West Valley College
14000 Fruitvale Avenue, Saratoga, CA 95070 • Phone (408) 867-2200

Published and Submitted Work

 

Lopez, R., Cameron, K.L., and Jones, N.W., Evidence for Paleoproterozoic, Grenvillian, and Pan-African age crust beneath northeastern Mexico, Precambrian Research, in press, 2001.

J. Duncan Keppie, J. Dostal, F. Ortega-Gutierrez, and R. Lopez, A Grenvillian Arc on the margin of Amazonia: evidence from the southern Oaxaca Complex, southern Mexico, Precambrian Research, in press, 2001.

Weber, B, Lopez, R, and Kohler, H, Isotopic and chemical indications on the origin of the Mixtequita and the Chiapas Batholiths in SE Mexico: Evidences for inherited Grenville and Panafrican basement? EUG XI meeting Strasbourg, Germany, 2001.

Lopez, R., Hosler, D., Pantoja, J., Martiny, B., Morales, J.J., Solis, G., Moran-Zenteno, Coastal and Inland Pb Isotope Groups of Paleocene Cu Ores from the Rio Balsas Basin, Guerrero State, Mexico, EOS Trans, AGU Fall Meeting, #5459, 1999.

Lopez, R., and Cameron, K.L., High-Mg Andesites from the Gila Bend Mountains, southwestern Arizona: evidence for hydrous melting of lithosphere during Miocene extension, Geological Society of America Bulletin, v.109, p.900-914, 1997.

Lopez, R., Moran-Zenteno, D., and Gutierrez-Ortega, F., Pangean, Pan-African, and Grenvillian Orogenesis in Mexico: U-Pb zircon evidence from Coahuila to the Chicxulub crater, International Meeting of the Deep Drilling Project on the Chicxulub Impact Crater, Yucatan, Mexico, March 22-24, 1999.

Cameron, K.L., Lopez, R., Ortega-Gutierrez, F., Keppie, D., and Solari, L., Grenvillian terrane correlations based on Pb isotopes: a perspective from Mexico, Geology, in review, 2000.

Solari, A.L., Lopez, R., Ortega-Gutierrez, F., Keppie, D., and Cameron, K.L., Geochronology of several igneous bodies in the Grenvillian Oaxacan Complex of southern Mexico: the first multigrain U-Pb isotopic analyses performed in Mexico, Journal of South American Earth Sciences, in press, 2000.

Lawlor, P.J., Ortega-Gutierrez, F, Cameron, K.L., Ochoa-Camarillo, H., Lopez, R., and Sampson, D.E., U/Pb Geochronology, Geochemistry and Petrology of the Grenvillian Huiznopala Gneiss of Eastern Mexico, Journal of Precambrian Research, v. 94, p. 73-99, 1999.

Ortega-Gutierrez, F., Elias-Herrera, M., Reyes-Salas, M., Macias-Romo, C., and Lopez, R., Late Ordovician-Early Silurian continental collisional orogeny in southern Mexico and its bearing on Gondwana-Laurentia connections, Geology, 1999, v. 27, no. 8, p. 719-722.

Stewart, J.H., Blodgett, R.B., Boucot, A.J., Carter, J.L., and Lopez, R., A mid-Paleozoic exotic terrane near Ciudad Victoria, Tamaulipas, Mexico: stratigraphy, paleontology, structure, and tectonic significance, in Laurentia-Gondwana connections before Pangea edited by V. Ramos and J.D. Keppie, Geol. Soc. Amer. Spec Paper 336, 2000.

McNuly, B., Farber, D., Wallace, G., and Lopez, R., The role of plate kinematics and partitioning in continental magmatic arcs: evidence from the Cordillera Blanca, Peru, Geology, 1998, v. 26, no. 9, p. 827-830.

Keppie, D., Lopez, R., Ortega-Gutierrez, F., Dostal, J., and Cameron, K.L., A Grenvillian Arc on the margin of Amazonia: Evidence from the Southern Oaxacan Complex, Southern Mexico, Tectoniphysics in review, 2000.

Holden, P., and Lopez, R., U-Pb ages by step-wise dissolution of young, discordant zircons: age comparisons between the 210Pb method and conventional isotope dilution analyses, EOS Trans. AGU, Fall Meet. Suppl., 1997.

Mukhopadhyay, D., Bhattacharyya, T., Chattopadhyay, N., Lopez, R., and Tobisch, O.T., Anasagar Gneiss: a folded granitoid pluton in the Proterozoic south Delhi Fold, central Rajasthan , Proc. Indian Acad. Sci (Earth Planet. Sci.), 109, no. 1, p. 21-37, 2000.

F. Collaborators in Past Five Years: K.L. Cameron, O.T. Tobisch, N.W. Jones, F. Ortega, J.H. Stewart, Dhruba Mukhopadhyay, Brenden McNulty, Peter Holden, D.E. Sampson, J. Duncan Keppie, B. Weber

 


 

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