Vol. 45 No. 02 (2026): GEOCIÊNCIAS

DOI: https://doi.org/10.5016/geociencias.v45i02

Published: 2026-07-04

Artigos

Color Improvement Study in Brazilian Elbaite Tourmalines via Heat Treatment Color improvement study in Brazilian elbaite tourmalines via heat treatment

Marcelo Ribeiro Barison, Caio Henrique Galiano, Heloisa Yu Fon Kao

197 - 208
- PDF (Portuguese (Brazil))
EMPIRICAL SATELLITE-DERIVED BATHYMETRY (SDB) FOR A SECTION OF THE EASTERN CONTINENTAL SHELF OF RIO GRANDE DO NORTE: A CASE STUDY IN A SHALLOW TROPICAL ENVIRONMENT Empirical satellite-derived bathymetry (SDB) for a section of the eastern continental shelf of Rio Grande do Norte: a case study in a shallow tropical envionment

Ricardo Carlos Carvalho, Moab Praxedes Gomes, Paulo Victor Nascimento Araújo, Filipe Ezequiel da Silva

209 - 225
- PDF (Portuguese (Brazil))
IMPACTS OF DROUGHTS IN THE NORTHERN MESOREGION OF MINAS GERAIS AND ADAPTATION STRATEGIES Impacts of droughts in the northern mesoregion of Minas Gerais and adaptation strategies

Júlia Marins Rocha, Ana Carolina Vasques Freitas

227 - 241
- PDF (Portuguese (Brazil))
GRANITOGENESIS AND GEOLOGY OF THE ARAÇAÍBA TOPOGRAPHIC MAP REGION, SOUTHEAST OF THE STATE OF SÃO PAULO Geology and tectono-metamorphic and magmatic evolution of the topographic sheet region of Araçaíba (SP)

Antonio Misson Godoy, Otávio Augusto Ruiz Paccola Vieira, Douglas Correa Ferraz, Washington Barbosa Leite Junior, George Luiz Luvizotto

243 - 268
- PDF (Portuguese (Brazil))
PRESERVATION OF NEOARCHEAN VHMS MINERALIZATION DURING 2.08 Ga REGIONAL METAMORPHISM IN THE NORTHERN SÃO FRANCISCO CRATON: EVIDENCE FROM U–Pb TITANITE GEOCHRONOLOGY PRESERVAÇÃO DE MINERALIZAÇÃO VHMS NEOARQUEANA DURANTE METAMORFISMO REGIONAL A 2,08 Ga NO NORTE DO CRÁTON DO SÃO FRANCISCO: EVIDÊNCIAS DE GEOCRONOLOGIA U–Pb EM TITANITA

Ricardo Ramos Spreafico, Carlos Marcello Dias Fernandes, Antônio Marcos Vitória de Moraes

269 - 282
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GEOLOGY OF GRANITE CASCALHO RICO, A SIN-COLLISIONAL STOCK IN THE SOUTHERN PORTION OF THE BRASILIA BELT Geology of the Cascalho Rico granite, a sin-collisional stock in the southern portion of the Brasília Belt

Larissa Marques Barbosa Araújo Araújo, Antonio Misson Godoy, Douglas Correa Ferraz, Antônio Vitor Poeys Gentiluce dos Santos Santos

283 - 306
- PDF (Portuguese (Brazil))
METALS ANALYSIS IN THE ALKALINE PLATEAU RESERVOIR OF THE POÇOS DE CALDAS (MG) - BRAZIL Potentially toxic metals chronology in the Alkaline Plateau reservoir at Poços de Caldas (MG) - Brazil

Eveline Ramos, Rodrigo Leandro Bonifácio, Heber Luiz Caponi Alberti, Letícia Hirata Godoy, Sheila Cardoso da Silva, Paulo Henrique Bretanha Junker Menezes, Antônio Donizetti Gonçalves de Souza, Diego de Souza Sardinha

307 - 322
- PDF (Portuguese (Brazil))
Structural trapping and internal geometry of fractured carbonate reservoirs: a case study in the Irati Formation, Saltinho (SP), Brazil Trapeamento estrutural e geometria interna de reservatórios carbonáticos fraturados: um estudo de caso na Formação Irati, Saltinho (SP), Brasil

Saul Hartmann Riffel, Viviane, Norberto, Iata, Leonardo, George

323 - 346
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Petrography, textural variations, and magmatic evolution of subalkaline mafic dykes from the Ponta Grossa Arch, Brazil Petrografia, variações texturais e evolução magmática de diques máficos subalcalinos do Arco de Ponta Grossa, Brasil

Gustavo Luiz Mohr, Fabio Braz Machado, Roberta Pereira Guimarães

347 - 364
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PETROGRAPHIC AND DIAGENETIC CHARACTERIZATION OF THE PALEOGENE OF THE SÃO PAULO BASIN IN THE METROPOLITAN REGION OF SÃO PAULO Petrographic and diagenetic characterization of the Paleogene of the northwest of the São Paulo Basin

Ana Carolina Alves da Costa, Marcia Regina Stradioto, Hung Kiang Chang

365 - 382
- PDF (Portuguese (Brazil))