SEM of a Blue Mussel Shell
Scanning electron microscope image of a Blue mussel (Mytilus edulis) shell. Colored scanning electron micrograph (SEM). The shell of a mollusc is a tough exoskeleton formed from calcium carbonate (aragonite or calcite). It evolved as a protective barrier to predators. Magnification: 3,740x and the image is 30 um wide.
Copyright Ted Kinsman