Volcanic Southern Peru Wmorche
Transcript of Volcanic Southern Peru Wmorche
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(Cenozoic) Volcanic History of
Southern Peru
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Geology Southern Peru
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StratigraphyArequipa Region
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Cenozoic Arequipa
Cenozoic Formations Arequipa Region
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StratigraphyMoquegua Region
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Cenozoic Formations Moquegua Region
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Stratigraphy Puno Region
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Cenozoic Lake Titicaca
Cenozoic Formations Puno Region
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Summary I
Subduction related magmatism
• Portugueza // Palla Palla //Barroso Superior
• Ayacucho // Julcani // Barroso Inferior
• Alpabamba
• Caudalosa // Chuntacala // Sillapaca
• Nazca // Huaylillas // Oxaya // Upper Tacaza
• Castrovirreyna
• Sacsaquero // Huilacollo // Lower Tacaza
• Abancay
• Tantara and Sacsaquero // Ataspaca
• Toquepala Group
• Coastal Batholith
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Sebrier fig3
Sebrier and Soler 1988
Alpabamba
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Chronostratigraphic Summary
Campanian - Cenozoic
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Sebrier fig13
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Jaillard 2000 fig 20
Age, location and intensity
of magmatic events and
their relations to Andean
tectonic events
(Jaillard 2000, after Soler 1991)
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Tosdal 84 Lavenu 89 Sempere 90 Ellison 90 Wasteneys 90 Megard 84 Sebrier 88Sebrier
Soler 91Farrar 88
Sandeman 95
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Alpabamba
Barroso?
Capillune?
Sencca?
Barroso?
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Magmatism andMetallogenic Episodes
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CVZ Quaternary
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Magmatic Metallogenic Episodes
Clark 1990
Magmatic and metallogenic episodes of the Central Andes (Clark et al. 1990)
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55-65 Ma
55 - 65 Ma(Petersen 1999)
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45-55 Ma
45 - 55 Ma(Petersen 1999)
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35-45 Ma
35 - 45 Ma(Petersen 1999)
Sacsaquero
Tantara
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25-30 Ma
25 - 30 Ma(Petersen 1999)
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20-25 Ma
20 - 25 Ma(Petersen 1999)
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15-20 Ma
15 – 20 Ma(Petersen 1999)
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10-15 Ma
10 – 15 Ma(Petersen 1999)
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5-10 Ma
5 – 10 Ma(Petersen 1999)
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< 2 – 5 Ma(Petersen 1999)
<2 – 5 Ma
< 2 – 5 Ma(Petersen 1999)
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