Morphological aspects, textural features and chemical composition of spherules from the Colônia impact crater, São Paulo, Brazil

Autor: Victor F. Velázquez, Celso B. Gomes, Marcos Mansueto, Leonardo A.S. de Moraes, José Maria A. Sobrinho, Rodrigo F. Lucena, Alethéa E.M. Sallun, William Sallun Filho

Publikováno v: Solid Earth Sciences, Vol 6, Iss 1, Pp 27-36 (2021)

A wide variety of spherules and aluminum-silicate accretionary particles are found associated to allochthonous breccia deposits within the Colônia impact crater, SE Brazil. Using morphological, textural and compositional variation parameters, four t

Externí odkaz: https://doaj.org/article/7889cf90f60e48438dabb885c8f1bc3d

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Morphological aspects, textural features and chemical composition of spherules from the Colônia impact crater, São Paulo, Brazil

Autor: Leonardo Augusto Moraes, Marcos de Souza Mansueto, José Maria Azevedo Sobrinho, Alethéa Ernandes Martins Sallun, William Sallun Filho, Celso B. Gomes, Victor Fernandez Velázquez, Rodrigo F. Lucena

Publikováno v: Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Solid Earth Sciences, Vol 6, Iss 1, Pp 27-36 (2021)

A wide variety of spherules and aluminum-silicate accretionary particles are found associated to allochthonous breccia deposits within the Colonia impact crater, SE Brazil. Using morphological, textural and compositional variation parameters, four ty

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::efeec9c26014bfdce3a9332a49623301

Contribution to the Evidences of an Interhemispheric Cosmic Impact During the Younger Dryas. Distinctive Proxies from Central and South Mexico

Autor: Israde-Alcantara, I, Dominguez, G, Bischoff, J, Gonzalez, S, Previtali, F, Vezzoli,G, Limonta, M, West, A, Firestone, R, Huddart, D

The Younger Dryas chronozone is the last and coldest abrupt climatic change that took place at the end of the late Pleistocene producing a significant environmental disruption in America Europe and Asia. These changes include diversity and abundance

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______1299::255e9ffe744f955790a5aa566907a58f
http://hdl.handle.net/10281/233985

Micro-chemical analysis of anthropogenic spherules and its role in spherule type discrimination

Autor: Ambalika Niyogi, Jayanta K. Pati, Dipak Panda, Munmun Chakarvorty, Mavera Usmani

Department of Earth and Planetary Sciences, University of Allahabad, Allahabad-211 002, Uttar Pradesh, India E-mail : ambalika.niyogi@gmail.com EPMA Laboratory (PLANEX), Physical Research Laboratory, Thaltej Campus, Ahmedabad-380 009, Gujarat, India

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4d5ca3f842addce8e3ae928035f63a87