Coccolith

Description

A calcified, microscopic size unicellular marine plant. Coccolith contain calcium carbonate platelets secreted by coccolithophores that are imbedded in their cell membranes. Fossilized coccoliths form the basis for Chalk and Limestone deposits.

Synonyms and Related Terms

cocolito (Esp., Port.); Coccolith (Deut.); coccoliet (Ned.)