1. SUMMARY OF PREVIOUS STRATIGRAPHIC DIVISION OF UNITS AT VOLCÁN PAR...

TABLE 1. SUMMARY OF PREVIOUS STRATIGRAPHIC DIVISION OF UNITS AT VOLCÁN PAR...

Published: 01 March 2007
TABLE 1. SUMMARY OF PREVIOUS STRATIGRAPHIC DIVISION OF UNITS AT VOLCÁN PARINACOTA
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Parque Nacional de Lauca (Lauca National Park) in northernmost Chile with t...

Parque Nacional de Lauca (Lauca National Park) in northernmost Chile with t...

Published: 01 August 2018
Figure 3 Parque Nacional de Lauca (Lauca National Park) in northernmost Chile with the twin volcanoes Parinacota ( front center ) and Pomerape ( rear ). P hoto : G. W örner .