Coral??????????? Just guessing
Calcium
Like a delicate sea shell, or a snail shell I guess.
These are the crafts made out from sea shells.
from a beach you like
limestone is made up of tiny sea creature abd sea shell compressed together.
yes because it is made up of calcium
same color shell
Sea Cucumbers.
A sea shell may contain a dead animal but the shell itself is a protective covering that an animal made to protect itself.
Bash sea shell
What is the sound in a sea shell
conchoidal fracture (sea shell - like pattern)