Neotectônica no Amazonas: análise geomorfológica-geológica na BR 174

The objective of the present work was to perform geomorphological analysis of the region of kilometer 99 on the BR-174 federal highway, where there is exposure of packages of marine coal leaflets of the Urubu River basin, and especially the morphometric elements of the economic category, and the geo...

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Main Authors: Deivison Carvalho Molinari, Daniella Paiva de Carvalho
Format: Article
Language:English
Published: Confins
Series:Confins
Subjects:
Online Access:https://journals.openedition.org/confins/25146
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author Deivison Carvalho Molinari
Daniella Paiva de Carvalho
author_facet Deivison Carvalho Molinari
Daniella Paiva de Carvalho
author_sort Deivison Carvalho Molinari
collection DOAJ
description The objective of the present work was to perform geomorphological analysis of the region of kilometer 99 on the BR-174 federal highway, where there is exposure of packages of marine coal leaflets of the Urubu River basin, and especially the morphometric elements of the economic category, and the geological aspects, such as: lineaments and geological formation. These gray leaflets are built into the package, recorded in the presence of bioturbated fossils, originated from the activities of organisms used for transgressions and marine regressions of glacial influence. The Urubu River is not on the edge of the municipality of Presidente Figueiredo and not in the Trombetas Group, composed by the following forms: Nhamundá (oldest), Pitinga (intermediate) and Manacapuru (younger), being the latter formation the most representative of the class. of use of the rock model in this outcrop. This river has a unique feature of NE-SW direction, which is indicative of a lineage river with origin of structural control of the Black and Solimons Rivers region.
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spelling doaj.art-9d51ad8f69834585b46289f7ae3239d32024-02-14T13:47:18ZengConfinsConfins1958-92124310.4000/confins.25146Neotectônica no Amazonas: análise geomorfológica-geológica na BR 174Deivison Carvalho MolinariDaniella Paiva de CarvalhoThe objective of the present work was to perform geomorphological analysis of the region of kilometer 99 on the BR-174 federal highway, where there is exposure of packages of marine coal leaflets of the Urubu River basin, and especially the morphometric elements of the economic category, and the geological aspects, such as: lineaments and geological formation. These gray leaflets are built into the package, recorded in the presence of bioturbated fossils, originated from the activities of organisms used for transgressions and marine regressions of glacial influence. The Urubu River is not on the edge of the municipality of Presidente Figueiredo and not in the Trombetas Group, composed by the following forms: Nhamundá (oldest), Pitinga (intermediate) and Manacapuru (younger), being the latter formation the most representative of the class. of use of the rock model in this outcrop. This river has a unique feature of NE-SW direction, which is indicative of a lineage river with origin of structural control of the Black and Solimons Rivers region.https://journals.openedition.org/confins/25146geomorphologyshaleslineamentKm 99federal highway BR-174
spellingShingle Deivison Carvalho Molinari
Daniella Paiva de Carvalho
Neotectônica no Amazonas: análise geomorfológica-geológica na BR 174
Confins
geomorphology
shales
lineament
Km 99
federal highway BR-174
title Neotectônica no Amazonas: análise geomorfológica-geológica na BR 174
title_full Neotectônica no Amazonas: análise geomorfológica-geológica na BR 174
title_fullStr Neotectônica no Amazonas: análise geomorfológica-geológica na BR 174
title_full_unstemmed Neotectônica no Amazonas: análise geomorfológica-geológica na BR 174
title_short Neotectônica no Amazonas: análise geomorfológica-geológica na BR 174
title_sort neotectonica no amazonas analise geomorfologica geologica na br 174
topic geomorphology
shales
lineament
Km 99
federal highway BR-174
url https://journals.openedition.org/confins/25146
work_keys_str_mv AT deivisoncarvalhomolinari neotectonicanoamazonasanalisegeomorfologicageologicanabr174
AT daniellapaivadecarvalho neotectonicanoamazonasanalisegeomorfologicageologicanabr174