geologic transects across cordilleran mexico

GEOLOGIC TRANSECTS ACROSS CORDILLERAN MEXICO
CONTENTS
FOREWORD
Dante J. Morán Zenteno
iii
FIELD TRIP 1, MARCH 28-30
Pliocene sedimentary units and tectonic evolution at the Santa Rosalía- Loreto region, Gulf of California
Jorge Ledesma-Vázquez and Markes E. Johnson
1
FIELD TRIP 2, MARCH 29-31
Ridge-trench interactions and the ongoing capture of the Baja California microplate—new insights from
the southern Gulf extensional province
John M. Fletcher, José Antonio Pérez-Venzor, Gerardo González-Barba, and J. Jorge Aranda-Gómez
13
FIELD TRIP 3: APRIL 5-7
Geology of northern Sierra Madre Occidental, eastern Sonora and western Chihuahua, Mexico
Jaime Roldán-Quintana, Thierry Calmus, Fred W. McDowell, Ricardo Amaya-Martínez, and Hervé Bellon
33
FIELD TRIP 4: APRIL 5-9
Continental edge tectonics of Isla Tiburón, Sonora, Mexico
Michael Oskin and Arturo Martín-Barajas
53
FIELD TRIP 5: MARCH 25-30
Cenozoic volcanic-tectonic development of northwestern Mexico—a transect across the Sierra Madre
Occidental volcanic field and observations on extension-related magmatism in the southern Basin and Range
and Gulf of California tectonic provinces
José Jorge Aranda-Gómez, Christopher D. Henry, James F. Luhr, and Fred W. McDowell
71
FIELD TRIP 6: APRIL 5-8
Three superimposed volcanic arcs in the southern Cordillera—from the Early Cretaceous to the Miocene,
Guanajuato, Mexico
José Jorge Aranda-Gómez, Martha M Godchaza, Gerardo de Jesús Aguirre-Díaz, Bill Bonnichsen, and
Juventino Martínez-Reyes
123
FIELD TRIP 7: MARCH 30-31
Basaltic volcanism and submarine hydrothermal activity in Punta Mita, Nayarit, Mexico
Rosa María Prol-Ledesma, C. Canet, Gustavo Tolson, Armando García-Palomo, R. Millet, MA. Rubio,
R. Torres-de León, and J.S. Huicochea-Alejo
169
FIELD TRIP 8: MARCH 31
The Puerto Vallarta Batholith and Cuale Mining District, Jalisco, Mexico—high diversity parenthood of
continental arc magmas and Kuroko-type volcanogenic massive sulphide deposits
Peter Schaaf, Brian V. Hall, and Thomas Bissig
183
FIELD TRIP 9: APRIL 4-6
Geology and tectonic evolution of fue western Guerrero terrane—a transect from Puerto Vallarta to
Zihuatanejo, Mexico
Elena Centeno-García, Pedro Corona-Chávez, Óscar Talavera-Mendoza, and Alex Iriondo
201
FIELD TRIP 10: APRIL 4-7
Main geologic and biostratigraphic features of the Cretaceous of southwestern Mexico (Guerrero terrane)
Jerjes Pantoja-Alor and J.A. Gómez-Caballero
229
FIELD TRIP 11: APRIL 4-6
Tertiary magmatism and tectonic deformation along the Cuernavaca-Acapulco transect
Dante J. Morán-Zenteno, Barbara Martiny, Leticia Alba-Aldave, Enrique González-Torres, Teodoro
Hernández-Treviño, and Susana A. Alaniz-Álvarez
261
FIELD TRIP 12: APRIL 4-10
Paleozoic and Precambrian rocks of southern Mexico—Acatlán and Oaxacan complexes
J. Duncan Keppie, L.A. Solari, Fernando Ortega-Gutiérrez, Mariano Elías-Herrera, and R.D. Nance
281