Limestone with Alveolina, an extinct foraminifera. Photomicrograph, thin section, polarized light.

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Photo credit: © José María Barres Manuel / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: alveolina, calcareous, foraminifera, fossil, geology, light, limestone, microscope, paleontology, petrographic, petrology, photomicrograph, polarized, polarizing, protists, protozoa, rock, section, sedimentary, thin