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Recurso libre

Late Cretaceous adakitic magmatism in east-central Sonora, Mexico, and its relation to Cu-Zn-Ni-Co skarns
Pérez-Segura,Efrén - González-Partida,Eduardo - Valencia,Víctor A.

Formato:	journal article
Enlaces:	The Late Cretaceous-early Tertiary (Laramide) orogeny (90-40 Ma) in the northwestern part of Mexico produced an important calc-alkaline magmatism, accompanied by several associated porphyry copper and skarn deposits. In the Sierra Santo Niño, Sonora, the Bacanora batholith intrusive complex, composed…
Fecha:	2009-08-01
Recurso:	SCIELO

Recurso libre

U-Pb and 40Ar/39Ar geochronology of the coastal Sonora batholith: New insights on Laramide continental arc magmatism
Ramos-Velázquez,Ernesto - Calmus,Thierry - Valencia,Victor - Iriondo,Alexander - Valencia-Moreno,Martín - Bellon,Hervé

Formato:	journal article
Enlaces:	The coastal Sonora batholith comprises a series of Cretaceous granitoids that intruded a metasedimentary basement of possible Mesozoic age. They are partially covered by Tertiary volcanic flows and pyroclastic rocks. In order to elucidate the crystallization and cooling history of…
Fecha:	2008-08-01
Recurso:	SCIELO

Recurso libre

Arizpe sub-basin: A sedimentary and volcanic record of Basin and Range extension in north-central Sonora, Mexico
González-León,Carlos M. - Valencia,Víctor A. - López-Martínez,Margarita - Bellon,Hervé - Valencia-Moreno,Martín - Calmus,Thierry

Formato:	journal article
Enlaces:	The Arizpe sub-basin located in the northern part of the Río Sonora basin is a Basin and Range half-graben that initiated during Late Oligocene time in north-central Sonora. Its ~2.1 km-thick, east-dipping volcanic and sedimentary fill assigned to the Báucarit…
Fecha:	2010-08-01
Recurso:	SCIELO