Sérgio Estanislau do Amaral (1925 – October 18, 1996) was a Brazilian geologist. He became a professor of

geology Geology (). is a branch of natural science concerned with the Earth and other astronomical objects, the rocks of which they are composed, and the processes by which they change over time. Modern geology significantly overlaps all other Earth ...

at the Faculty of Philosophy, Sciences and Letters of the

University of São Paulo The Universidade de São Paulo (, USP) is a public research university in the Brazilian state of São Paulo, and the largest public university in Brazil. The university was founded on 25 January 1934, regrouping already existing schools in ...

in 1959. After his retirement, he was also professor of geosciences and taught

geography Geography (from Ancient Greek ; combining 'Earth' and 'write', literally 'Earth writing') is the study of the lands, features, inhabitants, and phenomena of Earth. Geography is an all-encompassing discipline that seeks an understanding o ...

biology Biology is the scientific study of life and living organisms. It is a broad natural science that encompasses a wide range of fields and unifying principles that explain the structure, function, growth, History of life, origin, evolution, and ...

and

ecology Ecology () is the natural science of the relationships among living organisms and their Natural environment, environment. Ecology considers organisms at the individual, population, community (ecology), community, ecosystem, and biosphere lev ...

at the Universidade Estadual Paulista Júlio de Mesquita Filho ( Rio Claro). Together with Viktor Leinz, in the early '60s, he was the author of the book ''Geologia Geral'' (General Geology), which was the first modern textbook in the field of geosciences in Brazil, which today is still in use. He also translated many books on geosciences, including "Geological History of Life." He did his doctoral and postdoctoral studies in the United States with Pettijohn (

Johns Hopkins University The Johns Hopkins University (often abbreviated as Johns Hopkins, Hopkins, or JHU) is a private university, private research university in Baltimore, Maryland, United States. Founded in 1876 based on the European research institution model, J ...

, Baltimore). His habilitation thesis (Livre-docência) was on "Geology and Petrology of the

Irati Formation Irati Formation is the name of a geological formation of the Paraná Basin in Brazil. It has previously been dated as Late Permian using palynomorphs, but is now dated as Early Permian using zircon ages obtained from bentonite layers. The base of ...

(Permian) in São Paulo State." He made many contributions to the geological knowledge of the Irati formation, including the

dolomitization Dolomitization is a geological process where magnesium ions replace calcium ions in the mineral calcite, resulting in the formation of dolomite. Dolomitization conditions are present in Abu Dhabi, the Mediterranean Sea, and some Brazilian hyp ...

process of carbonate rocks. In 1999, Carvalho and Bertini named a fossil of

tetrapod A tetrapod (; from Ancient Greek :wiktionary:τετρα-#Ancient Greek, τετρα- ''(tetra-)'' 'four' and :wiktionary:πούς#Ancient Greek, πούς ''(poús)'' 'foot') is any four-Limb (anatomy), limbed vertebrate animal of the clade Tetr ...

reptile Reptiles, as commonly defined, are a group of tetrapods with an ectothermic metabolism and Amniotic egg, amniotic development. Living traditional reptiles comprise four Order (biology), orders: Testudines, Crocodilia, Squamata, and Rhynchocepha ...

s identified in the city of

Marília Marília () is a Brazilian municipality in the midwestern region of the state of São Paulo. Its distance from the state capital São Paulo is by highway, by railway and in a straight line. It is located at an altitude of 675 meters. The popul ...

"''Mariliasuchus amarali''" in his honor. Amaral was also a member of the

Brazilian Academy of Sciences Brazilian commonly refers to: * Brazil, a country * Brazilians, its people * Brazilian Portuguese, its dialect Brazilian may also refer to: * "The Brazilian", a 1986 instrumental music piece by Genesis * Brazilian Café, Baghdad, Iraq (1937) * Bra ...

. Deceased member - Brazilian Academy of Sciences
/ref> Amaral was a nephew of the Brazilian painter and designer

Tarsila do Amaral Tarsila de Aguiar do Amaral (; 1 September 1886 – 17 January 1973) was a Brazilian painter, draftswoman, and translator. She is considered one of the leading Latin American modernist artists, and is regarded as the painter who best achieved Bra ...

References

External links

Teachers Course in Geology, FFCL 1959
{{DEFAULTSORT:Amaral, Sergio Estanislau Do 20th-century Brazilian geologists 1925 births 1996 deaths Members of the Brazilian Academy of Sciences