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P U B L I C A T I O N S 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 Yumul, G.P. Jr., Dimalanta, C.B., Tamayo, R.A.Jr. and Maury, R.C., 2003. Collision, subduction and accretion events in the Philippines: a synthesis. The Island Arc 12, 77-91. Yumul, G.P. Jr., Dimalanta, C.B., Tamayo, R.A.Jr. and Bellon, H., 2003. Silicic arc volcanism in Central Luzon, Philippines: Characterization of its space, time and geochemical relationship. The Island Arc 12, 207-218. Yumul, G.P. Jr. 2003. The Cretaceous Southeast Bohol Ophiolite Complex, Central Philippines: Evidence for formation in a fast spreading center. Journal of Asian Earth Sciences 21, 957-965. Faustino, D.V., Yumul, G.P.Jr., de Jesus, J.V., Dimalanta, C.B., Aitchison, J.C., Zhou, M.-F., Tamayo, R.A.Jr. and de Leon, M.M., 2003. Geology of Southeast Bohol, central Philippines: accretion and sedimentation in a marginal basin. Australian Journal of Earth Sciences 50, 571-583. Yumul, G.P.Jr., Dimalanta, C.B., Maglambayan, V.B. and Tamayo, R.A.Jr., October 2003. Mineralization controls in island arc settings: Insights from Philippine metallic deposits. Gondwana Research 6, 767-776. Dimalanta, C.B. and Yumul, G.P.Jr., 2003. Magmatic and amagmatic contributions to crustal growth of an island arc system: The Philippine example. International Geology Review 45, 922-935. Jimenez, F.A.Jr, Yumul, G.P. Jr. and Maglambayan, V.B., 2002. Gold and base-metal sulfide mineralogy and paragenesis of the Lalab orebody, Sibutad, Zamboanga del Norte, Philippines: Clues to the fluid composition and formation of gold-rich zones. International Geology Review 44, 956-971. Dimalanta, C.B.,Taira, A., Tokuyama, H., Yumul, G.P. Jr. and Mochizuki, K., 2002. New rates of Western Pacific island arc magmatism from seismic and gravity data. Earth and Planetary Science Letters 202, 105-115. Jimenez, F.A. Jr., Yumul, G.P. Jr., Maglambayan, V.B., and Tamayo, R.A. Jr., 2002. Shallow to near-surface, vein-type epithermal gold mineralization at Lalab in the Sibutad gold deposit, Zamboanga del Norte, Mindanao, Philippines. Journal of Asian Earth Sciences 21, 119-133. Yumul, G.P. Jr., Dimalanta,C.B., Barretto, J.A., Faustino, D.V. and De Jesus, J.V., 2002. Mineralization potential of the Southeast Bohol Ophiolite Complex, Central Philippines. J. Geol. Soc. Phil. 57, 19-28. Marquez, E.J. and Queano, K.L., 2002.Sedimentological study of the Bonagbonag Limestone, Catanduanes, Philippines: a look into the Late Cretaceous depositional episode of a portion of the Southeast Luzon Basin. J. Asian Earth Sciences. In press. Yumul, G.P.Jr.,Maglambayan, V.B., Dimalanta, C.B., Tamayo, R.A.Jr., Querubin, C.L., Jimenez, F.A.Jr., De Jesus, J.V., Andal, E.S., Olaguera, F.O., Digdigan, A.G. II, Corpus, T.J., Suerte, L.O. and Militante, M.O., 2002. Geologic Reconnaissance of Southern Zamboanga Province: 49 Years later. The Dr. Luis Santos-Ynigo Memorial Symposium Proceedings, 33-36. Bellon, H. & Yumul, G.P., Jr., 2001. Miocene to Quaternary adakites and related rocks in western Philippine arc sequences. Comptes Rendus de l'Académie des Sciences, 333, 343-350. Querubin, C.L. and Yumul, G.P., Jr., 2001. The Malusok volcanogenic massive sulfide deposits, Siocon, Zamboanga del Norte, Mindanao, Philippines. Resource Geology 51, 135-143. Suzuki, S., Asiedu, D., Takemura, S., Yumul, G.P. Jr., and David, S.D. Jr. 2001. Composition of sandstones from the Cretaceous to Eocene successions in Central Palawan, Philippines. J. Geol. Soc. Phil. 56, 31-42. Tamayo, R.A. Jr., Yumul, G.P. Jr., Maury, R.C., Polve, M., Cotten, J. and Bohn M. 2001. Petrochemical investigation of the Antique Ophiolite (Philippines): Implications on volcanogenic massive sulfide and podiform chromitite deposits. Resource Geology 51, 145-164. Tamayo, R.A. Jr., Yumul, G.P. Jr., Maury, R.C., Polve, M., Cotten, J., Bohn M. and Olaguera, F.O., 2001. Preliminary geochemical and mineral data from the Isabela-Aurora ophiolite, Northeastern Luzon, Philippines. InterRIDGE 10, 53-56. Yumul, G.P. Jr., De Jesus, J.V., and Jimenez, F.A. Jr, 2001. Collision boundaries along the Western Philippine archipelago. Gondwana Research 4, 837-838. Yumul, G.P. Jr., 2001. The Acoje Block platiniferous dunite horizon, Zambales Ophiolite Complex, Philippines: Melt type and associated geochemical controls. Resource Geology 51, 165-174. Yumul, G.P., Jr., Zhou, M.-F., Tamayo, R.A., Maury, R.C., Faustino, D.V., Olaguera, F.O. & Cotten, J., 2001. Onramping of a cold oceanic lithosphere in a forearc setting: the Southeast Bohol Ophiolite Complex, Central Philippines, 2001. International Geology Review 43, 850-866. Zamoras, L.R., & and Matsuoka, A., 2001. Malampaya Sound Group: a Jurassic-Early Cretaceous accretionary complex in Busuanga Island, North Palawan Block (Philippines). The J. Geol. Soc. Japan, 107, 316-336. Abstract. The Journal of Resouce Geology. Vol 51, No. 2,
2001. Edited by Yumul, G.P., Jr. & Imai, A.
Read some
of the Abstracts Here
Generation and evolution of ore fluids for porphyry Cu-Au mineralization of the Santo Tomas II (Philex) deposit, Philippines.Imai, A., p. 71-96. Mineral Paragenesis of the Lepanto Copper and Gold and the Victoria Gold Deposits, Mankayan Mineral District, Philippines.Claveria, R.J.R., p. 97-106. Oxygen and Carbon Isotope Study of Calcite and Dolomite in the Disseminated Au-Ag Telluride Bulawan Deposit, Negros Island, Philippines.Maglambayan, V.B., Ishiyama, D., Mizuta, T., Matsubaya, O. & Ishikawa, Y., p. 107-116. Hydrothermal Alteration and Fluid Geochemistry of the Tongonan Geothermal Field, Philippines.Scott, G.L., p. 117-134. Stratigraphic Correlation of the Malusok Volcanogenic Massive Sulfide Deposits, Southern Mindanao, Philippines.Querubin, C.L. and Yumul Jr., G.P., Jr., p. 135-144. Petrochemical Investigation of the Antique Ophiolite (Philippines):Implications on Volcanogenic Massive Sulfide and Podiform Chromitite Deposits.Tamayo, R.A., Jr., Yumul, G.P., Jr., Maury, R.C., Polvé, M., Cotten, J. & Bohn, M., p. 145-166. The Acoje Block Platiniferous Dunite
Horizon, Zambales Ophiolite Complex, Philippines: Melt type and associated
geochemical controls.Yumul,
G.P., Jr., p. 165-174. Read the table of contents and the abstracts in the Special Issue (Volume 9, Issue 4, December 2000) of The Island Arc (© Blackwell Science Ltd ) on the Philippines. Barretto, J.L.,
Dimalanta, C.B. and Yumul, G.P.Jr., Gravity variations along
the Southeast Bohol Ophiolite Complex (SEBOC), Central Philippines :
Implications on ophiolite emplacement. The Island Arc, 9,
576-584. Bellon, H. & Yumul,
G.P., Jr., 2000. Mio-Pliocene magmatism in the Baguio Mining District
(Luzon, Philippines) : Age clues to its geodynamic setting. C.R. Acad.
Sci. Paris, Sci. de la Terre et des planètes, 331, 295-302.
Bellon, H. & Yumul,
G.P., Jr., 2000. Miocene to Quaternary adakites and related rocks in
Western Philippine arc sequences. Submitted to C.R. Acad. Sci. Paris, Sci. de la Terre et des
Planetes. De Jesus, J.V., Yumul,
G.P., Jr., & Faustino, D.V., 2000. The Cansiwang Melange of
Southeast Bohol (Central Philippines): Origin and tectonic implications.
The Island Arc, 9, 566-575. Militante - Matias, P.J.,
de Leon, M.M. & Marquez, E.J., 2000. Cretaceous environments of
the Philippines. Querubin, C.L.
& Yumul, G.P.Jr., 2000. Mass change calculations in the
search for volcanogenic massive sulfide deposits: An example from Malusok,
Siocon, Zamboanga del Norte, Mindanao, Philippines. Submitted to Economic
Geology. Tamayo, R.A., Jr.,
Yumul, G.P., Jr., Maury, R.C., Bellon, H., Cotten, J., Polve, M.,
Juteau, T. & Querubin, C., 2000. Complex origin for the south-western Zamboanga
metamorphic basement complex, Western Mindanao, Philippines. The Island
Arc, 9, 639-653. Yumul, G.P., Jr.,
Dimalanta, C.B., Bellon, H., Faustino, D.V., De Jesus, J.V.,
Tamayo, R.A., Jr. & Jumawan, F.T., 2000. Adakitic lavas in
the Central Luzon back-arc region (Philippines): lower crust partial
melting products? The Island Arc, 9, 499-512. Yumul, G.P., Jr.,
Dimalanta, C.B., & Jumawan, F.T., 2000. Geology of the
southern Zambales Ophiolite Complex, Luzon,Philippines. The Island Arc, 9,
542-556. Yumul, G.P., Jr.,
Dimalanta, C.B., Tamayo, R. A., Jr., & Barretto, J.L.,
2000. Contrasting morphological trends of islands in Central Philippines:
Speculation on their origin. The Island Arc, 9, 628-638. Zamoras, L.R. and Matsuoka, A. 2000. Early Late Jurassic Radiolarians from the Clastic Unit in Busuanga Island, North Palawan, Philippines. Science Reports, Niigata University, Series E (Geology), no. 15, 91-109, 2000. Read Abstract. Zhou, M.-F., Yumul,
G.P., Jr., Malpas, J. & Sun, M., 2000. A comparative study of the
platinum-group elements in the Acoje and Coto blocks of the Zambales
Ophiolite Complex, Philippines. The Island Arc, 557-565. Tamayo, R.A., Jr.,
Huot, F., Benoit, M. & Yumul, G.P., Jr., 1999. Magma
Segregation and Evolution in the Palawan Ophiolite, Philippines. 1999
American Geophysical Union Fall Meeting, San Francisco, U.S.A., Abstract
Volume. Yumul, G.P., Jr.,
Dimalanta, C.B., Jumawan, F.T., Faustino, D.V. & De Jesus,
J.V., 1999. The pyroxenite - norite hills and associated rocks in the
Southern Zambales Ophiolite Complex (Philippines): Clues for the existence
of the Subic Bay Fault Zone. J. Geol. Soc. Phil . 54,
56-67. Dimalanta, C.B.,
Yumul,G.P.,Jr., De Jesus, J.V. and Faustino, D.V., 1999.
Magnetic and gravity fields in southern Zambales: Implications on the
evolution of the Zambales Ophiolite Complex, Luzon, Philippines. Geol.
Soc. Malaysia Bull. 43, 537-543. Marquez, E.J.,
Matias, P.J.M., Yumul,G.P.,Jr., De Leon, M.M., Faustino, D.V.,
De Jesus, J.V., Barretto, J.L., Queano, K.L., Dimalanta, C.B. and
Jimenez, F.A., 1999. Deep-sea foraminiferal distribution of the
central and eastern portions of the South China Sea. Geol. Soc. Malaysia
Bull. 43, 529-536. Yumul,G.P.,Jr.,
Dimalanta, C.B., De Jesus, J.V., Faustino, D.V., Jumawan, F.T., Marquez,
E.J., Barretto, J.L., Tamayo, R.A., Jr., Queaño, K.L. and Jimenez,
F.A., Jr., 1999. Subic Bay Fault Zone: Its role in the geologic
history of the Zambales Ophiolite Complex, Philippines. Geol. Soc.
Malaysia Bull. 43, 85-94. Yumul, G.P.,Jr.,
Dimalanta, C.B., De Jesus, J.V., Faustino, D.V., Marquez, E.J., Barretto,
J.L., Queaño, K.L. and Jimenez, F.A., Jr., 1999. Geochemistry
of arc volcanics in Central Luzon, Philippines. Geol. Soc. Malaysia Bull.
43, 77-84. Beroya, M.A., Yumul,
G.P., Jr., & Quebral, R.D., 1998. Geological and geotechnical
investigation of Segment 7, SBMA-Tipo Highway, Subic Bay Freeport Zone,
Zambales: An evaluation of roadcut slope stability. J. Geol. Soc. Phil.
53, 180-201. Jumawan, F.T., Yumul,
G.P., Jr., & Tamayo, R.A., Jr., 1998. Using geochemistry as
a tool in determining the tectonic setting and mineralization potential of
an exposed upper mantle - crust sequence: Example from the Amnay
Ophiolitic Complex in Occidental Mindoro, Philippines. J. Geol. Soc. Phil.
53, 24-48. Peña, R. E., 1998,
Baguio Revisited: Further notes on the stratigraphy of Baguio District. J.
Geol. Soc. Phil., v. 53 Tamayo, R.A., Jr.,
Yumul, G.P., Jr., Santos, R.A., Jumawan, F., & Rodolfo,
K.S., 1998. Petrology and mineral chemistry of a back-arc upper mantle
suite: Example from the Camarines Norte Ophiolite Complex, South Luzon. J.
Geol. Soc. Phil. 53, 1-23. Yumul, G.P., Jr.,
Dimalanta, C.B., De Jesus, J.V. & Faustino, D.V., 1998.
Upper mantle-lower crust dikes of the Zambales Ophiolite Complex
(Philippines): Distinct short-lived subduction-related magmatism. J.
Volcanol. and Geotherm. Res. 84, 287-309. Yumul, G.P., Jr.,
Dimalanta, C.B., Faustino, D.V. & De Jesus, J.V., 1998.
Translation and docking of an arc terrane: Geological and geochemical
evidence from the southern Zambales Ophiolite Complex, Philippines.
Tectonophysics 293, 255-272. Listanco, E.L., Yumul,
G.P., Jr., & Datuin,R.T., 1997. On the thickness of the Philippine
crust: Application of the Plank-Langmuir systematics. J. Geol. Soc. Phil.
52, 20-24. Delos Angeles, D.,
Balce, G.R., Yumul, G.P., Jr. & Quizana, L., 1997. Engineering
geology of the Marikina Valley Fault system, Philippines. J. Asian Earth
Sciences (in press). Yumul, G.P. Jr.,
Dimalanta, C.B., Balce, G.R. & Datuin, R.T., 1997. Distribution,
geochemistry and mineralization potentials of Philippine ophiolite and
ophiolitic sequences. Ofioliti 22, 47-56. Yumul, G.P., Jr. &
Dimalanta, C.B., 1997. Geology of the Southern Zambales Ophiolite
Complex, (Philippines): Juxtaposed terranes of diverse origin. J. Asian
Earth Sciences 15, 413-421. Arai, S, Kida, M., Abe, N.,
Ninomiya, A. & Yumul, G.P., Jr. 1996. Classification of
peridotite xenoliths in calc-alkaline andesite from Iraya volcano, Batan
Island, the Philippines and its genetical implications. Sci. Rep. Kanazawa
University 41, 25-45. Dimalanta, C.B.,
1996. Magnetic signatures of lithologic variation, fault structures and
hydrothermal mineralization: An example from the Baguio Mineral District,
Luzon, Philippines. J. SE Asian Sci. 14, 1-10. Manjoorsa, M.V.
& Yumul, G.P., Jr., 1996. Platinum-group element and base metal
related mineralization in the Acoje Block, Zambales Ophiolite Complex. J.
Geol. Soc. Phil. 51, 153-176. Peña, R. E., 1996.
On Recent Interpretations on the Ophiolites of Central Luzon and Ophiolite
Association in Northern Luzon, J. Geol. Soc. Phil., v. 51, p.
37-47. Tamayo, R.A., Jr.,
Yumul, G.P.,Jr., & Jumawan, F.T., 1996. Geology and
geochemistry of the mafic rock series of the Camarines Norte Ophiolite
Complex. J. Geol. Soc. Phil. 51, 131-152. Yumul, G.P., Jr.,
1996. Rare earth element geochemistry of a supra- subduction zone
ophiolite: The Zambales Ophiolite Complex. Tectonophysics 262, 243-262.
Yumul, G.P., Jr., 1996. Review of the geochemistry of mid-ocean ridge and supra-subduction zone ophiolites: Comparison and discussion. J. Geol. Soc. Phil. 51, 3-36. Nolasco-Javier, D.D.,
Tamayo, R.A., Jr., Dimalanta, C.B. & Yumul, G.P., Jr.,
1995. The platinum market performance. J. Geol. Soc. Phil. 49,
229-239. Yumul, G.P., Jr.,
Manjoorsa, M. V. & Datuin, R.T., 1995. Baguio Mining District,
Luzon, Philippines: From marginal basin to a mature island arc setting. I.
Geochemistry of the silicic rocks. J. Geol. Soc. Phil. 50,
1-20. Yumul, G.P., Jr.,
1994. A Paleocene - Eocene South China Sea Basin origin for the Zambales
Ophiolite Complex, Luzon, Philippines? The Island Arc 3,
35-47. Yumul, G.P., Jr.,
1994. A marginal basin crust basement for the Baguio Mining District,
Luzon, Philippines. J. Geol. Soc. Phil. 49, 79-87. Yumul, G.P.,Jr.
& Balce, G.R., 1994. Supra-subduction zone ophiolites - favorable
hosts for chromitite, platinum and massive sulfide deposits. Hosking
Volume, J. of Southeast Asian Earth Sciences, 10, 65-79. Yumul, G.P., Jr., & Manjoorsa, M. V., 1994. Baguio Mining District, Luzon, Philippines: From marginal basin to a mature island arc setting I.Geochemistry of the volcanic-hypabyssal rocks. J. Geol. Soc. Phil. 49, 195-228. |
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