1-20 OF 100 RESULTS FOR

Parinacota

Results shown limited to content with bounding coordinates.
Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
×Close Modal
Sort by
Journal Article
Journal: GSA Bulletin
Published: 01 November 2015
GSA Bulletin (2015) 127 (11-12): 1681-1688.
...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...
FIGURES | View All (5)
Journal Article
Journal: GSA Bulletin
Published: 01 March 2007
GSA Bulletin (2007) 119 (3-4): 343-362.
...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...
FIGURES | View All (8)
Journal Article
Published: 01 March 2001
American Mineralogist (2001) 86 (3): 254-264.
...) the Sandwich Horizon in the Skaergaard intrusion in Greenland; (3) rhyodacites, dacites, and andesites from the Sajama, Porquesa, and Parinacota volcanoes in the Andes; (4) the Fish Canyon Tuff in Colorado; and (5) a quartz-rich, calc-silicate gneiss adjacent to the Horse Creek Anorthosite Complex in Wyoming...
FIGURES | View All (7)
Image
Google Earth image of <b>Parinacota</b> 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.
Image
10 Be DATA AND EXPOSURE AGES FOR THE DEBRIS AVALANCHE AT <b>PARINACOTA</b>
Published: 01 November 2015
TABLE 1. 10 Be DATA AND EXPOSURE AGES FOR THE DEBRIS AVALANCHE AT PARINACOTA
Image
10 Be ages for <b>Parinacota</b> 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.
Image
AGE LIMITS ON THE DEBRIS AVALANCHE AT <b>PARINACOTA</b> VOLCANO
Published: 01 November 2015
TABLE 2. AGE LIMITS ON THE DEBRIS AVALANCHE AT PARINACOTA VOLCANO
Image
Summary of age limits on the debris avalanche at <b>Parinacota</b>. 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.
Image
<b>Parinacota</b> dome  238 U- 230 Th crystallization ages. On an equiline diagram...
in > Geology
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
Image
<b>Parinacota</b> volcano, northern Chile
in > Elements
Published: 01 August 2007
Parinacota volcano, northern Chile
Image
BSE image of complex resorption and regrowth patterns in <b>Parinacota</b> plagioc...
in > Elements
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
Image
( A ) BSE image of a zoned plagioclase crystal from <b>Parinacota</b> volcano. ( B...
in > Elements
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.
Image
TABLE 5. REPRESENTATIVE WHOLE-ROCK MAJOR-ELEMENT COMPOSITIONS OF <b>PARINACOTA</b>...
Published: 01 March 2007
TABLE 5. REPRESENTATIVE WHOLE-ROCK MAJOR-ELEMENT COMPOSITIONS OF PARINACOTA LAVAS
Image
TABLE 6. ESTIMATED ERUPTED VOLUMES FOR <b>PARINACOTA</b> AND CORRESPONDING ERUPTIV...
Published: 01 March 2007
TABLE 6. ESTIMATED ERUPTED VOLUMES FOR PARINACOTA AND CORRESPONDING ERUPTIVE FLUXES
Image
Figure 3. Geologic map of Volcán <b>Parinacota</b>, 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.
Image
Figure 8. Time line of events at Volcán <b>Parinacota</b> 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
Image
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
Image
Parque Nacional de Lauca (Lauca National Park) in northernmost Chile with t...
in > Elements
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 .
Image
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
Image
Stratovolcanoes in the Central Andes at the border between northern Chile a...
in > Elements
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