Natural pearls are as they sound – pearls that are formed naturally, without human influence. As the shape pearl is influenced by the shape of the irritant, to find a perfectly round natural pearl is extremely rare. Cultured pearls are typically identical to natural pearls, except for the way they started. In cultured pearls, pearl instead of by chance, a pearl farmer inserts an irritant into a mollusk pearl, allowing the formation of the pearl. The rest of the formation process of the pearl is effective as a natural pearl. Of course, controlling the irritant, the pearl farmer can influence the shape, size and color of the pearl created.
Freshwater pearls are pearls that are grown in rivers and freshwater lakes. These pearls are popular because there is a real pearl cheap that is extremely durable. The only weakness is that freshwater pearls are usually not the same luster perfect curve or saltwater pearls. Saltwater pearls are pearls that are grown in saltwater seas and oceans. Popular saltwater Akoya pearls, Tahitian pearls and South Sea. Saltwater pearls can be natural or cultured, although nearly the entire market has grown. Imitation pearls, sometimes as faux pearls, artificial pearls are called. These pearls are glass, plastic, ceramic or similar materials.