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southern Peru

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Journal Article
Journal: Economic Geology
Published: 01 June 2013
Economic Geology (2013) 108 (4): 625-639.
...Adam T. Simmons; Richard M. Tosdal; Joseph L. Wooden; Rubén Mattos; Oscar Concha; Stuart McCracken; Timothy Beale Abstract The Paleocene to Eocene southern Peru porphyry belt contains three significant porphyry Cu-Mo deposits at Cuajone, Quellaveco, and Toquepala. Ten new zircon U-Pb Sensitive High...
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Journal Article
Journal: Geosphere
Published: 27 July 2017
Geosphere (2017) 13 (5): 1392-1407.
... and southern Peru. Thirty-eight of these seismic stations ( Fig. 1 , green diamonds) were deployed (October 2010 to June 2013) for the PULSE temporary network ( Wagner et al., 2010 ; Eakin et al., 2014 ). We also used data from eight seismometers ( Fig. 1 , purple diamonds) deployed (October 2010 to July 2012...
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Journal Article
Journal: Economic Geology
Published: 01 February 1984
Economic Geology (1984) 79 (1): 172-176.
Journal Article
Published: 01 May 2019
Seismological Research Letters (2019) 90 (5): 1820-1835.
...Hyunsun Kang; YoungHee Kim ABSTRACT Significant subduction‐zone complexity in southern Peru has been attributed to the subducting Nazca ridge. In this study, we constrained the seismic structure of the Nazca plate to the region where the ridge is subducting and its plate geometry transitions from...
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Journal Article
Published: 03 June 2016
Geological Magazine (2016) 153 (5-6): 1013-1041.
...NICHOLAS D. PEREZ; BRIAN K. HORTON; NADINE McQUARRIE; KONSTANZE STÜBNER; TODD A. EHLERS Abstract A balanced cross-section spanning the Eastern Cordillera and Subandean Zone of southern Peru (13–15°S) constrains ~130 km (38%) of Cenozoic orogen-normal SW–NE Andean deformation accommodated by thick...
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Journal Article
Published: 05 February 2016
Journal of the Geological Society (2016) 173 (3): 405-418.
... Pisco Basin sedimentary strata exposed in the Ica desert, southern Peru. Gypsum veins vary considerably in dimensions, attitudes and timing, and can develop in layered and moderately fractured rocks also in the absence of evaporitic layers. Veins occur both as diffuse features, confined to certain...
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Journal Article
Published: 01 November 2015
American Mineralogist (2015) 100 (11-12): 2484-2496.
.... Arseneau V. Schmidt P. ( 2009 ) The nonsulphide zinc deposit at Accha (southern Peru): geological and mineralogical characterization . Economic Geology , 104 , 267 – 289 . Borg G. Kärner K. Buxton M. Armstrong R. Van Der Merwe S.W. ( 2003 ) Geology of the Skorpion...
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Journal Article
Journal: Lithosphere
Published: 01 April 2015
Lithosphere (2015) 7 (2): 117-137.
...Brian K. Horton; Nicholas D. Perez; Justin D. Fitch; Joel E. Saylor Abstract Sedimentologic, provenance, geochronologic, and magnetostratigraphic results from clastic nonmarine deposits in the northern Altiplano Plateau of southern Peru (14–15°S) demonstrate late Eocene–Oligocene (37–26 Ma...
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Journal Article
Journal: Economic Geology
Published: 01 January 2015
Economic Geology (2015) 110 (1): 73-90.
...Thais Andressa Carrino; Alvaro Penteado Crósta; Catarina Labouré Bemfica Toledo; Adalene Moreira Silva; Johann Lambert Silva Abstract Southern Peru contains several small- and medium-sized epithermal Au-Ag (± base metals) deposits related to Miocene-Pliocene metallogenetic belts. Specifically...
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Series: GCSSEPM
Published: 01 January 2014
DOI: 10.5724/gcs.14.33.0439
EISBN: 978-0-9836097-9-0
..., and support of the central Andean plateau has taken place in Bolivia. However, to the north, Cenozoic intermontane basins in southem Peru present an opportunity to test predictions of the end-member models. Multiple hinterland basins have been targeted that have had little ( e.g ., Ayacucho, Ayaviri, Crucero...
Series: GSA Special Papers
Published: 01 November 2011
DOI: 10.1130/SPE484
Series: GSA Special Papers
Published: 01 November 2011
DOI: 10.1130/2011.2484
... Misti volcano in southern Peru has a record of explosive eruptions and a nearby population of over 810,000, making it a hazardous volcano. The city center of Arequipa, Peru's second most populous city, is 15 km from the summit of Misti, and many neighborhoods are closer. As the population...
Journal Article
Published: 01 August 2010
The Canadian Mineralogist (2010) 48 (4): 1025-1039.
.... These migmatites are the main component of a Grenvillian-age UHT terrane, which is one of the largest Precambrian inliers within the basement of the Andes: the Mollendo–Camana block in southern Peru ( Martignole & Martelat 2003 ). If the amount of celsian (Ba-rich feldspar) is low, the K-feldspar...
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Journal Article
Journal: GSA Bulletin
Published: 01 May 2010
GSA Bulletin (2010) 122 (5-6): 727-742.
... of shortening across the northern margin of the Andean Plateau. The cross-section extent, from the eastern edge of the volcanic arc to the foreland basin, is approximately one half of the physiographic width of the Andean Plateau in Peru. Cross-sectional shortening estimates in southern Peru (12–14°S) provide...
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Journal Article
Journal: Economic Geology
Published: 01 March 2009
Economic Geology (2009) 104 (2): 267-289.
...Maria Boni; Giuseppina Balassone; Vernon Arseneau; Paul Schmidt Abstract The Accha-Yanque zinc belt is located in the southern Altiplano of Peru, a major zinc-rich metallogenic province hosting a number of economic mineral deposits (porphyry copper and skarn ores). Several nonsulfide-type...
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Journal Article
Journal: Geology
Published: 01 May 2008
Geology (2008) 36 (5): 387-390.
... hydrothermal system (see Adams et al., 2001 ) on the way to the surface. A detailed study of plagioclase and other petrological and geochemical data suggests that interaction of two distinct dacitic magmas triggered the A.D. 1600 eruption of Huaynaputina in southern Peru. The study demon strates how...
FIGURES
Journal Article
Journal: Geology
Published: 01 June 2007
Geology (2007) 35 (6): 523-526.
... no evidence for a volcanic flare-up close to the time of uplift ( James and Sacks, 1999 ). Ignimbrite volcanism in southern Peru from ca. 16 to 14 Ma may be related to a small delamination event, although we expect canyon incision would not lag more than 2 m.y. behind significant uplift. Ductile thickening...
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Journal Article
Published: 01 March 2007
Journal of Paleontology (2007) 81 (2): 331-351.
...THOMAS J. DeVRIES Abstract Cenozoic marine deposits of forearc basins in southern Peru contain a molluscan fauna that includes 15 species of turritelline gastropods. Twelve species were previously known; ten from northern Peru or Chile and two species solely from southern Peru. Three new fossil...
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Series: Geological Society, London, Special Publications
Published: 01 January 2005
DOI: 10.1144/GSL.SP.2005.242.01.07
EISBN: 9781862394902
... Detailed map and aerial photograph analysis, together with field mapping, provide detailed information on Holocene and Pleistocene glacier extents and active and fossil rock glaciers along the western margin of the Western Cordillera in southern Peru ( Dornbusch 1997 , 2000 , 2002 ) where ages...
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Journal Article
Published: 01 November 2001
Seismological Research Letters (2001) 72 (6): 673-678.
... results from central Andes , Geochemistry, Geophysics, Geosystems 1 . Comte , D. and M. Pardo ( 1991 ). Reappraisal of great historical earthquakes in the northern Chile and southern Peru seismic gaps , Natural Hazards 4 , 23 – 44 . Comte , D. , L. Dorbath , M. Pardo...
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