Model for calcite spherulite formation in organic, clay-rich, lacustrine carbonate shales (Barbalha Formation, Aptian, Araripe Basin, NE Brazil)
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DOI: 10.1016/j.marpetgeo.2021.104988
Abstract: Abstract The formation of carbonate spherulites, recognized as part of the South-Atlantic Pre-Salt reservoir rocks, remains enigmatic. Well-chosen analogues provide insights into depositional and diagenetic conditions and the biotic versus abiotic processes that might influence… read more here.
Keywords: formation; aptian araripe; clay rich; organic clay ... See more keywords