7 interesting facts about pearl

Perhaps the best-loved gems of all time, pearls—natural and cultured—occur in a wide variety of colors. The most familiar colors are white and cream (a light yellowish brown). Natural pearls can be separated from cultured pearls by taking X-rays to reveal their inner structures.

Pearl is the birthstone for June and the gem of the third and thirtieth anniversaries. It symbolizes modesty, chastity, and purity.

An assessment of some characteristics determines the value of each type of pearl. They are luster, surface quality, shape and color of the pearl.

Pearls with high luster have sharp bright reflections on the surface.

The number of blemishes on a pearl’s surface is evaluated to judge quality.

Spherical pearls are the most valued but symmetrical drops are also sought.

Although white is most classic, appreciation has grown for more unusual natural colors.