Ichnologic evidence of a Cambrian age in the southern Amazon Craton: Implications for the onset of the Western Gondwana history
Sign Up to like & getrecommendations! Published in 2017 at "Journal of South American Earth Sciences"
DOI: 10.1016/j.jsames.2017.03.008
Abstract: Colonization of the infaunal ecospace by burrowing bilaterians is one of the most important behavioral innovations during the Ediacaran-Cambrian transition. The establishment of vertical burrows by suspension feeders in high-energy nearshore settings during Cambrian Age… read more here.
Keywords: age; western gondwana; vertical burrows; amazon craton ... See more keywords
The new occurrence of Marinoan cap carbonate in Brazil: The expansion of snowball Earth events to the southwesternmost Amazon Craton
Sign Up to like & getrecommendations! Published in 2017 at "Journal of South American Earth Sciences"
DOI: 10.1016/j.jsames.2017.04.004
Abstract: Abstract Carbonate deposits exposed in the border of the Pimenta Bueno and Colorado grabens, western part of Parecis Basin, southwestern Amazon Craton, Brazil, have been previously considered as Paleozoic record. These deposits lying unconformably on… read more here.
Keywords: cap carbonate; marinoan; amazon craton; carbonate ... See more keywords
Sedimentology and stratigraphy of Neoproterozoic-lower Paleozoic carbonate-siliciclastic succession of the southwesternmost Amazon Craton, state of Rondônia, Brazil
Sign Up to like & getrecommendations! Published in 2018 at "Brazilian Journal of Geology"
DOI: 10.1590/2317-4889201820170002
Abstract: Manuscript ID: 20170002. Received on: 01/09/2017. Approved on: 10/31/2017. ABSTRACT: Facies and stratigraphic analysis were carried out in Neoproterozoic-Lower Paleozoic carbonate-siliciclastic deposits of Cacoal and Pimenta Bueno formations exposed on basement rocks and into the… read more here.
Keywords: sedimentology; formation; amazon craton; stratigraphy ... See more keywords