What does a grain of salt look like?

A grain of salt looks like a tiny, irregularly-shaped crystal. It is usually transparent or white in color, but it can also be pink, yellow, or brown. The shape of a grain of salt can vary depending on the type of salt, but it is typically cubic or rectangular. The size of a grain of salt can also vary, but it is usually between 0.5 and 2 millimeters in diameter.