Any of various small marine clams of the genus Donax having variously colored, often striped or banded wedge-shaped shells, and found especially on sandy beaches along the Atlantic coast of the United States.
A soft porous limestone, composed essentially of fragments of shells and coral, used as a building material.
A soft, whitish limestone made up of broken sea shells and corals.
Any of a genus (Donax) of small, delicately colored saltwater clams.
A soft porous limestone, composed of shells and fragments of shell and coral that are partially cemented by material that is high in calcium carbonate and has not completely hardened.
Origin of coquina
- Spanish cockle probably diminutive of concha shell from Latin mussel conch
From American Heritage Dictionary of the English Language, 5th Edition