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Energia INCT – Institutos Nacionais de Ciência e Tecnologia<br />

INCT – Institutos Nacionais de Ciência e Tecnologia<br />

Energia<br />

National Institute of Science and Technology of<br />

Amazonia Geosciences – INCT-GEOCIAM<br />

de Geologia do Centro-Oeste and XI Simpósio de Geologia da Amazônia; coo-<br />

Contacts<br />

coupled laser ablation system), but they are all under different stages of<br />

perating researches between groups of distinct institutions; open access and<br />

Roberto Dall’Agnol – robdal@ufpa.br<br />

activities. The equipments has already been installed and, three of them<br />

employment of laboratories facilities; deep involvement in the organization<br />

GEOCIAM - Instituto de Geociências – UFPA –<br />

performs U-Pb and Lu-Hf analyses in minerals.<br />

of the 45º Congresso Brasileiro de Geologia to be held at Belém in next Sep-<br />

Cx. Postal 8068 - Rua Augusto Correa, 1 - Bairro Guamá - Belém - PA - Dating of zircon with total Pb blanks of below 2 picograms allowed the<br />

Management committee<br />

tember; planned participation in the VII SSAGI, AGU Meeting of the Americas<br />

cep 66075-100 Tel.: (91) 3201-7477; Fax: (91) 3201-7478<br />

laboratories to determine ages with high accuracy and precision, using<br />

Roberto Dall’Agnol (Coordinator)<br />

and the final meeting the IGCP-510 project at Helsinki). Some groups have<br />

www.ufpa.br/ppgg/geociam<br />

volcanic layers intercalated with sediments from sedimentary basins. The<br />

Marcondes Lima da Costa (Vice-coordinator)<br />

strengthened their international contacts and cooperation projects (foreign<br />

determination of U content in apatite fission track studies using a Laser<br />

Afonso César Rodrigues Nogueira<br />

researchers received for visits and acting as theses referees or presenting<br />

Microprobe coupled to a MC-ICP-MS was achieved confirming feasibility<br />

Caetano Juliani<br />

seminars). The results of the researches were presented in international<br />

of the combined dating technique.<br />

Jean Michel Lafon<br />

events as invited talks or oral presentations. Important actions were under-<br />

The laboratories involved in the INCT project made efforts to modernize<br />

Raimundo Netuno Nobre Villas<br />

Roberto Perez Xavier<br />

Associated Institutions<br />

taken in the domain of scientific dissemination (talks in public schools; preparation<br />

of thematic videos). An impressive number of papers was published in<br />

relevant international journals and two special numbers had as invited editors<br />

researchers of the Geociam. Better conditions for the formation of graduated<br />

National Institute of Science and Technology of<br />

Applied Analytical Techniques to Oil and Gas<br />

Exploration – INCT-PETROTEC<br />

the existing analytical techniques of Rb-Sr, Sm-Nd and Pb-Pb, increasing<br />

their accuracy, expanding their applicability to oil, and using the MC-HR-<br />

-ICP-MS Neptune, in order to solve specific problems in the area of oil<br />

and gas exploration.<br />

UNICAMP; IG-USP; IAG-USP; UFAM; UFMT; UFPA; UFPE<br />

students were attained by the concession of CNPq and CAPES scholarships to<br />

The group of INCT researchers of Analytical Techniques Applied to Oil and Gas<br />

different groups. Several doctor and master theses and research projects of<br />

Management committee<br />

Exploration will, in the coming phases, stress the development of analytical<br />

Main researchers<br />

undergraduate students were concluded. The new ICP-MS-LA equipment was<br />

Colombo Celso Gaeta Tassinari (Coordinator)<br />

infrastructure and human resources training. This is particularly true for the<br />

Adriana Maria Coimbra Horbe; Afonso César Rodrigues Nogueira; Alvaro installed and the U-Pb e Lu-Hf isotopic methods in zircon are being installed<br />

Farid Chemale Jr. (Vice-coordinator)<br />

field of isotope geochemistry, to enable the country to meet the increasing<br />

Penteado Crósta; Amarildo Ruiz; Caetano Juliani; Davis Carvalho de in the Isotope Geology Laboratory of the UFPA.<br />

Márcio Martins Pimentel<br />

demand from the oil and gas exploration sector. In this sense, the activities<br />

Oliveira; Evandro Luiz Klein; Jean Michel Lafon; Leda Maria Fraga; In the research itself, the more relevant advances were obtained in the:<br />

Elton Luiz Dantas<br />

developed in the first year of the project will be continued. When looking<br />

Lena Virgínia Soares Monteiro; Lucia Travassos da Rosa Costa; Manoel understanding of the crustal evolution of the Carajas, Maroni-Ítacaiunas<br />

Candido Augusto Veloso Moura<br />

into the future, we emphasize the introduction and implementation of U-Pb<br />

Souza D’Agrella Filho; Marcelo Esteves Almeida; Marcia Aparecida de and Rondoniana-Sunsas provinces of the Amazonian craton; characteri-<br />

analyses in zircon, xenotime, and monazite by High Resolution Ion Microprobe<br />

Sant’ana Barros; Marco Antonio Galarza Toro; Marcondes Lima da Costa; zation and petrogrenesis of Archean and Paleoproterozoic granitoids and<br />

Associated Institutions<br />

SHRIMP II with Multi-collector, expected to be completed in December 2010.<br />

Marivaldo dos Santos Nascimento; Moacir José Buenano Macambira; Uatumã volcanism; in the origin of the iron oxides-Cu-Au mineralizations<br />

USP; UFRGS; UFPA; UnB<br />

Raimundo Netuno Nobre Villas; Ricardo Trindade; Roberto Dall’Agnol; of the Carajas province; in the role of laterization processes in the origin<br />

Main Publications<br />

Roberto Perez Xavier; Romulo Simões Angélica; Sergio Pacheco Neves; of kaolin deposits in eastern Amazonia.<br />

Main researchers<br />

In the first year of activities of this INCT project, learning, improvement,<br />

Vanda Porpino Lemos<br />

Perspectives: The II Geociam Meeting and thematic seminars integrating<br />

Colombo Celso Gaeta Tassinari, Farid Chemale Jr., Márcio Martins Pimen- installation and implementation of analytical technologies in the field of<br />

research groups devoted to similar research topics are planned. Improtel,<br />

Elton Luiz Dantas, Candido Augusto Veloso Moura, Umberto Giuseppe geochronology and isotope geochemistry—all applicable to the exploration<br />

Main Research Topics<br />

vement of the actions turned to dissemination of scientific knowledge<br />

Cordani, Wilson Teixeira, Miguel Angelo Stipp Basei, Marly Babinski, of oil and gas—were prioritized. The scientific production of the group<br />

General: Magmatism, crustal evolution and metallogenesis of the Amazo- and preparation and divulgation of new videos. Use of the funds provided<br />

Maria Helena Bezerra Maia de Hollanda, Oswaldo Siga Jr, Koji Kawashita, members includes 54 papers on the application of these techniques in<br />

nian cratonSpecific:<br />

recently by CNPq to obtain advances in the infrastructure of laboratories<br />

Andréa Ritter Jelinek, Leo Afraneo Hartmann, Lauro Valentim Stoll Nardi, various geological problems and on the development of analytical techni-<br />

1 – Archean terranes of the Carajas province and Amapá block: Granitoid and research. Cooperation projects with international groups for resear-<br />

Ivo Antonio Dussin, Roberto Ventura Santos, José Carlos Sousa de Alvaques, published at several international and national journals like Journal<br />

series and crustal evolution.<br />

ches on the magmatism and crustal evolution of Archean terranes.<br />

renga, Thomas Scheller, Romulo Conceição, Carla Porcher<br />

of Structural Geology, Analytical Chemistry, Journal of South American<br />

2 – Volcano-plutonic assemblages of the Central Amazonia province and<br />

Earth Sciences, Journal of the Geological Society of London, Terra Nova, The<br />

origin of related mineral deposits.<br />

Main Publications<br />

Main research topics<br />

Holocene, Tectonophysics, Geophysical Journal International, Gondwana<br />

3 – Amazonian anorogenic and rapakivi granites (A-type) and related rocks. During the year of 2009, two special issues of the international journals<br />

The main purposes of the INCT Petrotec consists of facilitating learning Research, Journal of Geology, Ore Geology Reviews, Marine Geology, Journal<br />

4 – Stratigraphy, faciology, and paleontology of the siliclastic and<br />

The Canadian Mineralogist (Dall’Agnol & Rämö, 2009) and Journal of<br />

and operational training for using the new machines, through the training of Environmental Radioactivity, Precambrian Research, Anais da Academia<br />

carbonatic deposits of the Paraguai-Araguaia belts: implications for their South American Earth Sciences (Dall’Agnol et al., 2009) having members<br />

of technical staff and researchers, introducing and implementing new Brasileira de Ciências e Revista Brasileira de Geociências, and others.<br />

evolution.<br />

of the Geociam as invited editors were published. In these special issues,<br />

technologies, new applications aimed at upgrading existing analytical<br />

5 – Paleoenvironment of the Proterozoic sedimentary covers of the besides the prefaces, respectively, 4 and 6 papers were authored by<br />

techniques, and gaining experience in the interpretation of the analyti- Contacts<br />

Guyana shield.<br />

members of the Geociam.<br />

cal results. The main topics were developed: a) Non-traditional stable Instituto de Geociências da Universidade de São Paulo<br />

6 - Magmatism, metamorphism, deformation and metallogenesis of the Along the period, a number of papers was published in relevant journals<br />

isotopes of Mo, W, Cu, Zn, and Fe applied to the study of hydrocarbon Rua do Lago 562, Cidade Universitária, São Paulo, Capital<br />

Aguapeí belt and tectonic evolution of the Rodínia supercontinent in the (a list of selected papers is given in an annex file). Some papers<br />

geochemistry, b) U-Th/He in apatite and zircon, as well as Ar-Ar and K-Ar CEP 05508-080<br />

SW of the Amazonian craton.<br />

discussed the magmatism, crustal evolution and metallogenesis of the<br />

in minerals and rocks for thermochonology, c) Rock and oil dating using email: ccgtassi@usp.br; farid.chemale@ufs.br<br />

7 – Installation of the U-Pb and Lu-Hf isotopic methods in zircon by Amazonian craton (Barros, M.A.S. et al., 2009; Valério et al., 2009; Klein<br />

the Re-Os, Pb-Pb and Rb-Sr systematic, d) U-Pb and Lu-Hf in situ dating<br />

ICP-MS-LA.<br />

& Fuzikawa, 2010) and the Uatumã volcano-plutonic assemblage (Juliani<br />

with SHRIMP and LA-HR-ICPMS of minerals for provenance of sediments<br />

8 – Metallogenesis of supergenic deposits: 8.1. Micromorphology and & Fernandes, 2010). A synthesis about the influence of laterization pro-<br />

study, e) Ar-Ar, Rb-Sr and K-Ar age determinations of clay minerals.<br />

mineralogy of bauxites and their erosion and sedimentary products in cesses in the origin of the kaolin deposits of Eastern Amazonia (Costa et<br />

the Paragominas region; 8.2. Mineralogy of the oxides and hydroxides of al., 2009) and a paper about the chemistry of the water of the Amazonia<br />

Summary of achievements and perspectives<br />

manganese of the Azul deposit at Carajas.<br />

‘black’ rivers (Horbe & Santos, 2009) were also divulgated<br />

Development, implementation and training of human resources in the<br />

9 – Gold deposits associated with granitoids in Tapajos and Alta Floresta Additionally, it should be mentioned that some papers focusing in the<br />

field of stable isotope and its applications. Equipment to perform high<br />

provinces: genetic models and implications for mineral prospecting. crustal evolution of the southwestern region of the Amazonian craton<br />

precision measurements of relative abundances of hydrogen isotopes<br />

10 – Genetic modeling of iron oxides–Cu–Au deposits of the Carajas (Bettencourt et al., 2010; Teixeira et al., 2010) and others devoted to the<br />

(D/1H) in geological materials and water (rain, surface water, under-<br />

province and the origin of the related fluids.<br />

supercontinent reconstruction (Cordani et al., 2009; Elming et al., 2009)<br />

ground water) and Sulfur technique of isotope analyses using LA-ICP-MS<br />

or to their evolution (Tohver et al., 2010) were also published. These<br />

are being developed in some laboratories. In addition in the field of heavy<br />

Summary of achievements and perspectives<br />

papers have as co-authors participants of the Geociam.<br />

stable isotopes, some reserchers has been working on the implementa-<br />

Results: The research groups of different institutions have strengthened their Finally, it is worth while the publication of a paper about the metallogenetion<br />

of isotopic analyses of Fe, Cu and Mo.<br />

cooperating activities (I Geociam Meeting; elaboration of a website; special sis of the oxide Fe-Cu-Au deposits of Carajas in a high standard volume<br />

The four main laboratories involved in this INCT project have been<br />

154<br />

sessions, conferences and oral and poster presentations in the XI Simpósio edited by international specialists in this subject (Xavier et al., 2010).<br />

equipped with a Neptune (ICP-MS with high resolution multicollector and<br />

HR – MC – LA - ICPMS<br />

155

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