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Geochemistry of marine sediments of the Brazilian Northeastern continental shelf
Nascimento,Fernanda Souza do; Freire,George Satander Sá; Miola,BrígidaThe marine sediment samples collected from the northeastern Brazilian continental shelf, at water depths between 20 and 80 m, consisted mainly of sands with an almost total absence of gravel and granules. Medium, coarse and very coarse sand grains are mostly composed of halimeda, lithothamnium, rodoliths and bioclastic sands with a carbonate content varying between 77 and 96 %. The chemistry in general shows a ...
Data: 2010
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Origem: Oasisbr